{"id":20356,"date":"2022-09-02T10:39:26","date_gmt":"2022-09-02T01:39:26","guid":{"rendered":"https:\/\/sipo.tokyo\/?p=20356"},"modified":"2022-09-10T05:40:25","modified_gmt":"2022-09-09T20:40:25","slug":"post-20356","status":"publish","type":"post","link":"https:\/\/sipo.tokyo\/?p=20356","title":{"rendered":"IOG\u30d6\u30ed\u30b0\uff1aZk-SNARKs\uff1a\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u4e0a\u306e\u66f4\u65b0\u53ef\u80fd\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7"},"content":{"rendered":"\n<p class=\"\">Zk-SNARK\u306f\u3001\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u3068\u5206\u6563\u578b\u53f0\u5e33\u306e\u305f\u3081\u306e\u300c\u30b9\u30a4\u30b9\u30a2\u30fc\u30df\u30fc\u30ca\u30a4\u30d5\u300d\u3067\u3042\u308b\u3053\u3068\u304c\u8a3c\u660e\u3055\u308c\u3066\u304a\u308a\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3001\u76f8\u4e92\u904b\u7528\u6027\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u5206\u91ce\u3067\u5fdc\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\">IOG\u304c\u30d6\u30ed\u30b0\u304c\u3001\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306eZKP\u3068\u305d\u306e\u5177\u4f53\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u8a18\u4e8b\u3067\u4f1d\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u4ee5\u4e0b\u306fIOG\u30d6\u30ed\u30b0\u306b\u63b2\u8f09\u3055\u308c\u305f\u8a18\u4e8b\u300c<a rel=\"noreferrer noopener\" href=\"https:\/\/iohk.io\/en\/blog\/posts\/2022\/09\/01\/zk-snarks-updatable-setups-on-the-blockchain\/\" data-type=\"URL\" data-id=\"https:\/\/iohk.io\/en\/blog\/posts\/2022\/09\/01\/zk-snarks-updatable-setups-on-the-blockchain\/\" target=\"_blank\">Zk-SNARKs: updatable setups on the blockchain<\/a>\u300d\u3092\u7ffb\u8a33\u3057\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"dp_toc_container pos-before_first_h allow-toggle\" role=\"navigation\" data-margin=\"30\"><p class=\"toc_title_block\"><span class=\"toc_title icon-list\">INDEX<\/span><span class=\"toc_toggle icon-up-open\" role=\"button\"><\/span><\/p><ul class=\"dp_toc_ul has_title\"><li><a href=\"#zk-snarksefbc9ae38396e383ade38383e382afe38381e382a7e383bce383b3e4b88ae381aee69bb4e696b0e58fafe883bde381aae382bbe38383e38388e382a2e38383-1\">Zk-SNARKs\uff1a\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u4e0a\u306e\u66f4\u65b0\u53ef\u80fd\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/a><ul><li><a href=\"#zk-snarksefbc9ae38396e383ade38383e382afe38381e382a7e383bce383b3e4b88ae381aee69bb4e696b0e58fafe883bde381aae382bbe38383e38388e382a2e38383-2\">Zk-SNARKs\uff1a\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u4e0a\u306e\u66f4\u65b0\u53ef\u80fd\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/a><\/li><li><a href=\"#e38195e381bee38196e381bee381aae382bfe382a4e38397e381aezkp-3\">\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306eZKP<\/a><\/li><li><a href=\"#e5ae89e585a8e381aasrse7949fe68890e381abe38288e3828be38397e383a9e382a4e38390e382b7e383bce5958fe9a18ce381aee8a7a3e6b1ba-4\">\u5b89\u5168\u306aSRS\u751f\u6210\u306b\u3088\u308b\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u554f\u984c\u306e\u89e3\u6c7a<\/a><\/li><\/ul><\/div><h3 class=\"wp-block-heading\" id=\"zk-snarksefbc9ae38396e383ade38383e382afe38381e382a7e383bce383b3e4b88ae381aee69bb4e696b0e58fafe883bde381aae382bbe38383e38388e382a2e38383-1\">Zk-SNARKs\uff1a\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u4e0a\u306e\u66f4\u65b0\u53ef\u80fd\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/h3>\n\n\n\n<p class=\"\">by Thomas Kerber 2022\u5e749\u67081\u65e5 12\u5206 \u8aad\u4e86<\/p>\n\n\n<div class=\"wp-block-image is-style-default\">\n<figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-1.webp\" alt=\"\" class=\"wp-image-20358\" srcset=\"https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-1.webp 800w, https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-1-300x169.webp 300w, https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-1-768x432.webp 768w, https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-1-450x253.webp 450w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n\n<h5 class=\"wp-block-heading\" id=\"zk-snarksefbc9ae38396e383ade38383e382afe38381e382a7e383bce383b3e4b88ae381aee69bb4e696b0e58fafe883bde381aae382bbe38383e38388e382a2e38383-2\">Zk-SNARKs\uff1a\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u4e0a\u306e\u66f4\u65b0\u53ef\u80fd\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/h5>\n\n\n\n<p class=\"\">\u30bc\u30ed\u77e5\u8b58\u8a3c\u660e\uff08ZKP\uff09\u306f\u3001\u305d\u306e\u767b\u5834\u4ee5\u6765\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3068\u5b8c\u5168\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u5fc5\u8981\u3068\u3059\u308b\u591a\u304f\u306e\u8a2d\u5b9a\u306e\u4e2d\u3067\u3001\u691c\u8a3c\u53ef\u80fd\u306a\u5916\u90e8\u59d4\u8a17\u8a08\u7b97\u304b\u3089\u533f\u540d\u8a8d\u8a3c\u306b\u81f3\u308b\u6f5c\u5728\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002ZKP\u306f\u3001\u3042\u308b\u5f53\u4e8b\u8005\u304c\u4ed6\u306e\u5f53\u4e8b\u8005\u306b\u5bfe\u3057\u3066\u3001\u3042\u308b\u6587\u3084\u4e3b\u5f35\u304c\u771f\u5b9f\u3067\u3042\u308b\u3053\u3068\u3092\u3001\u305d\u306e\u6587\u306e\u5185\u5bb9\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3053\u3068\u306a\u304f\u8a3c\u660e\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3059\u308b\u3002ZKP\u3092\u69d8\u3005\u306a\u30aa\u30f3\u30c1\u30a7\u30fc\u30f3\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3001\u76f8\u4e92\u904b\u7528\u6027\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u554f\u984c\u89e3\u6c7a\u306b\u8ca2\u732e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306eZKP\u3068\u305d\u306e\u5177\u4f53\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u307e\u305f\u3001zk-SNARKs\u3068\u305d\u306e\u9069\u7528\u306b\u304a\u3051\u308b\u3044\u304f\u3064\u304b\u306e\u65e2\u77e5\u306e\u554f\u984c\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u3001\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u540c\u7b49\u306e\u6761\u4ef6\u4e0b\u3067\u5b89\u5168\u306a\u7279\u6027\u3092\u6301\u3064\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u6a5f\u69cb\u3092\u63d0\u6848\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u306f\u3001Thomas