{"id":3093,"date":"2017-01-01T09:44:24","date_gmt":"2017-01-01T01:44:24","guid":{"rendered":"http:\/\/ixyzero.com\/blog\/?p=3093"},"modified":"2017-01-01T09:44:24","modified_gmt":"2017-01-01T01:44:24","slug":"hmac%e7%ae%97%e6%b3%95","status":"publish","type":"post","link":"https:\/\/ixyzero.com\/blog\/archives\/3093.html","title":{"rendered":"HMAC\u7b97\u6cd5"},"content":{"rendered":"<p>=Start=<\/p>\n<h4 id=\"HMAC\u7b97\u6cd5-\u7f18\u7531\uff1a\">\u7f18\u7531\uff1a<\/h4>\n<p>\u4e0a\u6b21\u5728\u7ec4\u5185\u5206\u4eab\u7684\u65f6\u5019\u6709\u4eba\u8bb2\u5230\u8fc7HMAC\u7b97\u6cd5\uff0c\u4e0d\u8fc7\u5f53\u65f6\u611f\u89c9\u8bb2\u7684\u6709\u70b9\u95ee\u9898\uff0c\u4e5f\u6ca1\u6709\u7ec6\u542c\uff0c\u521a\u597d\u4eca\u5929\u6709\u70b9\u7a7a\u95f2\u7684\u65f6\u95f4\uff0c\u53bb\u7f51\u4e0a\u627e\u70b9\u8d44\u6599\uff0c\u5543\u4e00\u5543\uff0c\u5e0c\u671b\u80fd\u6e05\u695a\u7684\u4e86\u89e3\u8fd9\u4e2a\u7b97\u6cd5\u4ee5\u53ca\u5b83\u6240\u8d77\u5230\u7684\u529f\u80fd\u548c\u4f5c\u7528\u3002<\/p>\n<h4 id=\"HMAC\u7b97\u6cd5-\u6b63\u6587\uff1a\">\u6b63\u6587\uff1a<\/h4>\n<h5 id=\"HMAC\u7b97\u6cd5-\u53c2\u8003\u89e3\u7b54\uff1a\">\u53c2\u8003\u89e3\u7b54\uff1a<\/h5>\n<p><span style=\"color: #ff0000;\"><strong>HMAC\u7b97\u6cd5\u662f\u4e00\u79cd\u57fa\u4e8e\u5bc6\u94a5\u7684\u62a5\u6587\u5b8c\u6574\u6027\u7684\u9a8c\u8bc1\u65b9\u6cd5<\/strong><\/span>\uff0c\u5176\u5b89\u5168\u6027\u662f\u5efa\u7acb\u5728Hash\u52a0\u5bc6\u7b97\u6cd5\u57fa\u7840\u4e0a\u7684\u3002\u5b83\u8981\u6c42\u901a\u4fe1\u53cc\u65b9\u5171\u4eab\u5bc6\u94a5\u3001\u7ea6\u5b9a\u7b97\u6cd5\u3001\u5bf9\u62a5\u6587\u8fdb\u884cHash\u8fd0\u7b97\uff0c\u5f62\u6210\u56fa\u5b9a\u957f\u5ea6\u7684\u8ba4\u8bc1\u7801\u3002\u901a\u4fe1\u53cc\u65b9\u901a\u8fc7\u8ba4\u8bc1\u7801\u7684\u6821\u9a8c\u6765\u786e\u5b9a\u62a5\u6587\u7684\u5408\u6cd5\u6027\u3002<span style=\"color: #ff0000;\"><strong>HMAC\u7b97\u6cd5\u53ef\u4ee5\u7528\u6765\u4f5c\u52a0\u5bc6\u3001\u6570\u5b57\u7b7e\u540d\u3001\u62a5\u6587\u9a8c\u8bc1\u7b49<\/strong><\/span>\u3002\uff08\u6211\u611f\u89c9\u5b9e\u9645\u60c5\u51b5\u4e2d\u7528HMAC\u505a\u52a0\u5bc6\u4e5f\u662f\u4e3a\u7684\u4e0d\u53ef\u9006\u52a0\u5bc6\uff0c\u4e0d\u50cf\u7528DES\/AES\u8fd9\u79cd\u53ef\u9006\u52a0\u5bc6\uff1b\u611f\u89c9HMAC\u548c\u968f\u673a\u76d0Hash\u7b97\u6cd5\u975e\u5e38\u50cf\uff09<\/p>\n<p>\u4e00\u53e5\u8bdd\u603b\u7ed3\uff1aHMAC\u662f\u5bc6\u94a5\u76f8\u5173\u7684\u54c8\u5e0c\u8fd0\u7b97\u6d88\u606f\u8ba4\u8bc1\u7801\uff08Hash-based Message Authentication Code\uff09\uff0c<span