{"id":4175,"date":"2016-07-19T15:47:37","date_gmt":"2016-07-19T06:47:37","guid":{"rendered":"http:\/\/blog.bitmeister.jp\/?p=4175"},"modified":"2016-07-15T15:08:52","modified_gmt":"2016-07-15T06:08:52","slug":"sha%e3%81%ae%e4%bb%95%e6%a7%98%e3%81%a8%e5%ae%9f%e8%a3%85%e6%af%94%e8%bc%83sha-512%e7%b7%a8","status":"publish","type":"post","link":"https:\/\/blog.bitmeister.jp\/?p=4175","title":{"rendered":"SHA\u306e\u4ed5\u69d8\u3068\u5b9f\u88c5\u6bd4\u8f03(SHA-512\u7de8)"},"content":{"rendered":"<p><a href=\"https:\/\/blog.bitmeister.jp\/?p=4138\" target=\"_blank\">\u524d\u3005\u56de\u306fSHA-1<\/a>\u3001<a href=\"https:\/\/blog.bitmeister.jp\/?p=4164\" target=\"_blank\">\u524d\u56de\u306fSHA-256<\/a>\u306e\u4ed5\u69d8\u3068\u5b9f\u88c5\u306b\u3064\u3044\u3066\u6bd4\u8f03\u3057\u305f\u306e\u3067\u3001\u4eca\u56de\u306fSHA-512\u306b\u3064\u3044\u3066\u6bd4\u8f03\u3057\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p><!--more--><\/p>\n<p>\u4eca\u56de\u306e\u6bd4\u8f03\u306b\u4f7f\u7528\u3059\u308b\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f\u3001\u524d\u56de\u540c\u69d8\u3001GitHub\u306b\u3042\u308bopenssl\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002\u305d\u306e\u4e2d\u306e\u3001crypto\/sha\/sha512.c\u3067\u3059\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/github.com\/openssl\/openssl\" target=\"_blank\">openssl GitHub<\/a><\/li>\n<\/ul>\n<p>\u5ff5\u306e\u305f\u3081\u3001FIPS 180-4\u306e\u30ea\u30f3\u30af\u3082\u7f6e\u3044\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li><a href=\"http:\/\/csrc.nist.gov\/publications\/fips\/fips180-4\/fips-180-4.pdf\" target=\"_blank\">FIPS 180-4 2015\/08<\/a><\/li>\n<\/ul>\n<p>SHA\u306e\u5171\u901a\u70b9\u3084Word\u306e\u64cd\u4f5c\u306b\u3064\u3044\u3066\u306f\u3001<a href=\" https:\/\/blog.bitmeister.jp\/?p=4138\" target=\"_blank\">SHA-1\u7de8<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>SHA-512\u306e\u4ed5\u69d8\u3068\u5b9f\u88c5\u306e\u6bd4\u8f03<\/h2>\n<h3>1\uff0e\u30d6\u30ed\u30c3\u30af\u30b5\u30a4\u30ba\u3084Word\u30b5\u30a4\u30ba<\/h3>\n<p>SHA-512\u306e\u30d6\u30ed\u30c3\u30af\u30b5\u30a4\u30ba\u306f1024bits\u3001Word\u30b5\u30a4\u30ba\u306f64bits\u3067\u3059\u3002<br \/>\n\u5404\u30d6\u30ed\u30c3\u30af\u306f16\u500b\u306e64bit\u306b\u5206\u3051\u3089\u308c\u3066\u51e6\u7406\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3>2\uff0e\u30cf\u30c3\u30b7\u30e5\u306e\u521d\u671f\u5024<\/h3>\n<p>FIPS 180-4\u3067\u8a18\u8ff0\u3055\u308c\u3066\u3044\u308bSHA-512\u306e\u521d\u671f\u5024\u306f\u4ee5\u4e0b\u3067\u3059\u3002<br \/>\n<a href=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_initial_value.png\" data-rel=\"lightbox-image-0\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_initial_value.png\" alt=\"SHA-512_initial_value\" width=\"723\" height=\"317\" class=\"alignnone size-full wp-image-4176\" srcset=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_initial_value.png 723w, https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_initial_value-300x132.png 300w\" sizes=\"auto, (max-width: 723px) 100vw, 723px\" \/><\/a><\/p>\n<p>crypto\/sha\/sha512.c\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u5024\u3068\u4e00\u81f4\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"brush: bash; gutter: false; title: ; notranslate\" title=\"\">\r\n 81 int SHA512_Init(SHA512_CTX *c)\r\n 82 {\r\n 83     c-&gt;h&#x5B;0] = U64(0x6a09e667f3bcc908);\r\n 84     c-&gt;h&#x5B;1] = U64(0xbb67ae8584caa73b);\r\n 