Kerber\u3001Aggelos Kiayias\u3001Markulf Kohlweiss\u306b\u3088\u3063\u3066\u66f8\u304b\u308c\u305f\u7814\u7a76\u8ad6\u6587\u300c<a rel=\"noreferrer noopener\" href=\"https:\/\/iohk.io\/en\/research\/library\/papers\/mining-for-privacy-how-to-bootstrap-a-snarky-blockchain\/\" target=\"_blank\">Mining for Privacy<\/a>\uff1a<a rel=\"noreferrer noopener\" href=\"https:\/\/iohk.io\/en\/research\/library\/papers\/mining-for-privacy-how-to-bootstrap-a-snarky-blockchain\/\" target=\"_blank\">How to Bootstrap a Snarky Blockchain<\/a>\u300d\u306b\u57fa\u3065\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"e38195e381bee38196e381bee381aae382bfe382a4e38397e381aezkp-3\">\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306eZKP<\/h5>\n\n\n\n<p class=\"\">\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u3067\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u516c\u958b\u3055\u308c\u305f\u3059\u3079\u3066\u306e\u53d6\u5f15\u3092\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u691c\u8a3c\u3059\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u30bc\u30ed\u77e5\u8b58\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u5b9f\u7528\u7684\u306a\u5c55\u958b\u306b\u306f\u3001\u5c0f\u3055\u306a\u8a3c\u660e\u30b5\u30a4\u30ba\u3068\u9ad8\u901f\u306a\u691c\u8a3c\u6642\u9593\u304c\u91cd\u8981\u3067\u3042\u308b\u3002\u5b9f\u7528\u7684\u306a\u30b9\u30ad\u30fc\u30e0\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u3001\u6027\u80fd\u3068\u6697\u53f7\u306e\u4eee\u5b9a\u306b\u304a\u3051\u308b\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u306e\u7a7a\u9593\u304c\u5e83\u5927\u3067\u3042\u308b\u3053\u3068\u304b\u3089\u3001\u305d\u3053\u304b\u3089\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u975e\u5bfe\u8a71\u7684\u30bc\u30ed\u77e5\u8b58\u5f15\u6570\uff08NIZK\uff09<\/strong>\uff1a\u3053\u308c\u306f\u6700\u3082\u4e00\u822c\u7684\u306a\u6982\u5ff5\u3067\u3059\u3002NIZK\u306e\u5229\u70b9\u306f\u3001\u6a19\u6e96\u7684\u306a\u6697\u53f7\u306e\u4eee\u5b9a\u306b\u4f9d\u5b58\u3057\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u5f37\u529b\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fdd\u8a3c\u3092\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3053\u3068\u3067\u3059\u3002<\/li><li><strong>\u7c21\u6f54\u306a\u975e\u5bfe\u8a71\u7684\u30bc\u30ed\u77e5\u8b58\u5f15\u6570\uff08SNARGs\uff09<\/strong>\uff1a\u6697\u53f7\u5b66\u7684\u4eee\u5b9a\u304c\u5f37\u304f\u3001\u5b89\u5168\u6027\u4fdd\u8a3c\u304c\u5f31\u3044\u5834\u5408\u304c\u591a\u3044\u304c\u3001\u7c21\u6f54\u3055\u3092\u9054\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/li><li><strong>\u7c21\u6f54\u306a\u975e\u5bfe\u8a71\u7684\u30bc\u30ed\u77e5\u8b58\u8ad6\u8a3c(SNARKs or sometimes zk-SNARKs)<\/strong>\uff1a\u77e5\u8b58\u3068\u30bc\u30ed\u77e5\u8b58\u306e\u8a3c\u660e\u3067\u3082\u3042\u308bSNARGs\u3067\u3042\u308b\u3002\u30eb\u30a4\u30b9\u30fb\u30ad\u30e3\u30ed\u30eb\u306e\u30ca\u30f3\u30bb\u30f3\u30b9\u8a69\u300c<a rel=\"noreferrer noopener\" href=\"https:\/\/www.poetryfoundation.org\/poems\/43909\/the-hunting-of-the-snark\" target=\"_blank\">The Hunting of the Snark<\/a>\u300d\u306b\u3061\u306a\u3093\u3067\u3001\u3053\u306e\u540d\u524d\u3082\u6709\u540d\u3002<\/li><li><strong>\u7c21\u6f54\u3067\u900f\u660e\u306a\u77e5\u8b58\u8a3c\u660e\uff08STARKs\uff09<\/strong>\uff1a\u3053\u3053\u3067\u3044\u3046\u900f\u660e\u3068\u306f\u3001\u4fe1\u983c\u3067\u304d\u308b\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3092\u5fc5\u8981\u3068\u3059\u308b\u3060\u3051\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306e\u3053\u3068\u3067\u3042\u308b\u3002\u3053\u308c\u306f\u6709\u76ca\u3067\u3042\u308b\u304c\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u3092\u4f34\u3046\u3053\u3068\u304c\u3042\u308b\u3002<\/li><\/ul>\n\n\n\n<p class=\"\">\u73fe\u5728\u3001\u691c\u8a3c\u8005\u306e\u89b3\u70b9\u304b\u3089\u6700\u3082\u9b45\u529b\u7684\u306a\u8a3c\u660e\u30b7\u30b9\u30c6\u30e0\u306f\u3001\uff08\u524d\u51e6\u7406\uff09\u7c21\u6f54\u306a\u975e\u5bfe\u8a71\u7684\u77e5\u8b58\u8ad6\u8a3c\u3001\u7565\u3057\u3066zk-SNARK\u3067\u3042\u308a\u3001\u5c0f\u3055\u306a\u5b9a\u6570\u8a3c\u660e\u30b5\u30a4\u30ba\u3068\u4efb\u610f\u306b\u5927\u304d\u306a\u95a2\u4fc2\u306b\u5bfe\u3057\u3066\u3082\u5b9a\u6570\u6642\u9593\u306e\u691c\u8a3c\u30b3\u30b9\u30c8\u3092\u6301\u3064\u3082\u306e\u3067\u3042\u308b\u3002k-SNARK\u306f\u3001\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u3084\u5206\u6563\u53f0\u5e33\u306e\u300c\u30b9\u30a4\u30b9\u30a2\u30fc\u30df\u30fc\u30ca\u30a4\u30d5\u300d\u3068\u3057\u3066\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3001\u76f8\u4e92\u904b\u7528\u6027\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u5206\u91ce\u3067\u5fdc\u7528\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u5b9f\u8a3c\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\"><strong>\u4f7f\u7528\u4f8b<\/strong><\/p>\n\n\n\n<p