{"id":251,"date":"2019-01-15T09:12:04","date_gmt":"2019-01-15T01:12:04","guid":{"rendered":"http:\/\/cms.aaasec.com.tw\/?p=251"},"modified":"2019-01-17T13:40:41","modified_gmt":"2019-01-17T05:40:41","slug":"playfair","status":"publish","type":"post","link":"https:\/\/cms.aaasec.com.tw\/index.php\/2019\/01\/15\/playfair\/","title":{"rendered":"\u300a\u5f9e\u96fb\u5f71\u5b78\u53e4\u5178\u5bc6\u78bc\u2500\u6ce2\u96f7\u8cbbPlayfair\u300b"},"content":{"rendered":"<p><img loading=\"lazy\" src=\"https:\/\/cms.aaasec.com.tw\/wp-content\/uploads\/2019\/01\/playfair2.jpg\" alt=\"\" width=\"1024\" height=\"1024\" class=\"alignnone size-full wp-image-252\" \/><br \/>\n<!--more--><\/p>\n<p>\u5e38\u770b\u96fb\u5f71\u7684\u4f60\uff0c\u4e00\u5b9a\u5c0d\u300c\u5c3c\u53ef\u62c9\u65af\u2027\u51f1\u5409\u300d\u4e0d\u964c\u751f\uff0c\u4e0d\u904e\u5c0f\u7de8\u53ef\u4e0d\u662f\u4f86\u8a55\u8ad6\u9019\u4f4d\u597d\u840a\u5862\u5f71\u661f\u7684\u3002\u4eca\u5929\u5c0f\u7de8\u8981\u5e36\u5927\u5bb6\u89e3\u5bc6\u300c\u570b\u5bb6\u5bf6\u85cf2\uff1a\u53e4\u7c4d\u79d8\u8f9b\u300d\u4e2d\uff0c\u95dc\u9375\u7684\u53e4\u5178\u5bc6\u78bc\u2500Playfair Cipher\u3002<br \/>\n.<br \/>\nPlayfair\u52a0\u5bc6\u6cd5\u66fe\u662f\u82f1\u570b\u8ecd\u968a\u5728\u7b2c\u4e8c\u6b21\u6ce2\u8033\u6230\u722d\u548c\u7b2c\u4e00\u6b21\u4e16\u754c\u5927\u6230\u6642\uff0c\u6240\u4f7f\u7528\u7684\u52a0\u5bc6\u5de5\u5177\uff0c\u50c5\u9700\u4e00\u500b5X5\u5927\u5c0f\u7684\u77e9\u9663\u5373\u53ef\u5feb\u901f\u52a0\u89e3\u5bc6\u8a0a\u606f\u3002\u96d6\u7136\u53e4\u5178\u5bc6\u78bc\u5b78\u7684\u52a0\u5bc6\u6280\u8853\u5728\u73fe\u884c\u7cfb\u7d71\u4e2d\u662f\u4e0d\u5b89\u5168\u7684\uff0c\u6211\u5011\u4ecd\u53ef\u4ee5\u5b78\u7fd2\u5176\u8a2d\u8a08\u7684\u7cbe\u795e\uff0c\u7576\u4f5c\u751f\u6d3b\u4e2d\u7684\u5c0f\u6a02\u8da3\uff0c\u6216\u8a31\u4f60\u53ef\u4ee5\u548c\u670b\u53cb\u5011\u5efa\u7acb\u4e00\u500b\u597d\u73a9\u7684\u5c0d\u8a71\u65b9\u5f0f\u3002\u5c0f\u7de8\u5c07\u4ecb\u7d39\u5176\u4e2d\u4e00\u7248\u7684Playfair\uff0c\u53ea\u8981\u4f9d\u5faa\u8457\u57fa\u672c\u7684\u539f\u7406\uff0c\u4e5f\u53ef\u4ee5\u8a2d\u8a08\u5c6c\u65bc\u81ea\u5df1\u7684Playfair\u52a0\u5bc6\u6cd5\u5594\uff01<br \/>\n.<br \/>\n\u9996\u5148\uff0cPlayfair\u662f\u5c07\u4e00\u5b57\u6bcd\u4e32\u7576\u4e2d\u7684\u5169\u5169\u5b57\u6bcd\u5c0d\u9032\u884c\u52a0\u5bc6\uff0c\u800c5X5\u5927\u5c0f\u7684\u8868\u683c\u8996\u70ba\u91d1\u9470(Key)\uff0c\u7576\u4e2d\u53ef\u518d\u4ee5\u4e94\u500b\u5b57\u6bcd\u7684\u55ae\u5b57\u4f5c\u70ba\u95dc\u9375\u5b57(Keyword)\uff0c\u5c07\u5269\u4e0b\u7684\u5b57\u6bcd\u4f9d\u5e8f\u7531\u5de6\u800c\u53f3\u3001\u4e0a\u800c\u4e0b\u586b\u6eff\uff0c\u5982\u4e0b\u5716\uff0c\u5de6\u908a\u70ba\u539f\u59cb\u7248\u672c\uff0c\u53f3\u908a\u70ba\u52a0\u5165\u95dc\u9375\u5b57\u7248\u3002<br \/>\n\u5728\u300c\u570b\u5bb6\u5bf6\u85cf2\uff1a\u53e4\u7c4d\u79d8\u8f9b\u300d\u4e2d\u7684Keyword\u662f\u300cDEATH\u300d\uff0c\u4f86\u81ea\u63d0\u793a\uff1aThe debt that all men pay. \u6bcf\u500b\u4eba\u90fd\u7121\u6cd5\u9003\u904e\u6b7b\u4ea1\u3002\u8070\u660e\u7684\u4f60\u4e00\u5b9a\u767c\u73fe26\u500b\u5b57\u6bcd\u600e\u9ebc\u585e\u5f97\u4e0b\u9019\u500b\u8868\u683c\u5462\uff1f\u6240\u4ee5\u53ef\u4ee5\u770b\u5230\u300cI\u300d\u8207\u300cJ\u300d\u51fa\u73fe\u5728\u540c\u4e00\u683c\uff0c\u662f\u56e0\u70ba\u4e00\u55ae\u5b57\u4e2d\u5f88\u5c11\u540c\u6642\u64c1\u6709\u9023\u7e8c\u300cI\u300d\u8207\u300cJ\u300d\u7684\uff0c\u4f60\u4e5f\u53ef\u4ee5\u5c07\u91cd\u758a\u7684\u90e8\u5206\u66ff\u63db\u6210\u5176\u4ed6\u4e0d\u9023\u7e8c\u7684\u5b57\u6bcd\u5594\u3002<br \/>\n<img loading=\"lazy\" src=\"https:\/\/cms.aaasec.com.tw\/wp-content\/uploads\/2019\/01\/playfair4.png\" alt=\"\" width=\"1415\" height=\"634\" class=\"aligncenter size-full wp-image-253\" \/><br \/>\n.<br \/>\n\u63a5\u8457\uff0c\u6211\u5011\u8981\u8a8d\u8b58\u4e0b\u5217\u4e09\u9805\u52a0\u5bc6\u898f\u5247\uff0c\u4e26\u4ee5\u300cTechnology\u300d\u70ba\u4f8b\uff1a<br \/>\n1\u2192 \u52a0\u5bc6\u5b57\u6bcd\u4f4d\u65bc\u540c\u300c\u5217\u300d\u6642\uff0c\u4f9d\u5e8f\u5f80\u53f3\u52a0\u5bc6\u3002<br \/>\n2\u2192 \u52a0\u5bc6\u5b57\u6bcd\u4f4d\u65bc\u540c\u300c\u884c\u300d\u6642\uff0c\u4f9d\u5e8f\u5f80\u4e0b\u52a0\u5bc6\u3002<br \/>\n3\u2192 \u52a0\u5bc6\u5b57\u6bcd\u4f4d\u65bc\u300c\u659c\u5c0d\u89d2\u300d\u6642\uff0c\u4f9d\u5e8f\u5f80\u6c34\u5e73\u5c0d\u89d2\u52a0\u5bc6\u3002<br \/>\n\u5c07\u6b32\u52a0\u5bc6\u7684\u660e\u6587\u300cTechnology\u300d\uff0c\u5169\u5169\u4e00\u5c0d\u62c6\u6210\u300cTe ch no lo gy\u300d\uff0c\u518d\u6839\u64da\u898f\u5247\u52a0\u5bc6\uff0c\u5982\u4e0b\u5716\u3002\u53ef\u5f97\u5230\u5bc6\u6587\u7d50\u679c\u70ba\u300cHA IE OK MK NT\u300d\uff0c\u5176\u4e2d\u9047\u5230\u300cI\/J\u300d\u6642\u53ef\u4efb\u9078\uff0c\u9019\u88e1\u5c0f\u7de8\u9078\u64c7\u300cI\u300d\u3002<br \/>\n<img loading=\"lazy\" src=\"https:\/\/cms.aaasec.com.tw\/wp-content\/uploads\/2019\/01\/playfair10.png\" alt=\"\" width=\"1387\" height=\"911\" class=\"aligncenter size-full wp-image-254\" \/><br \/>\n.<br \/>\n\u6700\u5f8c\uff0c\u6709\u5169\u9ede\u7279\u5225\u898f\u5247\uff0c\u4e14\u7b2c\u4e00\u9ede\u512a\u5148\u65bc\u7b2c\u4e8c\u9ede\uff0c\u9019\u908a\u6211\u5011\u4ee5\u300cAAA\u300d\u70ba\u4f8b\uff1a<br \/>\n\u2605 \u7576\u6b32\u52a0\u5bc6\u7684\u5b57\u6bcd\u6709\u540c\u5b57\u5143\u6642\uff0c\u8981\u5728\u76f8\u540c\u8655\u52a0\u5047\u5b57\u6bcd(\u901a\u5e38\u70baX)\uff0c\u5982apple->apxple\u3002<br \/>\n\u2605 \u7576\u6b32\u52a0\u5bc6\u7684\u5b57\u6bcd\u6578\u70ba\u5947\u6578\u6642\uff0c\u8981\u5728\u6700\u5f8c\u52a0\u5165\u5047\u5b57\u6bcd\uff0c\u5982hat->hatx\u3002<br \/>\n\u5c07\u6b32\u52a0\u5bc6\u7684\u660e\u6587\u300cAAA\u300d\u5728\u76f8\u540c\u5b57\u5143\u4e2d\u52a0\u5165\u5047\u5b57\u6bcd\uff0c\u5f97\u300cAXAXA\u300d\u3002\u7e3d\u5b57\u6bcd\u6578\u70ba5\u662f\u5947\u6578\uff0c\u518d\u6eff\u8db3\u7b2c\u4e8c\u9ede\u7279\u5225\u898f\u5247\u5f8c\u5f97\u300cAX AX AX\u300d\u3002\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u5c31\u53ef\u4ee5\u8ddf\u8457\u52a0\u5bc6\u898f\u5247\u9032\u884c\u52a0\u5bc6\uff0c\u5982\u4e0b\u5716\u53ef\u4ee5\u5f97\u5230\u6700\u5f8c\u5bc6\u6587\u7d50\u679c\u70ba\u300cFA FA FA\u300d\u3002<br \/>\n<img loading=\"lazy\" src=\"https:\/\/cms.aaasec.com.tw\/wp-content\/uploads\/2019\/01\/playfair11.png\" alt=\"\" width=\"371\" height=\"340\" class=\"aligncenter size-full wp-image-261\" \/><br \/>\n.<br \/>\n\u5099\u8a3b\uff1a\u89e3\u5bc6\u90e8\u5206\u5247\u6839\u64da\u52a0\u5bc6\u898f\u5247\u53cd\u63a8\u53d6\u5f97\u5b57\u6bcd\u4e32\uff0c\u518d\u5c07\u6839\u64da\u7279\u5225\u898f\u5247\u53ca\u82f1\u6587\u57fa\u672c\u5e38\u8b58\u5224\u65b7\u662f\u5426\u6709\u5047\u5b57\u6bcd\u5b58\u5728\uff0c\u5c07\u5176\u6d88\u53bb\u5f8c\u53ef\u5f97\u6700\u521d\u7684\u660e\u6587\u3002<\/p>\n<p>Ref.<br \/>\n1. \u7dad\u57fa\u767e\u79d1-\u6ce2\u96f7\u8cbb\u5bc6\u78bc<br \/>\nhttps:\/\/zh.wikipedia.org\/wiki\/%E6%B3%A2%E9%9B%B7%E8%B2%BB%E5%AF%86%E7%A2%BC<br \/>\n2. [\u7814\u7a76] \u5bc6\u78bc\u7279\u5c55- (1)\u570b\u5bb6\u5bf6\u85cf2 \u7684playfiar\u52a0\u5bc6\u6cd5<br \/>\nhttp:\/\/mike0123783.pixnet.net\/blog\/post\/32974942-%5B%E7%A0%94%E7%A9%B6%5D-%E5%AF%86%E7%A2%BC%E7%89%B9%E5%B1%95&#8211;%281%29%E5%9C%8B%E5%AE%B6%E5%AF%B6%E8%97%8F2-%E7%9A%84playfiar%E5%8A%A0%E5%AF%86%E6%B3%95<\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[9],"tags":[],"_links":{"self":[{"href":"https:\/\/cms.aaasec.com.tw\/index.php\/wp-json\/wp\/v2\/posts\/251"}],"collection":[{"href":"https:\/\/cms.aaasec.com.tw\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cms.aaasec.com.tw\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cms.aaasec.com.tw\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cms.aaasec.com.tw\/index.php\/wp-json\/wp\/v2\/comments?post=251"}],"version-history":[{"count":9,"href":"https:\/\/cms.aaasec.com.tw\/index.php\/wp-json\/wp\/v2\/posts\/251\/revisions"}],"predecessor-version":[{"id":268,"href":"https:\/\/cms.aaasec.com.tw\/index.php\/wp-json\/wp\/v2\/posts\/251\/revisions\/268"}],"wp:attachment":[{"href":"https:\/\/cms.aaasec.com.tw\/index.php\/wp-json\/wp\/v2\/media?parent=251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cms.aaasec.com.tw\/index.php\/wp-json\/wp\/v2\/categories?post=251"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cms.aaasec.com.tw\/index.php\/wp-json\/wp\/v2\/tags?post=251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}