85     c-&gt;h&#x5B;2] = U64(0x3c6ef372fe94f82b);\r\n 86     c-&gt;h&#x5B;3] = U64(0xa54ff53a5f1d36f1);\r\n 87     c-&gt;h&#x5B;4] = U64(0x510e527fade682d1);\r\n 88     c-&gt;h&#x5B;5] = U64(0x9b05688c2b3e6c1f);\r\n 89     c-&gt;h&#x5B;6] = U64(0x1f83d9abfb41bd6b);\r\n 90     c-&gt;h&#x5B;7] = U64(0x5be0cd19137e2179);\r\n 91\r\n 92     c-&gt;Nl = 0;\r\n 93     c-&gt;Nh = 0;\r\n 94     c-&gt;num = 0;\r\n 95     c-&gt;md_len = SHA512_DIGEST_LENGTH;\r\n 96     return 1;\r\n 97 }\r\n<\/pre>\n<h3>3\uff0e\u5b9a\u6570<\/h3>\n<p>FIPS 180-4\u3067\u8a18\u8ff0\u3055\u308c\u3066\u3044\u308bSHA-512\u306e\u5b9a\u6570\u306f\u4ee5\u4e0b\u3067\u3059\u3002<br \/>\n<a href=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_constants.png\" data-rel=\"lightbox-image-1\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_constants.png\" alt=\"SHA-512_constants\" width=\"713\" height=\"491\" class=\"alignnone size-full wp-image-4177\" srcset=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_constants.png 713w, https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_constants-300x207.png 300w\" sizes=\"auto, (max-width: 713px) 100vw, 713px\" \/><\/a><\/p>\n<p>80\u500b\u306e64bit\u306e\u5b9a\u6570\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306fSHA-384\u3001SHA-512\/224\u3001SHA-512\/256\u3067\u3082\u540c\u3058\u5024\u3092\u4f7f\u7528\u3059\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n<p>crypto\/sha\/sha512.c\u3067\u3082\u540c\u3058\u5024\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"brush: bash; gutter: false; title: ; notranslate\" title=\"\">\r\n279 static const SHA_LONG64 K512&#x5B;80] = {\r\n280     U64(0x428a2f98d728ae22), U64(0x7137449123ef65cd),\r\n281     U64(0xb5c0fbcfec4d3b2f), U64(0xe9b5dba58189dbbc),\r\n282     U64(0x3956c25bf348b538), U64(0x59f111f1b605d019),\r\n283     U64(0x923f82a4af194f9b), U64(0xab1c5ed5da6d8118),\r\n284     U64(0xd807aa98a3030242), U64(0x12835b0145706fbe),\r\n285     U64(0x243185be4ee4b28c), U64(0x550c7dc3d5ffb4e2),\r\n286     U64(0x72be5d74f27b896f), U64(0x80deb1fe3b1696b1),\r\n287     U64(0x9bdc06a725c71235), U64(0xc19bf174cf692694),\r\n288     U64(0xe49b69c19ef14ad2), U64(0xefbe4786384f25e3),\r\n289     U64(0x0fc19dc68b8cd5b5), U64(0x240ca1cc77ac9c65),\r\n290     U64(0x2de92c6f592b0275), U64(0x4a7484aa6ea6e483),\r\n291     U64(0x5cb0a9dcbd41fbd4), U64(0x76f988da831153b5),\r\n292     U64(0x983e5152ee66dfab), U64(0xa831c66d2db43210),\r\n293     U64(0xb00327c898fb213f), U64(0xbf597fc7beef0ee4),\r\n294     U64(0xc6e00bf33da88fc2), U64(0xd5a79147930aa725),\r\n295     U64(0x06ca6351e003826f), U64(0x142929670a0e6e70),\r\n296     U64(0x27b70a8546d22ffc), U64(0x2e1b21385c26c926),\r\n297     U64(0x4d2c6dfc5ac42aed), U64(0x53380d139d95b3df),\r\n298     U64(0x650a73548baf63de), U64(0x766a0abb3c77b2a8),\r\n299     U64(0x81c2c92e47edaee6), U64(0x92722c851482353b),\r\n300     U64(0xa2bfe8a14cf10364), U64(0xa81a664bbc423001),\r\n301     U64(0xc24b8b70d0f89791), U64(0xc76c51a30654be30),\r\n302     U64(0xd192e819d6ef5218), U64(0xd69906245565a910),\r\n303     U64(0xf40e35855771202a), U64(0x106aa07032bbd1b8),\r\n304     U64(0x19a4c116b8d2d0c8), U64(0x1e376c085141ab53),\r\n305     U64(0x2748774cdf8eeb99), U64(0x34b0bcb5e19b48a8),\r\n306     U64(0x391c0cb3c5c95a63), U64(0x4ed8aa4ae3418acb),\r\n307     U64(0x5b9cca4f7763e373), U64(0x682e6ff3d6b2b8a3),\r\n308     U64(0x748f82ee5defb2fc), U64(0x78a5636f43172f60),\r\n309     