class=\"\">Zk-SNARKs\u306e\u4f7f\u7528\u4f8b\u306f\u975e\u5e38\u306b\u591a\u69d8\u3067\u3059\u3002SNARK\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u7c21\u6f54\u6027\u306e\u7279\u6027\u3092\u6539\u5584\u3059\u308b\u305f\u3081\u306b\u63a1\u7528\u3055\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u4ed6\u306e\u4f7f\u7528\u4f8b\u3067\u306f\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306bzk-SNARK\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u4e21\u65b9\u306e\u5074\u9762\u304c\u5f79\u5272\u3092\u679c\u305f\u3059\u3001\u6df7\u5408\u578b\u306e\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u306e\u8a2d\u5b9a\u3067\u306f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u7c21\u6f54\u6027\u3092\u8003\u616e\u3059\u308b\u3068\u3001zk-SNARKS\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u5927\u304d\u304f\u8ca2\u732e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u30e9\u30a4\u30c8\u30af\u30e9\u30a4\u30a2\u30f3\u30c8<\/strong>\uff1a\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u52b9\u7387\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5168\u4f53\u7684\u306a\u69cb\u9020\u3092\u5411\u4e0a\u3055\u305b\u308b\u3002\u52b9\u7387\u7684\u306a\u8a3c\u660e\u30b7\u30b9\u30c6\u30e0\uff08\u30bc\u30ed\u77e5\u8b58\u8981\u4ef6\u306a\u3057\uff09\u306f\u3001\u30e9\u30a4\u30c8\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30d6\u30fc\u30c8\u30b9\u30c8\u30e9\u30c3\u30d7\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3059\u3002\u307e\u305f\u3001\u518d\u5e30\u7684\u8a3c\u660e\u30b7\u30b9\u30c6\u30e0\u306f\u3053\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3068\u76f8\u6027\u304c\u826f\u304f\u3001\u7121\u9650\u306e\u518d\u5e30\u6027\u306b\u5bfe\u3059\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3084\u3001\u518d\u5e30\u7684\u8a3c\u660e\u306b\u304a\u3051\u308b\u5916\u90e8\u95a2\u6570\uff08\u4f8b\u3048\u3070\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\uff09\u306e\u5229\u7528\u3092\u4fdd\u8a3c\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/li><li><strong>\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8<\/strong>\uff1a\u516c\u958b\u3055\u308c\u305f\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u5b9f\u884c\u306b\u3088\u308a\u3001\u5143\u5e33\u304c\u6df7\u96d1\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u305d\u306e\u8ca0\u8377\u3092\u8efd\u6e1b\u3059\u308b\u3002\u30aa\u30f3\u30c1\u30a7\u30fc\u30f3\u30b3\u30fc\u30c9\u3092SNARK\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3001\u691c\u8a3c\u6642\u9593\u3092\u4e00\u5b9a\u307e\u305f\u306f\u5bfe\u6570\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u8907\u96d1\u306a\u691c\u8a3c\u3092\u53ef\u80fd\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li><li><strong>Proof of useful work (PoUW)<\/strong>\uff1aSNARK\u306f\u3001\u30aa\u30f3\u30c1\u30a7\u30fc\u30f3\u3067\u306e\u691c\u8a3c\u306b\u306f\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308b\u63a1\u6398\u8005\u306b\u3088\u308b\u300c\u6709\u7528\u306a\u8a08\u7b97\u300d\u3092\u691c\u8a3c\u3059\u308b\u9375\u3068\u306a\u308a\u3048\u307e\u3059\u3002<\/li><\/ul>\n\n\n\n<p class=\"\"><br>\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u306e\u89b3\u70b9\u304b\u3089\u3001\u591a\u304f\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u5b89\u5168\u306a\u652f\u6255\u3044\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306e\u5c55\u958b\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u4ea4\u63db\u3001\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u7ba1\u7406\u3001\u6295\u7968\u3001\u30aa\u30fc\u30af\u30b7\u30e7\u30f3\u3001\u691c\u8a3c\u53ef\u80fd\u306a\u7d71\u8a08\uff08\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u30aa\u30e9\u30af\u30eb\u306e\u4e00\u7a2e\uff09\u3001\u307e\u305f\u306f\u30a4\u30f3\u30bb\u30f3\u30c6\u30a3\u30d6\u4ed8\u304d\u306e\u533f\u540d\u901a\u4fe1\u306e\u305f\u3081\u306b\u30bc\u30ed\u77e5\u8b58\u8a3c\u660e\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3068\u3057\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8<\/strong>\uff1aSNARK\u306f\u3001\u73fe\u5728\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u8a2d\u8a08\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u5c55\u958b\u3059\u308b\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u305f\u3081\u306e\u666e\u904d\u6027\u3068\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u306e\u5bb9\u6613\u3055\u306e2\u3064\u304c\u6700\u91cd\u8981\u3067\u3059\u3002\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306e\u8868\u73fe\u529b\u306f\u3001\u554f\u984c\u7a7a\u9593\u3092\u7e2e\u5c0f\u3059\u308b\u305f\u3081\u306b\u6392\u9664\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u975e\u9650\u5b9a\u30eb\u30fc\u30d7\u3084\u518d\u5e30\u3092\u7981\u6b62\u3059\u308b\u3053\u3068\u3067\u3001\u518d\u5e30\u7684\u306aSNARK\u306e\u5408\u6210\u304c\u4e0d\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u57fa\u672c\u7684\u306b\u3001\u9ad8\u30ec\u30d9\u30eb\u306e\u5951\u7d04\u8a00\u8a9e\u306e\u3042\u308b\u30b5\u30d6\u30bb\u30c3\u30c8\u306f\u3001SNARK\u56de\u8def\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li><li><strong>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30da\u30a4\u30e1\u30f3\u30c8<\/strong>\uff1a\u8cc7\u7523\u306f\u3001\u5e0c\u5c11\u6027\u306e\u30e2\u30c7\u30eb\u5316\u3092\u542b\u3080\u7279\u5b9a\u306e\u5f62\u306e\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u4e3b\u5f35\u3068\u898b\u306a\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30da\u30a4\u30e1\u30f3\u30c8\u306e\u63d0\u6848\u306f\u3001\u30de\u30eb\u30c1\u30a2\u30bb\u30c3\u30c8\u3068\u975e\u30d5\u30a1\u30f3\u30b8\u30d6\u30eb\u30c8\u30fc\u30af\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u3053\u308c\u3089\u306e\u30c8\u30fc\u30af\u30f3\u3092\u30b9\u30de\u30fc\u30c8\u30b3\u30f3\u30c8\u30e9\u30af\u30c8\u306b\u63a5\u7d9a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/li><li><strong>\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u7ba1\u7406<\/strong>\uff1a\u691c\u8a3c\u53ef\u80fd\u306a\u30af\u30ec\u30c7\u30f3\u30b7\u30e3\u30eb\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u306f\u3001\u767a\u884c\u8005\u306f\u6697\u53f7\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff08\u30af\u30ec\u30c7\u30f3\u30b7\u30e3\u30eb\uff09\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u3067\u3001\u88ab\u9a13\u8005\u306b\u95a2\u3059\u308b\u4e3b\u5f35\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u88ab\u9a13\u8005\u306f\u305d\u306e\u5f8c\u3001\u691c\u8a3c\u8005\u3067\u3042\u308b\u4ed6\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u81ea\u5206\u306e\u30af\u30ec\u30c7\u30f3\u30b7\u30e3\u30eb\u3092\u63d0\u793a\u3059\u308b\u3002\u691c\u8a3c\u8005\u306f\u3001\u767a\u884c\u8005\u304c\u30af\u30ec\u30c7\u30f3\u30b7\u30e3\u30eb\u3092\u63d0\u793a\u3057\u305f\u5bfe\u8c61\u8005\u306b\u3064\u3044\u3066\u4e3b\u5f35\u3092\u884c\u3063\u305f\u3053\u3068\u3092\u691c\u8a3c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/li><li><strong>\u6295\u7968\u3068\u56fd\u5eab<\/strong>\uff1aZK\u8a3c\u660e\u306f\u56fd\u5eab\u6295\u7968\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u4f8b\u3048\u3070\u3001\u6697\u53f7\u901a\u8ca8\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u305f\u3081\u306e\u56fd\u5eab\u30b7\u30b9\u30c6\u30e0\uff08<a