style=\"color: #0000ff;\">HMAC\u8fd0\u7b97\u5229\u7528\u54c8\u5e0c\u7b97\u6cd5\uff0c\u4ee5\u4e00\u4e2a\u5bc6\u94a5\u548c\u4e00\u4e2a\u6d88\u606f\u4e3a\u8f93\u5165\uff0c\u751f\u6210\u4e00\u4e2a\u6d88\u606f\u6458\u8981\u4f5c\u4e3a\u8f93\u51fa<\/span>\u3002<\/p>\n<h6 id=\"HMAC\u7b97\u6cd5-HMAC\u7b97\u6cd5\u7684\u5b9a\u4e49\">HMAC\u7b97\u6cd5\u7684\u5b9a\u4e49<\/h6>\n<p>HMAC\u7b97\u6cd5\u662f\u4e00\u79cd\u6267\u884c\u201c\u6821\u9a8c\u548c\u201d\u7684\u7b97\u6cd5\uff0c\u5b83\u901a\u8fc7\u5bf9\u6570\u636e\u8fdb\u884c\u201c\u6821\u9a8c\u201d\u6765\u68c0\u67e5\u6570\u636e\u662f\u5426\u88ab\u66f4\u6539\u4e86\u3002\u5728\u53d1\u9001\u6570\u636e\u4ee5\u524d\uff0cHMAC\u7b97\u6cd5\u5bf9\u6570\u636e\u5757\u548c\u53cc\u65b9\u7ea6\u5b9a\u7684\u516c\u94a5\u8fdb\u884c\u201c\u6563\u5217\u64cd\u4f5c\u201d\uff0c\u4ee5\u751f\u6210\u79f0\u4e3a\u201c\u6458\u8981\u201d\u7684\u4e1c\u897f\uff0c\u9644\u52a0\u5728\u5f85\u53d1\u9001\u7684\u6570\u636e\u5757\u4e2d\u3002\u5f53\u6570\u636e\u548c\u6458\u8981\u5230\u8fbe\u5176\u76ee\u7684\u5730\u65f6\uff0c\u5c31\u4f7f\u7528HMAC\u7b97\u6cd5\u6765\u751f\u6210\u53e6\u4e00\u4e2a\u6821\u9a8c\u548c\uff0c\u5982\u679c\u4e24\u4e2a\u6570\u5b57\u76f8\u5339\u914d\uff0c\u90a3\u4e48\u6570\u636e\u672a\u88ab\u505a\u4efb\u4f55\u7be1\u6539\u3002\u5426\u5219\uff0c\u5c31\u610f\u5473\u7740\u6570\u636e\u5728\u4f20\u8f93\u6216\u5b58\u50a8\u8fc7\u7a0b\u4e2d\u88ab\u67d0\u4e9b\u5c45\u5fc3\u53f5\u6d4b\u7684\u4eba\u4f5c\u4e86\u624b\u811a\u3002<\/p>\n<p>HMAC\u7b97\u6cd5\u7684\u5b9a\u4e49\u7528\u516c\u5f0f\u8868\u793a\u5982\u4e0b\uff1a<\/p>\n<p>HMAC\uff08K\uff0cM\uff09=H\uff08\uff08K&#8217;\u2295opad\uff09\u2223H\uff08\uff08K&#8217;\u2295ipad\uff09\u2223M\uff09\uff09<\/p>\n<h6 id=\"HMAC\u7b97\u6cd5-HMAC\u7b97\u6cd5\u7684\u52a0\u5bc6\u6b65\u9aa4\">HMAC\u7b97\u6cd5\u7684\u52a0\u5bc6\u6b65\u9aa4<\/h6>\n<p>(1) \u5728\u5bc6\u94a5K\u540e\u9762\u6dfb\u52a00 \u6216\u8005 \u5bf9\u5bc6\u94a5K\u7528H\u8fdb\u884c\u5904\u7406 \u6765\u521b\u5efa\u4e00\u4e2a\u5b57\u957f\u4e3aB\u7684\u5b57\u7b26\u4e32\u3002(\u4f8b\u5982\uff0c\u5982\u679cK\u7684\u5b57\u957f\u662f20\u5b57\u8282\uff0cB\uff1d64\u5b57\u8282\uff0c\u5219K\u540e\u4f1a\u52a0\u516544\u4e2a\u96f6\u5b57\u82820x00\uff1b\u5982\u679cK\u7684\u5b57\u957f\u662f120\u5b57\u8282\uff0cB\uff1d64\u5b57\u8282\uff0c\u5219\u4f1a\u7528H\u4f5c\u7528\u4e8eK\u540e\u4ea7\u751f64\u5b57\u8282\u7684\u5b57\u7b26\u4e32)<\/p>\n<p>(2) \u5c06\u4e0a\u4e00\u6b65\u751f\u6210\u7684B\u5b57\u957f\u7684\u5b57\u7b26\u4e32\u4e0eipad\u505a\u5f02\u6216\u8fd0\u7b97\u3002<\/p>\n<p>(3) \u