U64(0x84c87814a1f0ab72), U64(0x8cc702081a6439ec),\r\n310     U64(0x90befffa23631e28), U64(0xa4506cebde82bde9),\r\n311     U64(0xbef9a3f7b2c67915), U64(0xc67178f2e372532b),\r\n312     U64(0xca273eceea26619c), U64(0xd186b8c721c0c207),\r\n313     U64(0xeada7dd6cde0eb1e), U64(0xf57d4f7fee6ed178),\r\n314     U64(0x06f067aa72176fba), U64(0x0a637dc5a2c898a6),\r\n315     U64(0x113f9804bef90dae), U64(0x1b710b35131c471b),\r\n316     U64(0x28db77f523047d84), U64(0x32caab7b40c72493),\r\n317     U64(0x3c9ebe0a15c9bebc), U64(0x431d67c49c100d4c),\r\n318     U64(0x4cc5d4becb3e42b6), U64(0x597f299cfc657e2a),\r\n319     U64(0x5fcb6fab3ad6faec), U64(0x6c44198c4a475817)\r\n320 };\r\n<\/pre>\n<h3>4\uff0e\u95a2\u6570<\/h3>\n<p>FIPS 180-4\u3067\u8a18\u8ff0\u3055\u308c\u3066\u3044\u308bSHA-512\u306e\u95a2\u6570\u306f\u4ee5\u4e0b\u3067\u3059\u3002<br \/>\n<a href=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_functions.png\" data-rel=\"lightbox-image-2\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_functions.png\" alt=\"SHA-512_functions\" width=\"686\" height=\"315\" class=\"alignnone size-full wp-image-4178\" srcset=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_functions.png 686w, https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_functions-300x138.png 300w\" sizes=\"auto, (max-width: 686px) 100vw, 686px\" \/><\/a><\/p>\n<p>SHA-256\u3068\u975e\u5e38\u306b\u3088\u304f\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001SHA-512\u306eWord\u30b5\u30a4\u30ba\u304c64bit\u3060\u3068\u3044\u3046\u70b9\u306b\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>crypto\/sha\/sha512.c\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"brush: bash; gutter: false; title: ; notranslate\" title=\"\">\r\n404 # ifndef ROTR\r\n405 #  define ROTR(x,s)       (((x)&gt;&gt;s) | (x)&lt;&lt;(64-s))\r\n406 # endif\r\n407 # define Sigma0(x)       (ROTR((x),28) ^ ROTR((x),34) ^ ROTR((x),39))\r\n408 # define Sigma1(x)       (ROTR((x),14) ^ ROTR((x),18) ^ ROTR((x),41))\r\n409 # define sigma0(x)       (ROTR((x),1)  ^ ROTR((x),8)  ^ ((x)&gt;&gt;7))\r\n410 # define sigma1(x)       (ROTR((x),19) ^ ROTR((x),61) ^ ((x)&gt;&gt;6))\r\n411 # define Ch(x,y,z)       (((x) &amp; (y)) ^ ((~(x)) &amp; (z)))\r\n412 # define Maj(x,y,z)      (((x) &amp; (y)) ^ ((x) &amp; (z)) ^ ((y) &amp; (z)))\r\n<\/pre>\n<p>SHA-512\u306e\u5834\u5408\u306f\u3001ROTR\u306b\u6e21\u3059\u5024\u304cFIPS 180-4\u306b\u8a18\u8ff0\u3055\u308c\u3066\u3044\u308b\u901a\u308a\u306b\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<h3>5\uff0e\u30e1\u30c3\u30bb\u30fc\u30b8\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306e\u751f\u6210<\/h3>\n<p>FIPS 180-4\u3067\u8a18\u8ff0\u3055\u308c\u3066\u3044\u308bSHA-512\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306e\u751f\u6210\u65b9\u6cd5\u306f\u4ee5\u4e0b\u3067\u3059\u3002<br \/>\n<a href=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_message_schedule.png\" data-rel=\"lightbox-image-3\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_message_schedule.png\" alt=\"SHA-512_message_schedule\" width=\"530\" height=\"144\" class=\"alignnone size-full wp-image-4179\" srcset=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_message_schedule.png 530w, https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_message_schedule-300x82.png 300w\" sizes=\"auto, (max-width: 530px) 100vw, 530px\" \/><\/a><\/p>\n<p>\u03c3\u95a2\u6570\u306e\u4e2d\u8eab\u3084\u30e9\u30a6\u30f3\u30c9\u6570\u304c\u9055\u3044\u307e\u3059\u304c\u3001\u5f62\u81ea\u4f53\u306fSHA-256\u306e\u6642\u3068\u3088\u304f\u4f3c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>crypto\/sha\/sha512.c\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"brush: bash; gutter: false; title: ; notranslate\" title=\"\">\r\n497         for (i = 0; i &lt; 16; i++) {\r\n498 #  ifdef B_ENDIAN\r\n499             T1 = X&#x5B;i] = W&#x5B;i];\r\n500 #  else\r\n501             T1 = X&#x5B;i] = PULL64(W&#x5B;i]);\r\n502 #  endif\r\n...