rel=\"noreferrer noopener\" href=\"https:\/\/eprint.iacr.org\/2018\/435.pdf\" target=\"_blank\">treasury system for cryptocurrencies<\/a>\uff09\u306f\u3001\u6295\u7968\u8005\u306e\u6295\u7968\u304c\u6697\u53f7\u5316\u3055\u308c\u3001\u5f8c\u306b\u540c\u578b\u8a08\u7b97\u3092\u4f7f\u7528\u3057\u3066\u96c6\u8a08\u3055\u308c\u308b\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u4fdd\u8b77\u3055\u308c\u305f\u6295\u7968\u65b9\u5f0f\u3092\u63d0\u4f9b\u3059\u308b\u3002\u56fd\u5eab\u306eZK\u8a3c\u660e\u306f\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u69d8\u3005\u306a\u6bb5\u968e\u3067\u6697\u53f7\u5316\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u6b63\u3057\u3055\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bDLP\u30d9\u30fc\u30b9\u306e\u975e\u5bfe\u8a71\u578b\u30b7\u30b0\u30de\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\uff08\u4f8b\u3048\u3070\u3001\u6697\u53f7\u5316\u3055\u308c\u305f\u6295\u7968\u8005\u306e\u6295\u7968\u7528\u7d19\u304c\u6b63\u3057\u304f\u69cb\u6210\u3055\u308c\u305f\u6295\u7968\u7528\u7d19\u3092\u542b\u3093\u3067\u3044\u308b\u3053\u3068\uff09\u3002<\/li><\/ul>\n\n\n\n<p class=\"\">\u6df7\u5728\u3059\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u30aa\u30e9\u30af\u30eb<\/strong>\uff1aSNARK\u306f\u3001\u8907\u6570\u306e\u30bd\u30fc\u30b9\u304b\u3089\u30c7\u30fc\u30bf\u3092\u96c6\u7d04\u3059\u308b\u969b\u306e\u691c\u8a3c\u30b3\u30b9\u30c8\u3092\u524a\u6e1b\u3067\u304d\u3001\u307e\u305f\u3001\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u30dd\u30a4\u30f3\u30c8\u3067\u306f\u306a\u304f\u3001\u96c6\u7d04\u3055\u308c\u305f\u5024\u3068\u8a3c\u660e\u306e\u307f\u3092\u542b\u3081\u308b\u3053\u3068\u3067\u3001\u6295\u7a3f\u3055\u308c\u308b\u30aa\u30f3\u30c1\u30a7\u30fc\u30f3\u30c7\u30fc\u30bf\u306e\u30b5\u30a4\u30ba\u3092\u7e2e\u5c0f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3053\u306e2\u3064\u306e\u7279\u6027\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u3001\u5f53\u4e8b\u8005\u306f\u3001\u591a\u6570\u306e\u30c7\u30fc\u30bf\u30dd\u30a4\u30f3\u30c8\u306e\u7f72\u540d\u3068\u305d\u308c\u305e\u308c\u306e\u5e73\u5747\u5024\/\u4e2d\u592e\u5024\/\u5206\u6563\u5024\u306e\u77e5\u8b58\u3092\u7c21\u6f54\u306b\u8a3c\u660e\u3067\u304d\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li><li><strong>\u30b5\u30a4\u30c9\u30c1\u30a7\u30fc\u30f3<\/strong>\uff1a\u30c1\u30a7\u30fc\u30f3\u30da\u30ae\u30f3\u30b0\u69cb\u6210\u306b\u304a\u3051\u308b\u4e00\u65b9\u306e\u30c1\u30a7\u30fc\u30f3\u306f\u3001\u4ed6\u65b9\u306e\u30c1\u30a7\u30fc\u30f3\u306b\u5bfe\u3057\u3066\u30e9\u30a4\u30c8\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u305d\u306e\u30c1\u30a7\u30fc\u30f3\u5168\u4f53\u3092\u691c\u8a3c\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u4ed6\u65b9\u306e\u30c1\u30a7\u30fc\u30f3\u4e0a\u306e\u30af\u30ed\u30b9\u30c1\u30a7\u30fc\u30f3\u53d6\u5f15\u3092\u691c\u8a3c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u9055\u3044\u306f\u3001\u3053\u306e\u30da\u30ae\u30f3\u30b0\u304c\u3057\u3070\u3057\u3070\u9577\u671f\u7684\u306b\u7dad\u6301\u3055\u308c\u308b\u305f\u3081\u3001\u8a3c\u660e\u3092\u5b9a\u671f\u7684\u306b\u3001\u300c\u66f4\u65b0\u53ef\u80fd\u300d\u306a\u65b9\u6cd5\u3067\u63d0\u4f9b\u3067\u304d\u308b\u3053\u3068\u3067\u3042\u308b\u3002\u8a73\u3057\u304f\u306f<a rel=\"noreferrer noopener\" href=\"https:\/\/eprint.iacr.org\/2018\/1239\" target=\"_blank\">Proof of stake Sidechains<\/a>\u3092\u53c2\u7167\u3002<\/li><\/ul>\n\n\n\n<p class=\"\"><strong>\u65e2\u77e5\u306e\u554f\u984c<\/strong><\/p>\n\n\n\n<p class=\"\">\u975e\u5bfe\u8a71\u7684\u30bc\u30ed\u77e5\u8b58\u306f\u3001\u5171\u6709\u3055\u308c\u305f\u30e9\u30f3\u30c0\u30e0\u6027\u3001\u307e\u305f\u306f\u5171\u901a\u306e\u53c2\u7167\u6587\u5b57\u5217\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002\u591a\u304f\u306e\u7c21\u6f54\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u3088\u308a\u5f37\u529b\u306a\u6027\u8cea\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u5171\u6709\u3055\u308c\u305f\u4e71\u6570\u5024\u304c\u5fc5\u8981\u306a\u3060\u3051\u3067\u306a\u304f\u3001\u7279\u5b9a\u306e\u69cb\u9020\u306b\u5f93\u308f\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u69cb\u9020\u5316\u53c2\u7167\u6587\u5b57\u5217\uff08SRS\uff09\u306f\u901a\u5e38\u3001\u95a2\u9023\u3059\u308b\u30b0\u30eb\u30fc\u30d7\u8981\u7d20\u3001\u3059\u306a\u308f\u3061\u3001\u3059\u3079\u3066\u306ei\u2208l56bn\u306b\u5bfe\u3057\u3066gxi\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u3053\u306e\u3088\u3046\u306a\u53c2\u7167\u6587\u5b57\u5217\u3092\u516c\u958b\u30e9\u30f3\u30c0\u30e0\u6027\u304b\u3089\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3059\u308b\u660e\u3089\u304b\u306a\u65b9\u6cd5\u306f\u3001\u4f7f\u7528\u3055\u308c\u308b\u6307\u6570\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3082\u306e\u3067\u3042\u308a\u3001\u3053\u308c\u3089\u306e\u5024\u3092\u77e5\u308b\u3053\u3068\u306f\u8a3c\u660e\u30b7\u30b9\u30c6\u30e0\u81ea\u4f53\u306e\u5065\u5168\u6027\u3092\u7834\u58ca\u3059\u308b\u3002\u3055\u3089\u306b\u60aa\u3044\u3053\u3068\u306b\u3001\u3053\u308c\u3089\u306e\u30b7\u30b9\u30c6\u30e0\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u3001\u901a\u5e38\u3001\u6307\u6570\u306e\u4eee\u5b9a\u306b\u4f9d\u5b58\u3057\u3066\u304a\u308a\u3001\u305d\u306e\u3088\u3046\u306a\u65b9\u6cd5\u3067\u95a2\u9023\u3059\u308b\u30b0\u30eb\u30fc\u30d7\u8981