5c06\u6570\u636e\u6d41text\u586b\u5145\u81f3\u7b2c\u4e8c\u6b65\u7684\u7ed3\u679c\u5b57\u7b26\u4e32\u4e2d\u3002<\/p>\n<p>(4) \u7528H\u4f5c\u7528\u4e8e\u7b2c\u4e09\u6b65\u751f\u6210\u7684\u6570\u636e\u6d41\u3002<\/p>\n<p>(5) \u5c06\u7b2c\u4e00\u6b65\u751f\u6210\u7684B\u5b57\u957f\u5b57\u7b26\u4e32\u4e0eopad\u505a\u5f02\u6216\u8fd0\u7b97\u3002<\/p>\n<p>(6) \u518d\u5c06\u7b2c\u56db\u6b65\u7684\u7ed3\u679c\u586b\u5145\u8fdb\u7b2c\u4e94\u6b65\u7684\u7ed3\u679c\u4e2d\u3002<\/p>\n<p>(7) \u7528H\u4f5c\u7528\u4e8e\u7b2c\u516d\u6b65\u751f\u6210\u7684\u6570\u636e\u6d41\uff0c\u8f93\u51fa\u6700\u7ec8\u7ed3\u679c \u3002<\/p>\n<p>\u7528\u56fe\u8868\u793a\u5c31\u662f\uff1a<\/p>\n<p><a href=\"http:\/\/ixyzero.com\/blog\/wp-content\/uploads\/2017\/01\/HMAC_sha.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3095\" src=\"http:\/\/ixyzero.com\/blog\/wp-content\/uploads\/2017\/01\/HMAC_sha.png\" alt=\"\" width=\"1678\" height=\"1276\" \/><\/a><\/p>\n<h6 id=\"HMAC\u7b97\u6cd5-HMAC\u7b97\u6cd5\u7684\u4f2a\u7801\u5b9e\u73b0\">HMAC\u7b97\u6cd5\u7684\u4f2a\u7801\u5b9e\u73b0<\/h6>\n<div class=\"code panel pdl conf-macro output-block\" data-hasbody=\"true\" data-macro-name=\"code\">\n<div class=\"codeContent panelContent pdl\">\n<div>\n<div id=\"highlighter_233696\" class=\"syntaxhighlighter sh-confluence nogutter java\">\n<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"code\">\n<div class=\"container\" title=\"Hint: double-click to select code\">\n<div class=\"line number1 index0 alt2\"><code class=\"java plain\">function hmac (key, message) {<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java keyword\">if<\/code> <code class=\"java plain\">(length(key) &gt; blocksize) {<\/code><\/div>\n<div class=\"line number3 index2 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">key = hash(key) <\/code><code class=\"java comments\">\/\/ keys longer than blocksize are shortened<\/code><\/div>\n<div class=\"line number4 index3 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">}<\/code><\/div>\n<div class=\"line number5 index4 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java keyword\">if<\/code> <code class=\"java plain\">(length(key) &lt; blocksize) {<\/code><\/div>\n<div class=\"line number6 index5 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java comments\">\/\/ keys shorter than blocksize are zero-padded (where \u2225 is concatenation)<\/code><\/div>\n<div class=\"line number7 index6 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">key = key \u2225 [<\/code><code class=\"java value\">0x00<\/code> <code class=\"java plain\">* (blocksize - length(key))] <\/code><code class=\"java comments\">\/\/ Where * is repetition.