{"id":187512,"date":"2024-11-11T14:53:21","date_gmt":"2024-11-11T06:53:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/187512\/"},"modified":"2024-11-11T14:53:22","modified_gmt":"2024-11-11T06:53:22","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e9%9a%b1%e7%a7%81%e4%bf%9d%e8%ad%b7%ef%bc%9a%e5%93%aa%e5%80%8b%e5%ad%97%e6%ae%b5%e4%bb%a3%e8%a1%a8%e9%9a%b1%e8%97%8f%ef%bc%9f-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e5%93%aa","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/187512\/","title":{"rendered":"\u6578\u64da\u5eab\u96b1\u79c1\u4fdd\u8b77\uff1a\u54ea\u500b\u5b57\u6bb5\u4ee3\u8868\u96b1\u85cf\uff1f (\u6578\u64da\u5eab\u4e2d\u54ea\u500b\u5b57\u6bb5\u4ee3\u8868\u96b1\u85cf)"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e9%9a%b1%e7%a7%81%e4%bf%9d%e8%ad%b7%ef%bc%9a%e5%93%aa%e5%80%8b%e5%ad%97%e6%ae%b5%e4%bb%a3%e8%a1%a8%e9%9a%b1%e8%97%8f%ef%bc%9f-ZvkQUlvGky\">\u6578\u64da\u5eab\u96b1\u79c1\u4fdd\u8b77\uff1a\u54ea\u500b\u5b57\u6bb5\u4ee3\u8868\u96b1\u85cf\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u96b1\u79c1\u4fdd\u8b77\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u96a8\u8457\u6578\u64da\u6d29\u9732\u4e8b\u4ef6\u7684\u983b\u7e41\u767c\u751f\uff0c\u4f01\u696d\u548c\u500b\u4eba\u90fd\u958b\u59cb\u91cd\u8996\u5982\u4f55\u4fdd\u8b77\u5176\u6578\u64da\u7684\u96b1\u79c1\u6027\u3002\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u67d0\u4e9b\u5b57\u6bb5\u7684\u8a2d\u8a08\u548c\u4f7f\u7528\u5c0d\u65bc\u96b1\u79c1\u4fdd\u8b77\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u54ea\u4e9b\u5b57\u6bb5\u53ef\u4ee5\u7528\u4f86\u96b1\u85cf\u654f\u611f\u4fe1\u606f\uff0c\u4ee5\u53ca\u5982\u4f55\u6709\u6548\u5730\u5be6\u65bd\u9019\u4e9b\u96b1\u85cf\u6280\u8853\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%97%e6%ae%b5%e7%9a%84%e9%a1%9e%e5%9e%8b-ZvkQUlvGky\">\u6578\u64da\u5eab\u5b57\u6bb5\u7684\u985e\u578b<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u5b57\u6bb5\u662f\u7528\u4f86\u5b58\u5132\u7279\u5b9a\u985e\u578b\u6578\u64da\u7684\u57fa\u672c\u55ae\u4f4d\u3002\u6839\u64da\u6578\u64da\u7684\u6027\u8cea\uff0c\u5b57\u6bb5\u53ef\u4ee5\u5206\u70ba\u591a\u7a2e\u985e\u578b\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6574\u6578\u578b\uff08Integer\uff09<\/strong>\uff1a\u7528\u65bc\u5b58\u5132\u6574\u6578\u6578\u64da\u3002<\/li>\n<li><strong>\u6d6e\u9ede\u578b\uff08Float\uff09<\/strong>\uff1a\u7528\u65bc\u5b58\u5132\u5e36\u5c0f\u6578\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u5b57\u7b26\u578b\uff08String\uff09<\/strong>\uff1a\u7528\u65bc\u5b58\u5132\u6587\u672c\u6578\u64da\u3002<\/li>\n<li><strong>\u65e5\u671f\u578b\uff08Date\uff09<\/strong>\uff1a\u7528\u65bc\u5b58\u5132\u65e5\u671f\u548c\u6642\u9593\u3002<\/li>\n<\/ul>\n<p>\u5728\u9019\u4e9b\u5b57\u6bb5\u4e2d\uff0c\u67d0\u4e9b\u5b57\u6bb5\u7279\u5225\u9069\u5408\u7528\u4f86\u96b1\u85cf\u654f\u611f\u4fe1\u606f\uff0c\u4f8b\u5982\u7528\u6236\u7684\u500b\u4eba\u8eab\u4efd\u4fe1\u606f\uff08PII\uff09\u6216\u8ca1\u52d9\u6578\u64da\u3002<\/p>\n<h2 