{"id":11365,"date":"2013-07-30T15:38:37","date_gmt":"2013-07-30T06:38:37","guid":{"rendered":"http:\/\/www.softantenna.com\/wp\/?p=11365"},"modified":"2013-07-30T15:39:56","modified_gmt":"2013-07-30T06:39:56","slug":"lifetimes-of-cryptographic-hash-functions","status":"publish","type":"post","link":"https:\/\/softantenna.com\/blog\/lifetimes-of-cryptographic-hash-functions\/","title":{"rendered":"MD5\u3001SHA-2\u306a\u3069\u8457\u540d\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u306e\u5bff\u547d\u4e00\u89a7\u300cLifetimes of cryptographic hash functions\u300d"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/softantenna.com\/blog\/wp-content\/uploads\/2013\/07\/blogLifetimes-of-cryptographic-hash-functions.png\" alt=\"Lifetimes of cryptographic hash functions\" title=\"Lifetimes of cryptographic hash functions.png\" border=\"0\" width=\"560\" height=\"191\" \/><\/p>\n<p>\u300c<a href=\"http:\/\/valerieaurora.org\/hash.html\">Lifetimes of cryptographic hash functions<\/a>\u300d\u306fMD5\u3001SHA-2\u306a\u3069\u8457\u540d\u306a\u30cf\u30c3\u30b7\u30e5\u306e\u5bff\u547d\u3092\u5e74\u8868\u306b\u3057\u305f\u3082\u306e\u3002\u3053\u306e\u30c1\u30e3\u30fc\u30c8\u306e\u8d64\u304f\u306a\u3063\u3066\u3044\u308b\u3068\u3053\u308d\u306f\u3001\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u304c<strong>\u7834\u3089\u308c\u305f<\/strong>\u4e8b\u3092\u8868\u3057\u3066\u3044\u3066\u3001\u4f7f\u3046\u3068\u5371\u967a\u6027\u304c\u5b58\u5728\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u306e\u3088\u3046\u3067\u3059\u3002<br \/>\n<!--more--><\/p>\n<p>\u4f8b\u3048\u3070\u30d5\u30a1\u30a4\u30eb\u306e\u540c\u4e00\u6027\u30c1\u30a7\u30c3\u30af\u306a\u3069\u3067\u3088\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u30cf\u30c3\u30b7\u30e5\u95a2\u6570MD5\u30822004\u5e74\u4ee5\u964d\u8d64\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u306f<a href=\"http:\/\/ja.wikipedia.org\/wiki\/MD5#.E3.83.8F.E3.83.83.E3.82.B7.E3.83.A5.E3.81.AE.E8.A1.9D.E7.AA.81.E8.80.90.E6.80.A7.E3.81.AB.E3.81.A4.E3.81.84.E3.81.A6\">Wikipedia<\/a>\u306eMD5\u306e\u5b89\u5168\u6027\u306e\u9805\u76ee\u306b\u3042\u308b\u3001MD5\u306e\u30b3\u30ea\u30b8\u30e7\u30f3\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u305f\u3068\u3044\u3046\u5831\u544a\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u305d\u3046\u3067\u3059\u3002<\/p>\n<blockquote><p>\n2004\u5e748\u6708\u3001\u6697\u53f7\u306e\u56fd\u969b\u4f1a\u8b70 CRYPTO \uff08\u306e\u30e9\u30f3\u30d7\u30bb\u30c3\u30b7\u30e7\u30f3\uff09\u306b\u3066\u3001MD5\u306e\u30b3\u30ea\u30b8\u30e7\u30f3\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u305f\u3068\u3044\u3046\u5831\u544a\u304c\u3042\u3063\u305f\n<\/p><\/blockquote>\n<p>\u73fe\u5728\u5b8c\u5168\u306b\u7dd1\u3067\u5b89\u5168\u306a\u306e\u306f\u3001<a href=\"http:\/\/ja.wikipedia.org\/wiki\/SHA-3\">SHA-3<\/a>\u306e\u307f\u3002\u3053\u308c\u306f20012\u5e7410\u67082\u65e5\u306b\u9078\u51fa\u3055\u308c\u305f\u975e\u5e38\u306b\u65b0\u3057\u3044\u3082\u306e\u306a\u306e\u3067\u3001\u307e\u3060\u5b89\u5168\u3063\u307d\u3044\u3067\u3059\u3002\u5371\u967a\u6027\u306e\u8a55\u4fa1\u306f\u6697\u53f7\u306e\u7d20\u4eba\u306b\u306f\u96e3\u3057\u3044\u3067\u3059\u304c\u3001\u73fe\u5728\u5b89\u5168\u306a\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3067\u3082\u5e74\u6708\u304c\u7d4c\u3064\u3046\u3061\u306b\u8106\u5f31\u306a\u3082\u306e\u306b\u306a\u308a\u3046\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u8a8d\u8b58\u3057\u3066\u304a\u304d\u305f\u3044\u3067\u3059\u306d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u300cLifetimes of cryptographic hash functions\u300d\u306fMD5\u3001SHA-2\u306a\u3069\u8457\u540d\u306a\u30cf\u30c3\u30b7\u30e5\u306e\u5bff\u547d\u3092\u5e74\u8868\u306b\u3057\u305f\u3082\u306e\u3002\u3053\u306e\u30c1\u30e3\u30fc\u30c8\u306e\u8d64\u304f\u306a\u3063\u3066\u3044\u308b\u3068\u3053\u308d\u306f\u3001\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u304c\u7834\u3089\u308c\u305f\u4e8b\u3092\u8868\u3057\u3066\u3044 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":11364,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[75],"tags":[1303],"class_list":["post-11365","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software","tag-hash"],"_links":{"self":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/11365","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/comments?post=11365"}],"version-history":[{"count":0,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/11365\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media\/11364"}],"wp:attachment":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media?parent=11365"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/categories?post=11365"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/tags?post=11365"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}