<\/code><\/div>\n<div class=\"line number8 index7 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">}<\/code><\/div>\n<div class=\"line number9 index8 alt2\"><\/div>\n<div class=\"line number10 index9 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">o_pad = [<\/code><code class=\"java value\">0x5c<\/code> <code class=\"java plain\">* blocksize] <\/code><code class=\"java comments\">\/\/ Where blocksize is that of the underlying hash function<\/code><\/div>\n<div class=\"line number11 index10 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">i_pad = [<\/code><code class=\"java value\">0x36<\/code> <code class=\"java plain\">* blocksize]<\/code><\/div>\n<div class=\"line number12 index11 alt1\"><\/div>\n<div class=\"line number13 index12 alt2\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">o_key_pad = o_pad \u2295 key <\/code><code class=\"java comments\">\/\/ Where \u2295 is exclusive or (XOR)<\/code><\/div>\n<div class=\"line number14 index13 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java plain\">i_key_pad = i_pad \u2295 key<\/code><\/div>\n<div class=\"line number15 index14 alt2\"><\/div>\n<div class=\"line number16 index15 alt1\"><code class=\"java spaces\">\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"java keyword\">return<\/code> <code class=\"java plain\">hash(o_key_pad \u2225 hash(i_key_pad \u2225 message)) <\/code><code class=\"java comments\">\/\/ Where \u2225 is concatenation<\/code><\/div>\n<div class=\"line number17 index16 alt2\"><code class=\"java plain\">}<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h6 id=\"HMAC\u7b97\u6cd5-HMAC\u7b97\u6cd5\u7684\u5178\u578b\u5e94\u7528\">HMAC\u7b97\u6cd5\u7684\u5178\u578b\u5e94\u7528<\/h6>\n<p><span style=\"color: #ff0000;\">HMAC\u7b97\u6cd5\u7684\u4e00\u4e2a\u5178\u578b\u5e94\u7528\u662f\u7528\u5728\u201c\u6311\u6218\/\u54cd\u5e94\u201d\uff08Challenge\/Response\uff09\u8eab\u4efd\u8ba4\u8bc1\u4e2d<\/span>\uff0c\u8ba4\u8bc1\u6d41\u7a0b\u5982\u4e0b\uff1a<\/p>\n<p>(1) \u5148\u7531\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u53d1\u51fa\u4e00\u4e2a\u9a8c\u8bc1\u8bf7\u6c42\u3002<\/p>\n<p>(2) \u670d\u52a1\u5668\u63a5\u5230\u6b64\u8bf7\u6c42\u540e\u751f\u6210\u4e00\u4e2a\u968f\u673a\u6570\u5e76\u901a\u8fc7\u7f51\u7edc\u4f20\u8f93\u7ed9\u5ba2\u6237\u7aef\uff08\u6b64\u4e3a\u6311\u6218\uff09\u3002<\/p>\n<p