\u7d20\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u57fa\u790e\u3068\u306a\u308b\u6307\u6570\u3092\u77e5\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3092\u8ff0\u3079\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u5b89\u5168\u306a\u30de\u30eb\u30c1\u30d1\u30fc\u30c6\u30a3\u8a08\u7b97\uff08MPC\uff09\u306f\u3001\u3053\u306e\u3088\u3046\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u30d7\u30ed\u30bb\u30b9\u306e\u4fe1\u983c\u6027\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3053\u308c\u307e\u3067\u3082\u4f7f\u7528\u3055\u308c\u3066\u304d\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001MPC\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u3088\u308b\u5b89\u5168\u306a\u8a08\u7b97\u3068SRS\u306e\u751f\u6210\u306e\u691c\u8a3c\u306e\u305f\u3081\u306e\u53c2\u52a0\u8005\u306e\u9078\u629e\u306f\u3001\u4e2d\u592e\u96c6\u6a29\u306e\u8981\u7d20\u3092\u4fdd\u6301\u3057\u3066\u3044\u307e\u3059\u3002MPC\u306e\u4f7f\u7528\u306f\u3001SNARK\u3092\u5fc5\u8981\u3068\u3059\u308b\u5206\u6563\u578b\u30b7\u30b9\u30c6\u30e0\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306b\u304a\u3044\u3066\u3001\u4f9d\u7136\u3068\u3057\u3066\u8ad6\u4e89\u306e\u7684\u3068\u306a\u308b\u8981\u7d20\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"e5ae89e585a8e381aasrse7949fe68890e381abe38288e3828be38397e383a9e382a4e38390e382b7e383bce5958fe9a18ce381aee8a7a3e6b1ba-4\">\u5b89\u5168\u306aSRS\u751f\u6210\u306b\u3088\u308b\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u554f\u984c\u306e\u89e3\u6c7a<\/h5>\n\n\n\n<p class=\"\">\u66f4\u65b0\u53ef\u80fd\u306a\u69cb\u9020\u5316\u53c2\u7167\u5217\uff08uSRS\uff09\u306f\u3001\u6700\u521d\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u671f\u9593\u4e2d\u306b\u30d6\u30ed\u30c3\u30af\u4f5c\u6210\u8005\u306b\u9032\u5316\u3059\u308buSRS\u306e\u66f4\u65b0\u3092\u8981\u6c42\u3059\u308b\u3053\u3068\u3067\u3001\u5206\u6563\u53f0\u5e33\u3092\u4f7f\u7528\u3057\u3066\u5b89\u5168\u306b\u521d\u671f\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6700\u7d42\u7684\u306auSRS\u306e\u5408\u610f\u3092\u5f85\u3063\u305f\u5f8c\u3001\u305d\u308c\u3092\u5b89\u5168\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u3053\u306e\u8a3c\u660e\u306f\u3001\u4e2d\u672c\u5f0f\u53f0\u5e33\u306e\u57fa\u672c\u7684\u306a\u64cd\u4f5c\u65b9\u6cd5\u306b\u4f9d\u5b58\u3057\u3066\u3044\u308b\u3002\u7570\u306a\u308b\u30e6\u30fc\u30b6\u30fc\u304c\u3042\u308b\u6761\u4ef6\u3092\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u308c\u3070\u3001\u30d6\u30ed\u30c3\u30af\u306e\u30c1\u30a7\u30fc\u30f3\u3092\u62e1\u5f35\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3053\u306e\u6761\u4ef6\u306f\u3001\u653b\u6483\u8005\u304c\u5b9f\u884c\u3067\u304d\u308b\u62e1\u5f35\u306e\u6570\u304c\u5236\u9650\u3055\u308c\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u786c\u3055\u306e\u7a2e\u985e\u306b\u95a2\u9023\u3057\u3066\u3044\u308b\u3002\u3053\u306e\u3088\u3046\u306a\u69cb\u9020\u304c\u4e0e\u3048\u3089\u308c\u305f\u5834\u5408\u3001\u6642\u9593\u01ff1\u306e\u524d\u306b\u5404\u30d6\u30ed\u30c3\u30af\u306buSRS\u306e\u66f4\u65b0\u3092\u95a2\u9023\u4ed8\u3051\u308b\u3002\u3053\u306e\u6642\u9593\u306f\u3001\u5143\u5e33\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7279\u6027\u306b\u3088\u308a\u3001\u3053\u306e\u6642\u70b9\u3067\u5404\u7af6\u5408\u9023\u9396\u306b\u304a\u3044\u3066\u5c11\u306a\u304f\u3068\u30821\u3064\u306e\u30d6\u30ed\u30c3\u30af\u304c\u6b63\u76f4\u3067\u3042\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u308b\u3088\u3046\u306b\u9078\u629e\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p class=\"\">\u3053\u308c\u306f\u3001\u63a1\u6398\u8005\u304cuSRS\u306e\u66f4\u65b0\u3092\u6697\u53f7\u5316\u3059\u308b\u305f\u3081\u306b\u30d6\u30ed\u30c3\u30af\u306b\u57cb\u3081\u8fbc\u3080\u60c5\u5831\u304b\u3089\u5f97\u3089\u308c\u308b\u30ea\u30fc\u30c0\u30fc\u30b7\u30c3\u30d7\u306e\u72b6\u614b\u3092\u8ffd\u52a0\u3057\u305f\u5143\u5e33\u6a5f\u80fd\u304b\u3089\u69cb\u7bc9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3053\u308c\u306f\u3001\u4ed6\u306e\u7528\u9014\u3082\u53ef\u80fd\u306b\u3059\u308b\u305f\u3081\u306b\u5341\u5206\u306b\u4e00\u822c\u7684\u306a\u3082\u306e\u3068\u3057\u3066\u6b8b\u3055\u308c\u3066\u3044\u308b\u3002\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9\u306f\u3001\u30ea\u30fc\u30c0\u30fc\u30b7\u30c3\u30d7\u72b6\u614b\u3067uSRS\u306e\u66f4\u65b0\u3092\u884c\u3046\u53f0\u5e33\u306f\u3001\u305d\u3046\u3067\u306a\u3044\u53f0\u5e33\u3068\u540c\u7b49\u3067\u3042\u308b\u304c\u3001\u5b89\u5168\u306auSRS\u3092\u4f34\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3059\u3053\u3068\u3067\u3042\u308b\u3002\u6642\u9593\u01d6\u306e\u5f8c\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u5171\u901a\u306e\u63a5\u982d\u8f9e\u306b\u3088\u3063\u3066\u3059\u3079\u3066\u306e\u5f53\u4e8b\u8005\u304c\u53c2\u7167\u6587\u5b57\u5217\u306b\u540c\u610f\u3059\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u308b\u307e\u3067\u3001\u3055\u3089\u306b\u6642\u9593\u01d6\u79d2\u79d2\u79d2\u5f85\u3064\u3002<\/p>\n\n\n\n<p class=\"\"><strong>\u63d0\u6848\u3059\u308b\u53f0\u5e33\u306e\u62bd\u8c61\u5316<\/strong><\/p>\n\n\n\n<p class=\"\">\u66f4\u65b0\u53ef\u80fd\u306a\u69cb\u9020\u5316\u53c2\u7167\u6587\u5b57\u5217\u6a5f\u80fd\u306e\u69cb\u7bc9\u306f\u3001Garay\u3089\u306b\u3088\u308bBitcoin\u30d0\u30c3\u30af\u30dc\u30fc\u30f3\u5206\u6790\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u3001Nakamoto\u30b9\u30bf\u30a4\u30eb\u306e\u5408\u610f\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u5bfe\u3059\u308b\u5171\u901a\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3001\u30c1\u30a7\u30fc\u30f3\u54c1\u8cea\u3001\u30c1\u30a7\u30fc\u30f3\u6210\u9577\u306e\u7279\u6027\u306b\u4f9d\u5b58\u3059\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Common prefix<\/strong>\uff1a2\u8005\u306e\u73fe\u5728\u306e\u9396\u01d61\u3068\u1d6f2\u304c\u4e0e\u3048\u3089\u308c\u3001\u6700\u521d\u306e\u9396\u304b\u3089k\u30d6\u30ed\u30c3\u30af\u3092\u53d6\u308a\u9664\u304f\u3068\u30012\u756a\u76ee\u306e\u9396\u306e\u63a5\u982d\u8f9e\u3068\u306a\u308b\uff1a\u01d61\u230ak \u227a\u1d6f2.