id=\"%e9%9a%b1%e8%97%8f%e5%ad%97%e6%ae%b5%e7%9a%84%e8%a8%ad%e8%a8%88-ZvkQUlvGky\">\u96b1\u85cf\u5b57\u6bb5\u7684\u8a2d\u8a08<\/h2>\n<p>\u5728\u8a2d\u8a08\u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528\u591a\u7a2e\u6280\u8853\u4f86\u96b1\u85cf\u654f\u611f\u4fe1\u606f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u96b1\u85cf\u5b57\u6bb5\u8a2d\u8a08\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e6%95%b8%e6%93%9a%e5%8a%a0%e5%af%86-ZvkQUlvGky\">1. \u6578\u64da\u52a0\u5bc6<\/h3>\n<p>\u6578\u64da\u52a0\u5bc6\u662f\u4fdd\u8b77\u6578\u64da\u96b1\u79c1\u7684\u6709\u6548\u65b9\u6cd5\u3002\u901a\u904e\u5c07\u654f\u611f\u6578\u64da\u52a0\u5bc6\u5b58\u5132\uff0c\u5373\u4f7f\u6578\u64da\u5eab\u88ab\u653b\u64ca\u8005\u8a2a\u554f\uff0c\u6578\u64da\u4e5f\u7121\u6cd5\u88ab\u8f15\u6613\u89e3\u8b80\u3002\u5e38\u898b\u7684\u52a0\u5bc6\u7b97\u6cd5\u5305\u62ec AES\uff08\u9ad8\u7d1a\u52a0\u5bc6\u6a19\u6e96\uff09\u548c RSA\uff08\u975e\u5c0d\u7a31\u52a0\u5bc6\u7b97\u6cd5\uff09\u3002<\/p>\n<pre><code>\n-- \u4f7f\u7528 AES \u52a0\u5bc6\u7528\u6236\u7684\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\nUPDATE users SET email = AES_ENCRYPT('user@example.com', 'encryption_key') WHERE id = 1;\n<\/code><\/pre>\n<h3 id=\"2-%e6%95%b8%e6%93%9a%e6%8e%a9%e7%a2%bc-ZvkQUlvGky\">2. \u6578\u64da\u63a9\u78bc<\/h3>\n<p>\u6578\u64da\u63a9\u78bc\u6280\u8853\u901a\u904e\u5c07\u654f\u611f\u6578\u64da\u66ff\u63db\u70ba\u7121\u610f\u7fa9\u7684\u6578\u64da\u4f86\u4fdd\u8b77\u96b1\u79c1\u3002\u4f8b\u5982\uff0c\u986f\u793a\u7528\u6236\u7684\u90e8\u5206\u4fe1\u7528\u5361\u865f\u78bc\uff0c\u800c\u96b1\u85cf\u5176\u9918\u90e8\u5206\uff1a<\/p>\n<pre><code>\n-- \u986f\u793a\u4fe1\u7528\u5361\u865f\u7684\u6700\u5f8c\u56db\u4f4d\nSELECT CONCAT('**** **** **** ', RIGHT(credit_card_number, 4)) AS masked_card_number FROM users;\n<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e8%99%9b%e6%93%ac%e5%ad%97%e6%ae%b5-ZvkQUlvGky\">3. \u4f7f\u7528\u865b\u64ec\u5b57\u6bb5<\/h3>\n<p>\u865b\u64ec\u5b57\u6bb5\u662f\u6307\u4e0d\u76f4\u63a5\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\u7684\u5b57\u6bb5\uff0c\u800c\u662f\u901a\u904e\u8a08\u7b97\u6216\u67e5\u8a62\u751f\u6210\u7684\u5b57\u6bb5\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u76f4\u63a5\u5b58\u5132\u654f\u611f\u4fe1\u606f\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u865b\u64ec\u5b57\u6bb5\u4f86\u986f\u793a\u7528\u6236\u7684\u5e74\u9f61\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u5b58\u5132\u51fa\u751f\u65e5\u671f\uff1a<\/p>\n<pre><code>\n-- \u8a08\u7b97\u7528\u6236\u5e74\u9f61\u7684\u865b\u64ec\u5b57\u6bb5\nSELECT name, YEAR(CURDATE()) - YEAR(birth_date) AS age FROM users;\n<\/code><\/pre>\n<h2 