>(3) \u5ba2\u6237\u7aef\u5c06\u6536\u5230\u7684\u968f\u673a\u6570\u4e0e\u81ea\u5df1\u7684\u5bc6\u94a5\u8fdb\u884cHMAC-SHA1\u8fd0\u7b97\u5e76\u5f97\u5230\u4e00\u4e2a\u7ed3\u679c\u4f5c\u4e3a\u8ba4\u8bc1\u8bc1\u636e\u4f20\u7ed9\u670d\u52a1\u5668\uff08\u6b64\u4e3a\u54cd\u5e94\uff09\u3002<\/p>\n<p>(4) \u4e0e\u6b64\u540c\u65f6\uff0c\u670d\u52a1\u5668\u4e5f\u4f7f\u7528\u8be5\u968f\u673a\u6570\u4e0e\u5b58\u50a8\u5728\u670d\u52a1\u5668\u6570\u636e\u5e93\u4e2d\u7684\u8be5\u5ba2\u6237\u5bc6\u94a5\u8fdb\u884cHMAC-SHA1\u8fd0\u7b97\uff0c\u5982\u679c\u670d\u52a1\u5668\u7684\u8fd0\u7b97\u7ed3\u679c\u4e0e\u5ba2\u6237\u7aef\u4f20\u56de\u7684\u54cd\u5e94\u7ed3\u679c\u76f8\u540c\uff0c\u5219\u8ba4\u4e3a\u5ba2\u6237\u7aef\u662f\u4e00\u4e2a\u5408\u6cd5\u7528\u6237 \u3002<\/p>\n<h6 id=\"HMAC\u7b97\u6cd5-HMAC\u7b97\u6cd5\u7684\u5b89\u5168\u6027\">HMAC\u7b97\u6cd5\u7684\u5b89\u5168\u6027<\/h6>\n<p><span style=\"color: #ff0000;\">HMAC\u7b97\u6cd5\u5f15\u5165\u4e86\u5bc6\u94a5\uff0c\u5176\u5b89\u5168\u6027\u5df2\u7ecf\u4e0d\u5b8c\u5168\u4f9d\u8d56\u4e8e\u6240\u4f7f\u7528\u7684HASH\u7b97\u6cd5<\/span>\uff0c\u5b89\u5168\u6027\u4e3b\u8981\u6709\u4ee5\u4e0b\u51e0\u70b9\u4fdd\u8bc1\uff1a<\/p>\n<p>\uff081\uff09\u4f7f\u7528\u7684\u5bc6\u94a5\u662f\u53cc\u65b9\u4e8b\u5148\u7ea6\u5b9a\u7684\uff0c\u7b2c\u4e09\u65b9\u4e0d\u53ef\u80fd\u77e5\u9053\u3002\u7531\u4e0a\u9762\u4ecb\u7ecd\u5e94\u7528\u6d41\u7a0b\u53ef\u4ee5\u770b\u51fa\uff0c\u4f5c\u4e3a\u975e\u6cd5\u622a\u83b7\u4fe1\u606f\u7684\u7b2c\u4e09\u65b9\uff0c\u80fd\u591f\u5f97\u5230\u7684\u4fe1\u606f\u53ea\u6709\u4f5c\u4e3a\u201c\u6311\u6218\u201d\u7684\u968f\u673a\u6570\u548c\u4f5c\u4e3a\u201c\u54cd\u5e94\u201d\u7684HMAC\u7ed3\u679c\uff0c\u65e0\u6cd5\u6839\u636e\u8fd9\u4e24\u4e2a\u6570\u636e\u63a8\u7b97\u51fa\u5bc6\u94a5\u3002\u7531\u4e8e\u4e0d\u77e5\u9053\u5bc6\u94a5\uff0c\u6240\u4ee5\u65e0\u6cd5\u4eff\u9020\u51fa\u4e00\u81f4\u7684\u54cd\u5e94\u3002<\/p>\n<p>\uff082\uff09\u5728HMAC\u7b97\u6cd5\u7684\u5e94\u7528\u4e2d\uff0c\u7b2c\u4e09\u65b9\u4e0d\u53ef\u80fd\u4e8b\u5148\u77e5\u9053\u8f93\u51fa\uff08\u5982\u679c\u77e5\u9053\uff0c\u4e0d\u7528\u6784\u9020\u8f93\u5165\uff0c\u76f4\u63a5\u5c06\u8f93\u51fa\u9001\u7ed9\u670d\u52a1\u5668\u5373\u53ef\uff09\u3002<\/p>\n<p>\uff083\uff09 <span style=\"color: #ff0000;\">HMAC\u7b97\u6cd5\u4e0e\u4e00\u822c\u7684\u52a0\u5bc6\u91cd\u8981\u7684\u533a\u522b\u5728\u4e8e\u5b83\u5177\u6709\u201c\u77ac\u65f6\u201d\u6027\uff0c\u5373\u8ba4\u8bc1\u53ea\u5728\u5f53\u65f6\u6709\u6548<\/span>\uff0c\u800c\u52a0\u5bc6\u7b97\u6cd5\u88ab\u7834\u89e3\u540e\uff0c\u4ee5\u524d\u7684\u52a0\u5bc6\u7ed3\u679c\u5c31\u53ef\u80fd\u88ab\u89e3\u5bc6\u3002<\/p>\n<h5 