<\/li><li><strong>Existential chain quality<\/strong>\uff1a\u4efb\u610f\u306e\u5f53\u4e8b\u8005\u306e\u73fe\u5728\u306e\u9396\u01d6\u306b\u3064\u3044\u3066\u3001\u3053\u306e\u9396\u306e\u4efb\u610f\u306e\u9023\u7d9a\u3057\u305fl\u500b\u306e\u30d6\u30ed\u30c3\u30af\u306f\u3001\u6b63\u76f4\u306a\u5f53\u4e8b\u8005\u306b\u3088\u3063\u3066\u4f5c\u6210\u3055\u308c\u305f\u5c11\u306a\u304f\u3068\u30821\u3064\u306e\u30d6\u30ed\u30c3\u30af\u3092\u542b\u3080\u3002<\/li><li><strong>Chain growth<\/strong>\uff1a\u3042\u308b\u5f53\u4e8b\u8005\u306e\u9396\u306e\u9577\u3055\u304cc\u3067\u3042\u308b\u5834\u5408\u3001s\u6642\u9593\u5f8c\u306b\u5c11\u306a\u304f\u3068\u3082c+_1FE\u3068\u306a\u308b\u3002<\/li><\/ul>\n\n\n\n<p class=\"\"><strong>\u5206\u6563\u578buSRS\u306e\u69cb\u7bc9<\/strong><\/p>\n\n\n\n<p class=\"\"><a rel=\"noreferrer noopener\" href=\"https:\/\/eprint.iacr.org\/2020\/401.pdf\" target=\"_blank\">Mining for Privacy<\/a>\u3068\u3044\u3046\u8ad6\u6587\u3067\u8a73\u8ff0\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306b\u3001\u6211\u3005\u304c\u63d0\u6848\u3059\u308b\u69cb\u9020\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3042\u308b\u3002\u5404\u30c1\u30a7\u30fc\u30f3\u306f\u7279\u5b9a\u306euSRS\u3068\u95a2\u9023\u4ed8\u3051\u3089\u308c\u3066\u304a\u308a\u3001\u63a1\u6398\u8005\u304c\u30c1\u30a7\u30fc\u30f3\u3092\u62e1\u5f35\u3059\u308b\u969b\u3001\u8ffd\u52a0\u3067uSRS\u306e\u66f4\u65b0\u3092\u884c\u3046\u3002\u30c1\u30a7\u30fc\u30f3\u751f\u6210\u6642\u306b\u3001\u65e2\u77e5\u306e\u30e9\u30f3\u30c0\u30e0\u6027\uff08\u307e\u305f\u306f\u30e9\u30f3\u30c0\u30e0\u6027\u306a\u3057\uff09\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002uSRS\u306e\u66f4\u65b0\u53ef\u80fd\u6027\u306f\u3001\u4e00\u56de\u306e\u66f4\u65b0\u304c\u6b63\u76f4\u306b\u884c\u308f\u308c\u305f\u5834\u5408\uff08\u771f\u306e\u30e9\u30f3\u30c0\u30e0\u30cd\u30b9\u3092\u4f7f\u7528\u3057\u3001\u66f4\u65b0\u5f8c\u306b\u3053\u306e\u30e9\u30f3\u30c0\u30e0\u30cd\u30b9\u3092\u6d88\u53bb\u3059\u308b\uff09\u3001\u7d50\u679c\u3068\u3057\u3066\u5f97\u3089\u308c\u308buSRS\u304c\u5b89\u5168\u306b\u4f7f\u7528\u3067\u304d\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u3082\u306e\u3060\u304b\u3089\u3067\u3059\u3002l\u500b\u306e\u30d6\u30ed\u30c3\u30af\u304c\u751f\u6210\u3055\u308c\u305f\u3089\u3001\u305d\u306e\u3046\u3061\u306e\u5c11\u306a\u304f\u3068\u30821\u500b\u306f\u6b63\u76f4\u306a\u63a1\u6398\u8005\u306b\u3088\u3063\u3066\u4f5c\u6210\u3055\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u3057\u305f\u304c\u3063\u3066\u3001l\u500b\u306e\u30d6\u30ed\u30c3\u30af\u306e\u5f8c\u3067\u306f\u3001\u30c1\u30a7\u30fc\u30f3\u306euSRS\u306f\u5b89\u5168\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u3057\u304b\u3057\u3001\u7279\u5b9a\u306e\u30c1\u30a7\u30fc\u30f3\u306e\u53c2\u7167\u6587\u5b57\u5217\u304c\u5b89\u5168\u3067\u3042\u308b\u3053\u3068\u3092\u77e5\u308b\u3060\u3051\u3067\u306f\u5341\u5206\u3067\u306f\u306a\u3044\u3002\u307b\u3068\u3093\u3069\u306e\u5b9f\u7528\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3059\u3079\u3066\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u53c2\u7167\u6587\u5b57\u5217\u306b\u540c\u610f\u3059\u308b\u3053\u3068\u304c\u671b\u307e\u3057\u3044\u3002\u3053\u308c\u306f\u5171\u901a\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u7279\u6027\u3067\u3001l+k\u30d6\u30ed\u30c3\u30af\u306e\u9577\u3055\u306e\u30c1\u30a7\u30fc\u30f3\u3067\u306f\u3001\u4ed6\u306e\u3059\u3079\u3066\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u3053\u306e\u30c1\u30a7\u30fc\u30f3\u3067\u751f\u6210\u3055\u308c\u305f\u3082\u306e\u3068\u540c\u3058\u53c2\u7167\u6587\u5b57\u5217\u3092\u6301\u3064\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u6700\u5f8c\u306b\u3001\u9023\u9396\u306e\u6210\u9577\u306f\u3001\u6211\u3005\u304c\u95a2\u5fc3\u3092\u6301\u3064\u4e8b\u8c61\u3001\u3064\u307e\u308a\u3001\u8ab0\u3082\u304c\u53c2\u7167\u6587\u5b57\u5217\u306b\u5408\u610f\u3059\u308b\u3068\u304d\u304c\u6700\u7d42\u7684\u306b\u8d77\u3053\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u6700\u7d42\u7684\u306b\u9577\u3055l+k\u306e\u9023\u9396\u3092\u6301\u3064\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u3066\u3044\u308b\u3002\u5177\u4f53\u7684\u306b\u306f\u3001s\u500b\u306e\u6642\u9593\u5358\u4f4d\u3067\u30d6\u30ed\u30c3\u30af\u304c\u751f\u6210\u3055\u308c\u308b\u306e\u3067\u3001\u9045\u304f\u3068\u3082\u6642\u9593\u2308(l+k)\/s\u2309\u306b\u30a4\u30d9\u30f3\u30c8\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u3053\u306e\u3088\u3046\u306a\u62bd\u8c61\u7684\u306a\u5206\u6790\u3067\u306f\u3001\u66f4\u65b0\u306f\u307b\u3068\u3093\u3069\u30b3\u30b9\u30c8\u3092\u304b\u3051\u305a\u306b\u4f5c\u6210\u3067\u304d\u3001\u6a19\u6e96\u7684\u306a\u63a1\u6398\u624b\u9806\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u306a\u3044\u3053\u3068\u3092\u524d\u63d0\u3068\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u5b9f\u7528\u6027\u306b\u7591\u554f\u304c\u6b8b\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30d7\u30eb\u30fc\u30d5\u30fb\u30aa\u30d6\u30fb\u30ef\u30fc\u30af\u306e\u30de\u30a4\u30cb\u30f3\u30b0\u3067\u306f\u3001\u3053\u308c\u306f\u307e\u3063\u305f\u304f\u5f53\u3066\u306f\u307e\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u6bd4\u8f03\u7684\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u3001\u5bfe\u8c61\u3068\u306a\u308buSRS\u306e\u30b5\u30a4\u30ba\u306b\u3082\u3088\u308a\u307e\u3059\u304c\u3001\u8a08\u7b97\u306b\u306f5\uff5e10\u5206\u304b\u304b\u308a\u307e\u3059\u3002<\/li><li>\u66f4\u65b0\u306b\u306f\u6bd4\u8f03\u7684\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u3001\u5bfe\u8c61\u3068\u306a\u308buSRS\u306e\u30b5\u30a4\u30ba\u306b\u3082\u3088\u308a\u307e\u3059\u304c\u30015\uff5e10\u5206\u307b\u3069\u304b\u304b\u308a\u307e\u3059\u3002\u66f4\u65b0\u3092\u3088\u308a\u901f\u304f\u884c\u3046\u3053\u3068\u3067\u3054\u307e\u304b\u3059\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\u304c\u3001\u53c2\u7167\u6587\u5b57\u5217\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u8ffd\u52a0\u3055\u308c\u307e\u305b\u3093\u3002<\/li><\/ol>\n\n\n\n<p