(\u4e2d\u7565)...\r\n515         for (; i &lt; 80; i++) {\r\n516             s0 = X&#x5B;(i + 1) &amp; 0x0f];\r\n517             s0 = sigma0(s0);\r\n518             s1 = X&#x5B;(i + 14) &amp; 0x0f];\r\n519             s1 = sigma1(s1);\r\n520\r\n521             T1 = X&#x5B;i &amp; 0xf] += s0 + s1 + X&#x5B;(i + 9) &amp; 0xf];\r\n<\/pre>\n<p>SHA-256\u306e\u6642\u306e\u540c\u3058\u3088\u3046\u306b\u3001i\u304c16\u307e\u3067\u306f\u305d\u306e\u307e\u307e\u306e\u5024\u3092\u4f7f\u7528\u3057\u300116\u304b\u308980\u307e\u3067\u306f0xf\u3068\u30de\u30b9\u30af\u3092\u53d6\u3063\u305f\u4f4d\u7f6e\u306b\u3042\u308b\u8981\u7d20\u304b\u3089Wt\u3092\u7b97\u51fa\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u969b\u306b\u4f7f\u7528\u3059\u308b\u8981\u7d20\u306f\u30010xf\u3092\u6cd5\u3068\u3057\u3066\u5408\u540c\u306a\u4f4d\u7f6e\u306b\u3042\u308b\u8981\u7d20\u3067\u3042\u308b\u70b9\u306b\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<h3>6\uff0e\u30cf\u30c3\u30b7\u30e5\u5024\u306e\u8a08\u7b97<\/h3>\n<p>FIPS 180-4\u306b\u8a18\u8ff0\u3055\u308c\u3066\u3044\u308b\u65b9\u6cd5\u306f\u3001\u4ee5\u4e0b\u3067\u3059\u3002<br \/>\n<a href=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_computing.png\" data-rel=\"lightbox-image-4\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_computing.png\" alt=\"SHA-512_computing\" width=\"413\" height=\"361\" class=\"alignnone size-full wp-image-4180\" srcset=\"https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_computing.png 413w, https:\/\/blog.bitmeister.jp\/wp-content\/uploads\/2016\/07\/SHA-512_computing-300x262.png 300w\" sizes=\"auto, (max-width: 413px) 100vw, 413px\" \/><\/a><\/p>\n<p>crypto\/sha\/sha512.c\u306e\u8a72\u5f53\u90e8\u5206\u306f\u4ee5\u4e0b\u3067\u3059\u3002<\/p>\n<pre class=\"brush: bash; gutter: false; title: ; notranslate\" title=\"\">\r\n497         for (i = 0; i &lt; 16; i++) {\r\n498 #  ifdef B_ENDIAN\r\n499             T1 = X&#x5B;i] = W&#x5B;i];\r\n500 #  else\r\n501             T1 = X&#x5B;i] = PULL64(W&#x5B;i]);\r\n502 #  endif\r\n503             T1 += h + Sigma1(e) + Ch(e, f, g) + K512&#x5B;i];\r\n504             T2 = Sigma0(a) + Maj(a, b, c);\r\n505             h = g;\r\n506             g = f;\r\n507             f = e;\r\n508             e = d + T1;\r\n509             d = c;\r\n510             c = b;\r\n511             b = a;\r\n512             a = T1 + T2;\r\n513         }\r\n514\r\n515         for (; i &lt; 80; i++) {\r\n516             s0 = X&#x5B;(i + 1) &amp; 0x0f];\r\n517             s0 = sigma0(s0);\r\n518             s1 = X&#x5B;(i + 14) &amp; 0x0f];\r\n519             s1 = sigma1(s1);\r\n520\r\n521             T1 = X&#x5B;i &amp; 0xf] += s0 + s1 + X&#x5B;(i + 9) &amp; 0xf];\r\n522             T1 += h + Sigma1(e) + Ch(e, f, g) + K512&#x5B;i];\r\n523             T2 = Sigma0(a) + Maj(a, b, c);\r\n524             h = g;\r\n525             g = f;\r\n526             f = e;\r\n527             e = d + T1;\r\n528             d = c;\r\n529             c = b;\r\n530             b = a;\r\n531             a = T1 + T2;\r\n532         }\r\n<\/pre>\n<p>\u3053\u3061\u3089\u3082SHA-256\u306e\u6642\u3068\u540c\u3058\u3088\u3046\u306b\u3001i\u304c16\u307e\u3067\u51e6\u7406\u306816\u304b\u308980\u307e\u3067\u306e\u51e6\u7406\u3067\u306f\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u751f\u6210\u3057\u3066\u3044\u308b\u90e8\u5206\u3060\u3051\u304c\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u4ed6\u306f\u5168\u3066\u540c\u3058\u3067\u3059\u3002<br \/>\nSHA-512\u3082\u3001FIPS 180-4\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304c\u305d\u306e\u307e\u307e\u306e\u5f62\u3067\u5b9f\u88c5\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\nSHA-256\u540c\u69d8\u3001\u5909\u6570\u306ed\u304b\u3089e\u3001h\u304b\u3089a\u306b\u79fb\u308b\u6642\u306b\u5024\u304c\u5909\u3063\u3066\u3044\u304f\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002<\/p>\n<p>\u6700\u5f8c\u306b64bit\u306e8\u3064\u306e\u5909\u6570\u306e\u5024\u3092\u4e26\u3079\u308b\u3053\u3068\u3067\u3001512bit\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u30c0\u30a4\u30b8\u30a7\u30b9\u30c8\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0a\u304cSHA-512\u306e\u4ed5\u69d8\u3068\u305d\u306e\u5b9f\u88c5\u306e\u6bd4\u8f03\u3067\u3057\u305f\u3002<\/p>\n<p>\u3053\u308c\u307e\u3067SHA-1\u3001SHA-256\u3001SHA-512\u306e\u4ed5\u69d8\u3068\u5b9f\u88c5\u3092\u6bd4\u8f03\u3057\u3066\u304d\u3066\u3001\u4eca\u307e\u3067\u306f\u30d6\u30e9\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3067\u3057\u304b\u306a\u304b\u3063\u305fSHA\u3092\u8a73\u3057\u304f\u628a\u63e1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<br \/>\n\u3053\u308c\u3089\u306e\u4e00\u9023\u306e\u8a18\u4e8b\u304c\u3069\u306a\u305f\u304b\u306e\u7406\u89e3\u306e\u5f79\u306b\u7acb\u3066\u3070\u5e78\u3044\u3067\u3059\u3002<br \/>\n&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u3005\u56de\u306fSHA-1\u3001\u524d\u56de\u306fSHA-256\u306e\u4ed5\u69d8\u3068\u5b9f\u88c5\u306b\u3064\u3044\u3066\u6bd4\u8f03\u3057\u305f\u306e\u3067\u3001\u4eca\u56de\u306fSHA-512\u306b\u3064\u3044\u3066\u6bd4\u8f03\u3057\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[18,144,143],"class_list":["post-4175","post","type-post","status-publish","format-standard","hentry","category-tech","tag-linux","tag-openssl","tag-sha"],"_links":{"self":[{"href":"https:\/\/blog.bitmeister.jp\/index.php?rest_route=\/wp\/v2\/posts\/4175","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.bitmeister.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.bitmeister.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.bitmeister.jp\/index.php?rest_route=\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.bitmeister.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4175"}],"version-history":[{"count":5,"href":"https:\/\/blog.bitmeister.jp\/index.php?rest_route=\/wp\/v2\/posts\/4175\/revisions"}],"predecessor-version":[{"id":4189,"href":"https:\/\/blog.bitmeister.jp\/index.php?rest_route=\/wp\/v2\/posts\/4175\/revisions\/4189"}],"wp:attachment":[{"href":"https:\/\/blog.bitmeister.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4175"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.bitmeister.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4175"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.bitmeister.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}