id=\"HMAC\u7b97\u6cd5-\u53c2\u8003\u94fe\u63a5\uff1a\">\u53c2\u8003\u94fe\u63a5\uff1a<\/h5>\n<ul>\n<li>HMAC\u7b97\u6cd5 <a class=\"external-link\" href=\"https:\/\/en.wikipedia.org\/wiki\/Hash-based_message_authentication_code\" target=\"_blank\" rel=\"nofollow\">https:\/\/en.wikipedia.org\/wiki\/Hash-based_message_authentication_code<\/a><\/li>\n<li>RFC2104(HMAC\u7684\u5b98\u65b9\u5b9a\u4e49)<br \/>\n<a class=\"external-link\" href=\"http:\/\/www.ietf.org\/rfc\/rfc2104.txt\" target=\"_blank\" rel=\"nofollow\">http:\/\/www.ietf.org\/rfc\/rfc2104.txt<\/a><br \/>\n<a class=\"external-link\" href=\"https:\/\/tools.ietf.org\/html\/rfc2104\" target=\"_blank\" rel=\"nofollow\">https:\/\/tools.ietf.org\/html\/rfc2104<\/a><\/li>\n<li>hmac-sha1\u6458\u8981\u7b97\u6cd5\u4ee5\u53caC\u8bed\u8a00\u5b9e\u73b0<br \/>\n<a class=\"external-link\" href=\"http:\/\/www.carrotech.cn\/?p=947\" target=\"_blank\" rel=\"nofollow\">http:\/\/www.carrotech.cn\/?p=947<\/a><\/li>\n<li>\u5bf9\u79f0\u7b7e\u540d<br \/>\n<a class=\"external-link\" href=\"https:\/\/www.kancloud.cn\/digest\/modern-crypto\/79562\" target=\"_blank\" rel=\"nofollow\">https:\/\/www.kancloud.cn\/digest\/modern-crypto\/79562<\/a><br \/>\n<a class=\"external-link\" href=\"https:\/\/www.kancloud.cn\/digest\/modern-crypto\/79572\" target=\"_blank\" rel=\"nofollow\">https:\/\/www.kancloud.cn\/digest\/modern-crypto\/79572<\/a> #\u4e00\u4e9b\u5bc6\u7801\u5b66\u540d\u8bcd\u89e3\u91ca<\/li>\n<li>\u6d88\u606f\u6458\u8981\u7b97\u6cd5-HMAC\u7b97\u6cd5<br \/>\n<a class=\"external-link\" href=\"http:\/\/blog.csdn.net\/feiyangxiaomi\/article\/details\/34445005\" target=\"_blank\" rel=\"nofollow\">http:\/\/blog.csdn.net\/feiyangxiaomi\/article\/details\/34445005<\/a><\/li>\n<li>Hash\uff0c MAC\uff0cHMAC<br \/>\n<a class=\"external-link\" href=\"http:\/\/www.cnblogs.com\/songhan\/archive\/2012\/07\/29\/2613898.html\" target=\"_blank\" rel=\"nofollow\">http:\/\/www.cnblogs.com\/songhan\/archive\/2012\/07\/29\/2613898.html<\/a><\/li>\n<li>HMAC\u7b97\u6cd5\u5b89\u5168\u6027\u6d45\u6790 #<strong>\u6bd4\u8f83\u6613\u61c2<\/strong><br \/>\n<a class=\"external-link\" href=\"http:\/\/www.ftsafe.com.cn\/service\/kbase\/infomation-2\" target=\"_blank\" rel=\"nofollow\">http:\/\/www.ftsafe.com.cn\/service\/kbase\/infomation-2<\/a><\/li>\n<li>HMAC\u52a0\u5bc6\u7b97\u6cd5 #<strong>\u6bd4\u8f83\u6613\u61c2<\/strong><br \/>\n<a