class=\"\">\u3053\u308c\u3089\u306e\u8981\u56e0\u304c\u7d44\u307f\u5408\u308f\u3055\u308b\u3068\u3001\u7279\u306b\u30d7\u30eb\u30fc\u30d5\u30fb\u30aa\u30d6\u30fb\u30ef\u30fc\u30af\u306e\u8a2d\u5b9a\u3067\u306f\u3001\u63a1\u6398\u8005\u304c\u30d6\u30ed\u30c3\u30af\u306e\u63a1\u6398\u3092\u958b\u59cb\u3059\u308b\u524d\u306b\u66f4\u65b0\u3092\u5b9f\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u8ab2\u984c\u304c\u751f\u3058\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u4e0d\u6b63\u3092\u884c\u3063\u3066\u3044\u306a\u3044\u30de\u30a4\u30ca\u30fc\u304c\u9045\u308c\u3066\u3057\u307e\u3044\u3001\u305d\u306e\u9593\u306b\u4e0d\u6b63\u3092\u884c\u3063\u3066\u3044\u308b\u30de\u30a4\u30ca\u30fc\u304c\u3059\u3067\u306b\u63a1\u6398\u3092\u59cb\u3081\u3066\u3057\u307e\u3046\u306e\u3067\u3059! \u305d\u306e\u7d50\u679c\u3001\u63a1\u6398\u96e3\u6613\u5ea6\uff08\u30d6\u30ed\u30c3\u30af\u9593\u306e\u4e88\u5b9a\u6642\u9593\u306b\u76f8\u5f53\uff09\u306f\u4f4e\u3059\u304e\u3066\u306f\u306a\u3089\u305a\u3001\u4f4e\u3051\u308c\u3070\u4f4e\u3044\u307b\u3069\u3001\u4e0d\u6b63\u3092\u884c\u3063\u305f\u63a1\u6398\u8005\u304c\u5927\u304d\u306a\u5229\u76ca\u3092\u5f97\u308b\u3053\u3068\u306b\u306a\u308b\u304b\u3089\u3067\u3059\u3002\u4e00\u65b9\u3001\u63a1\u6398\u96e3\u6613\u5ea6\u304c\u9ad8\u3051\u308c\u3070\u3001\u5f53\u7136\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u306b\u9054\u3059\u308b\u307e\u3067\u306e\u6642\u9593\u304c\u9577\u304f\u306a\u308b\u3002\u3053\u306e\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u306f\u56f31\u306b\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u96e3\u6613\u5ea6\u304c\u9069\u5207\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308c\u3070\u3001\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u5206\u6790\u306b\u3088\u308a\u3001\u3053\u306e\u52b9\u679c\u306f\u5168\u4f53\u7684\u306a\u5b89\u5168\u6027\u3092\u640d\u306a\u308f\u306a\u3044\u3053\u3068\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u8a31\u5bb9\u3067\u304d\u308b\u5931\u6557\u306e\u78ba\u7387\uff08\u0454\uff09\u3068\u3001\u653b\u6483\u8005\u306e\u63a1\u6398\u529b\u306e\u3046\u3061\u4fdd\u8b77\u3057\u305f\u3044\u5272\u5408\uff08\u0430\uff09\u306b\u5fdc\u3058\u3066\u3001\u56f31\u306b\u793a\u3059\u3088\u3046\u306b\u3001uSRS\u306f\u6570\u6642\u9593\u4ee5\u5185\u306b\u3001\u3042\u308b\u3044\u306f\u3088\u308a\u60b2\u89b3\u7684\u306a\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u6570\u30f6\u6708\u4ee5\u5185\u306b\u5b89\u5168\u306b\u751f\u6210\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-image is-style-default\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"388\" src=\"https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/aff12342.webp\" alt=\"\" class=\"wp-image-20359\" srcset=\"https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/aff12342.webp 512w, https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/aff12342-300x227.webp 300w, https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/aff12342-422x320.webp 422w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption>\u56f31. \u5c11\u306a\u304f\u3068\u30821\u56de\u306e\u6b63\u76f4\u306a\u66f4\u65b0\u304c\u4fdd\u8a3c\u3055\u308c\u308b\u307e\u3067\u306b\u5fc5\u8981\u306a\u6642\u9593\u3092\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u30d6\u30ed\u30c3\u30af\u6642\u9593\u306e\u95a2\u6570\u3068\u3057\u3066\u8868\u3057\u305f\u3082\u306e<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"\"><strong>\u51fa\u5178<\/strong>\uff1a\u300c<a rel=\"noreferrer noopener\" href=\"https:\/\/iohk.io\/en\/research\/library\/papers\/mining-for-privacy-how-to-bootstrap-a-snarky-blockchain\/\" target=\"_blank\">Mining for Privacy: How to Bootstrap a Snarky Blockchain<\/a>\uff1a\u30b9\u30ca\u30fc\u30af\u30b9\u30fb\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u3092\u30d6\u30fc\u30c8\u30b9\u30c8\u30e9\u30c3\u30d7\u3059\u308b\u65b9\u6cd5\u300d\u7814\u7a76\u8ad6\u6587<\/p>\n\n\n\n<p class=\"\">\u5229\u76ca\u306e\u307f\u3092\u8ffd\u6c42\u3059\u308b\u30de\u30a4\u30ca\u30fc\u3082\u3001\u60aa\u610f\u304b\u3089\u3067\u306f\u306a\u304f\u3001\u5358\u306b\u305d\u3046\u3059\u308c\u3070\u3088\u308a\u65e9\u304f\u30d6\u30ed\u30c3\u30af\u3092\u751f\u6210\u3067\u304d\u308b\u305f\u3081\u3001\u66f4\u65b0\u3092\u3054\u307e\u304b\u305d\u3046\u3068\u3057\u307e\u3059\u3002\u63a1\u6398\u8005\u306e\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u306f\u3001\u4e8b\u5f8c\u7684\u306b\u66f4\u65b0\u306e\u305f\u3081\u306e\u30e9\u30f3\u30c0\u30e0\u6027\u3092\u63d0\u4f9b\u3057\u3001\u305d\u308c\u304c\u9069\u5207\u306a\u65b9\u6cd5\uff08\u4f8b\u3048\u3070\u3001\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\uff09\u3067\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3055\u308c\u305f\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u3088\u3046\u306b\u8981\u6c42\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3082\u3057\u305d\u3046\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308c\u3070\u3001\u5f7c\u3089\u306f\u8ffd\u52a0\u5831\u916c\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u4e0d\u6b63\u884c\u70ba\u3092\u3057\u306a\u304b\u3063\u305f\u3053\u3068\u306b\u3088\u308b\u640d\u5931\u3092\u76f8\u6bba\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"\">\u8981\u7d04\u3059\u308b\u3068\u3001zk-SNARKs\u306e\u9069\u7528\u306b\u3088\u308a\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3001\u76f8\u4e92\u904b\u7528\u6027\u3001\u304a\u3088\u3073\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u3055\u307e\u3056\u307e\u306a\u30aa\u30f3\u30c1\u30a7\u30fc\u30f3\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u5927\u304d\u306a\u30e1\u30ea\u30c3\u30c8\u304c\u3082\u305f\u3089\u3055\u308c\u307e\u3059\u3002\u591a\u304f\u306e