id=\"%e9%9a%b1%e8%97%8f%e5%ad%97%e6%ae%b5%e7%9a%84%e5%af%a6%e6%96%bd%e6%8c%91%e6%88%b0-ZvkQUlvGky\">\u96b1\u85cf\u5b57\u6bb5\u7684\u5be6\u65bd\u6311\u6230<\/h2>\n<p>\u5118\u7ba1\u96b1\u85cf\u5b57\u6bb5\u6280\u8853\u80fd\u5920\u6709\u6548\u4fdd\u8b77\u6578\u64da\u96b1\u79c1\uff0c\u4f46\u5728\u5be6\u65bd\u904e\u7a0b\u4e2d\u4ecd\u7136\u9762\u81e8\u4e00\u4e9b\u6311\u6230\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u5f71\u97ff<\/strong>\uff1a\u52a0\u5bc6\u548c\u89e3\u5bc6\u64cd\u4f5c\u53ef\u80fd\u6703\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002<\/li>\n<li><strong>\u5408\u898f\u6027\u8981\u6c42<\/strong>\uff1a\u4e0d\u540c\u5730\u5340\u5c0d\u6578\u64da\u96b1\u79c1\u7684\u6cd5\u5f8b\u8981\u6c42\u4e0d\u540c\uff0c\u4f01\u696d\u9700\u8981\u78ba\u4fdd\u5176\u96b1\u85cf\u6280\u8853\u7b26\u5408\u76f8\u95dc\u6cd5\u5f8b\u6cd5\u898f\u3002<\/li>\n<li><strong>\u7528\u6236\u9ad4\u9a57<\/strong>\uff1a\u904e\u5ea6\u96b1\u85cf\u53ef\u80fd\u6703\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\uff0c\u958b\u767c\u8005\u9700\u8981\u5728\u96b1\u79c1\u4fdd\u8b77\u548c\u7528\u6236\u4fbf\u5229\u4e4b\u9593\u627e\u5230\u5e73\u8861\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-ZvkQUlvGky\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u96b1\u85cf\u654f\u611f\u4fe1\u606f\u7684\u5b57\u6bb5\u8a2d\u8a08\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u4f7f\u7528\u6578\u64da\u52a0\u5bc6\u3001\u6578\u64da\u63a9\u78bc\u548c\u865b\u64ec\u5b57\u6bb5\u7b49\u6280\u8853\uff0c\u4f01\u696d\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u8b77\u7528\u6236\u7684\u96b1\u79c1\u3002\u7136\u800c\uff0c\u5be6\u65bd\u9019\u4e9b\u6280\u8853\u6642\u9700\u8981\u8003\u616e\u6027\u80fd\u3001\u5408\u898f\u6027\u548c\u7528\u6236\u9ad4\u9a57\u7b49\u591a\u65b9\u9762\u7684\u6311\u6230\u3002\u96a8\u8457\u6578\u64da\u96b1\u79c1\u554f\u984c\u7684\u65e5\u76ca\u56b4\u91cd\uff0c\u4f01\u696d\u5fc5\u9808\u4e0d\u65b7\u66f4\u65b0\u5176\u6578\u64da\u4fdd\u8b77\u7b56\u7565\uff0c\u4ee5\u78ba\u4fdd\u7528\u6236\u4fe1\u606f\u7684\u5b89\u5168\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc\u6578\u64da\u5eab\u548c\u96b1\u79c1\u4fdd\u8b77\u7684\u8cc7\u8a0a\uff0c\u60a8\u53ef\u4ee5\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\uff0c\u63a2\u7d22\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u53ca\u5176\u4ed6\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6578\u64da\u5eab\u96b1\u79c1\u4fdd\u8b77\uff0c\u4e86\u89e3\u54ea\u4e9b\u5b57\u6bb5\u53ef\u7528\u65bc\u96b1\u85cf\u654f\u611f\u4fe1\u606f\uff0c\u78ba\u4fdd\u6578\u64da\u5b89\u5168\u8207\u5408\u898f\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-187512","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187512","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=187512"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187512\/revisions"}],"predecessor-version":[{"id":187513,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187512\/revisions\/187513"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=187512"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=187512"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=187512"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}