class=\"external-link\" href=\"http:\/\/www.jiamisoft.com\/blog\/2800-hmacjiamisuanfa.html\" target=\"_blank\" rel=\"nofollow\">http:\/\/www.jiamisoft.com\/blog\/2800-hmacjiamisuanfa.html<\/a><\/li>\n<li>\u4ec0\u4e48\u662f HMAC-MD5\uff1f<br \/>\n<a class=\"external-link\" href=\"https:\/\/www.zhihu.com\/question\/19816240\" target=\"_blank\" rel=\"nofollow\">https:\/\/www.zhihu.com\/question\/19816240<\/a><\/li>\n<li>HMAC\u4e0eMAC\u7b97\u6cd5\u5728\u5bc6\u7801\u5b66\u7684\u533a\u522b\uff1f<br \/>\n<a class=\"external-link\" href=\"https:\/\/www.zhihu.com\/question\/26605600\" target=\"_blank\" rel=\"nofollow\">https:\/\/www.zhihu.com\/question\/26605600<\/a><\/li>\n<\/ul>\n<h5 id=\"HMAC\u7b97\u6cd5-\u66f4\u591a\u53c2\u8003\u94fe\u63a5\uff1a\">\u66f4\u591a\u53c2\u8003\u94fe\u63a5\uff1a<\/h5>\n<ul>\n<li>HMAC\u8ba1\u7b97\u3001\u9a8c\u8bc1\u3001\u5404\u8bed\u8a00\u7684\u5b9e\u73b0<br \/>\n<a class=\"external-link\" href=\"https:\/\/en.wikipedia.org\/wiki\/Hash-based_message_authentication_code#External_links\" target=\"_blank\" rel=\"nofollow\">https:\/\/en.wikipedia.org\/wiki\/Hash-based_message_authentication_code#External_links<\/a><\/li>\n<li>MAC\u7b97\u6cd5 <a class=\"external-link\" href=\"https:\/\/en.wikipedia.org\/wiki\/Message_authentication_code\" target=\"_blank\" rel=\"nofollow\">https:\/\/en.wikipedia.org\/wiki\/Message_authentication_code<\/a><\/li>\n<\/ul>\n<p>=END=<\/p>\n","protected":false},"excerpt":{"rendered":"<p>=Start= \u7f18\u7531\uff1a \u4e0a\u6b21\u5728\u7ec4\u5185\u5206\u4eab\u7684\u65f6\u5019\u6709\u4eba\u8bb2\u5230\u8fc7HMAC\u7b97\u6cd5\uff0c\u4e0d\u8fc7\u5f53\u65f6\u611f\u89c9\u8bb2\u7684\u6709\u70b9\u95ee\u9898\uff0c\u4e5f\u6ca1\u6709\u7ec6\u542c\uff0c\u521a\u597d [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23,25],"tags":[710,711],"class_list":["post-3093","post","type-post","status-publish","format-standard","hentry","category-knowledgebase-2","category-security","tag-cryptography","tag-hmac"],"views":3324,"_links":{"self":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/3093","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/comments?post=3093"}],"version-history":[{"count":0,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/3093\/revisions"}],"wp:attachment":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/media?parent=3093"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/categories?post=3093"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/tags?post=3093"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}