zk-SNARKs \u306b\u5fc5\u8981\u306a\u4fe1\u983c\u3055\u308c\u305f\u8a2d\u5b9a\u306f\u3001\u5206\u6563\u578b\u53f0\u5e33\u306e\u5206\u6563\u7684\u6027\u8cea\u3068\u76f8\u5bb9\u308c\u306a\u3044\u3088\u3046\u306b\u898b\u3048\u308b\u304c\u3001\u66f4\u65b0\u53ef\u80fd\u306a\u53c2\u7167\u6587\u5b57\u5217\u3092\u6301\u3064 SNARKs \u3067\u306f\u5b8c\u5168\u306b\u5206\u6563\u7684\u306a\u65b9\u6cd5\u3067\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3042\u308b\u3002\u539f\u7406\u7684\u306b\u306f<a rel=\"noreferrer noopener\" href=\"https:\/\/eprint.iacr.org\/2020\/1536.pdf\" target=\"_blank\">Halo<\/a>\u306e\u3088\u3046\u306a\u900f\u660e\u306aSNARK\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u304c\u3001\u4e0a\u8a18\u306e\u6280\u8853\u306b\u3088\u308a\u3001\u66f4\u65b0\u53ef\u80fd\u306a\u53c2\u7167\u6587\u5b57\u5217\u306b\u4f9d\u5b58\u3059\u308b<a rel=\"noreferrer noopener\" href=\"https:\/\/eprint.iacr.org\/2019\/953.pdf\" target=\"_blank\">Plonk<\/a>\u306a\u3069\u306eSNARK\u3092\u30aa\u30f3\u30c1\u30a7\u30fc\u30f3\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5b89\u5168\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Zk-SNARK\u306f\u3001\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u3068\u5206\u6563\u578b\u53f0\u5e33\u306e\u305f\u3081\u306e\u300c\u30b9\u30a4\u30b9\u30a2\u30fc\u30df\u30fc\u30ca\u30a4\u30d5\u300d\u3067\u3042\u308b\u3053\u3068\u304c\u8a3c\u660e\u3055\u308c\u3066\u304a\u308a\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3001\u76f8\u4e92\u904b\u7528\u6027\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u5206\u91ce\u3067\u5fdc\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 IOG\u304c\u30d6\u30ed\u30b0\u304c\u3001\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306eZKP\u3068\u305d\u306e\u5177\u4f53\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u8a18\u4e8b\u3067\u4f1d\u3048\u3066\u3044\u307e\u3059\u3002 \u4ee5\u4e0b\u306fIOG\u30d6\u30ed\u30b0\u306b\u63b2\u8f09\u3055\u308c\u305f\u8a18\u4e8b\u300cZk-SNARKs: updatable setups on the blockchain\u300d\u3092\u7ffb\u8a33\u3057\u305f\u3082\u306e\u3067\u3059\u3002 Zk-SNARKs\uff1a\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u4e0a\u306e\u66f4\u65b0\u53ef\u80fd\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7 by Thomas Kerber 2022\u5e749\u67081\u65e5 12\u5206 \u8aad\u4e86 Zk-SNARKs\uff1a\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u4e0a\u306e\u66f4\u65b0\u53ef\u80fd\u306a\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7 \u30bc\u30ed\u77e5\u8b58\u8a3c\u660e\uff08ZKP\uff09\u306f\u3001&hellip;","protected":false},"author":1,"featured_media":20357,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[67,21,35,1,38],"tags":[],"class_list":{"0":"post-20356","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-iog","8":"category-21","9":"category-blog","10":"category-japanese","11":"category-38"},"featured_image_urls":{"full":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu.webp",800,450,false],"thumbnail":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-150x150.webp",150,150,true],"medium":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-300x169.webp",300,169,true],"medium_large":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-768x432.webp",768,432,true],"large":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu.webp",800,450,false],"1536x1536":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu.webp",800,450,false],"2048x2048":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu.webp",800,450,false],"dp-widget-thumb":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-140x96.webp",140,96,true],"dp-widget-thumb-2x":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-280x192.webp",280,192,true],"dp-related-thumb":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-250x154.webp",250,154,true],"dp-related-thumb-2x":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-500x308.webp",500,308,true],"dp-archive-thumb":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu-450x253.webp",450,253,true],"dp-archive-thumb-2x":["https:\/\/sipo.tokyo\/wp-content\/uploads\/2022\/09\/2e3retvyu.webp",800,450,false]},"category_list":"<a href=\"https:\/\/sipo.tokyo\/?cat=67\" rel=\"category\">IOG\u30d6\u30ed\u30b0<\/a>, <a href=\"https:\/\/sipo.tokyo\/?cat=21\" rel=\"category\">\u30cb\u30e5\u30fc\u30b9<\/a>, <a href=\"https:\/\/sipo.tokyo\/?cat=35\" rel=\"category\">\u30d6\u30ed\u30b0<\/a>, <a href=\"https:\/\/sipo.tokyo\/?cat=1\" rel=\"category\">\u65e5\u672c\u8a9e\u7248<\/a>, <a href=\"https:\/\/sipo.tokyo\/?cat=38\" rel=\"category\">\u7ffb\u8a33<\/a>","author_info":{"name":"sition","url":"https:\/\/sipo.tokyo\/?author=1"},"comments_num":"0 comments","_links":{"self":[{"href":"https:\/\/sipo.tokyo\/index.php?rest_route=\/wp\/v2\/posts\/20356","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sipo.tokyo\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sipo.tokyo\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sipo.tokyo\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sipo.tokyo\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=20356"}],"version-history":[{"count":4,"href":"https:\/\/sipo.tokyo\/index.php?rest_route=\/wp\/v2\/posts\/20356\/revisions"}],"predecessor-version":[{"id":20623,"href":"https:\/\/sipo.tokyo\/index.php?rest_route=\/wp\/v2\/posts\/20356\/revisions\/20623"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sipo.tokyo\/index.php?rest_route=\/wp\/v2\/media\/20357"}],"wp:attachment":[{"href":"https:\/\/sipo.tokyo\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=20356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sipo.tokyo\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=20356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sipo.tokyo\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=20356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}