{"id":530244,"date":"2020-07-16T21:02:47","date_gmt":"2020-07-16T13:02:47","guid":{"rendered":"https:\/\/loyseo.com\/tutorial\/%e5%a6%82%e4%bd%95%e4%bf%ae%e6%94%b9wordpress%e8%b3%87%e6%96%99%e5%ba%ab%e8%a1%a8%e5%89%8d%e7%b6%b4%e4%bb%a5%e6%8f%90%e9%ab%98%e5%ae%89%e5%85%a8%e6%80%a7\/"},"modified":"2024-02-19T17:33:14","modified_gmt":"2024-02-19T09:33:14","slug":"change-the-wordpress-database-prefix-to-improve-security","status":"publish","type":"tutorial","link":"https:\/\/loyseo.com\/zh-hant\/tutorial\/wordpress-security\/change-the-wordpress-database-prefix-to-improve-security\/","title":{"rendered":"\u5982\u4f55\u4fee\u6539WordPress\u8cc7\u6599\u5eab\u8868\u524d\u7db4\u4ee5\u63d0\u9ad8\u5b89\u5168\u6027"},"content":{"rendered":"\n<p>WordPress\u8cc7\u6599\u5eab\u662f\u99ed\u5ba2\u6700\u559c\u6b61\u653b\u64ca\u7684\u76ee\u6a19\uff0c\u8a31\u591a\u4eba\u5728\u5b89\u88ddWordPress\u6642\u5fd8\u8a18\u66f4\u6539\u8cc7\u6599\u5eab\u524d\u7db4\uff0c\u63a1\u7528\u7684\u662f\u9ed8\u8a8d\u524d\u7db4wp_\uff0c\u9019\u4f7f\u99ed\u5ba2\u5f88\u5bb9\u6613\u9032\u884c\u5927\u898f\u6a21\u653b\u64ca\u3002 \u4fdd\u8b77\u8cc7\u6599\u5eab\u7684\u6700\u6a5f\u667a\u7684\u8fa6\u6cd5\u5c31\u662f\u66f4\u6539\u8cc7\u6599\u5eab\u8868\u524d\u7db4\u3002<\/p>\n\n<p>\u5982\u679c\u4f60\u9084\u6c92GreenGeeks\u7b49\u570b\u5916\u7684wordpress\u8a17\u7ba1\u4e3b\u6a5f\u6703\u5728\u5275\u5efa\u7db2\u7ad9\u6642\uff0c\u6703\u8a2d\u7f6e\u96a8\u6a5f\u7684\u8868\u524d\u7db4\uff0c\u7121\u9700\u4f60\u518d\u4fee\u6539\uff0c\u4e0d\u904e\u4ee5\u9632\u842c\u4e00\u4f60\u4e5f\u53ef\u4ee5\u6309\u4e0b\u6587\u7684\u65b9\u6cd5\u5728wp-config.php\u6a94\u4e2d\u78ba\u8a8d\u4e00\u4e0b\u8868\u524d\u7db4;\u800c\u5982\u679c\u4f60\u662f\u5728\u4f3a\u670d\u5668\uff08\u8b6c\u5982Linode\u3001\u963f\u88e1\u96f2\uff09\u4e0a\u81ea\u5df1\u642d\u5efa\u7684\u7db2\u7ad9\uff0c\u4e26\u4e14\u5df2\u7d93\u5efa\u597d\u4e86\uff0c\u90a3\u9ebc\uff0c\u8acb\u6309\u7167\u4e0b\u6587\u7684\u65b9\u6cd5\u4fee\u6539\u8cc7\u6599\u5eab\u8868\u524d\u7db4\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">\u6e96\u5099\u5de5\u4f5c<\/h2>\n\n<p>\u8acb\u5728\u64cd\u4f5c\u4e4b\u524d\u5099\u4efd\u4f60\u7684\u7db2\u7ad9\u8cc7\u6599\u5eab\uff0c\u4e26\u9078\u64c7\u7db2\u7ad9\u5728\u7dda\u4f7f\u7528\u8005\u5c11\u7684\u6642\u9593\u6bb5\uff0c\u4fee\u6539\u671f\u9593\uff0c\u6700\u597d\u5c07\u7db2\u7ad9\u958b\u555f\u7dad\u8b77\u6a21\u5f0f\uff0c\u5982\u679c\u7db2\u7ad9\u4f7f\u7528\u8005\u5f88\u5c11\uff0c\u4e5f\u53ef\u4ee5\u4e0d\u7528\u958b\u555f\u7dad\u8b77\u6a21\u5f0f\uff0c\u6574\u500b\u4fee\u6539\u904e\u7a0b\u5927\u7d04\u572810\u5206\u9418\u4ee5\u5167\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">\u66f4\u6539wp-config.php\u6a94\u4e2d\u7684\u8868\u524d\u7db4<\/h2>\n\n<p>\u627e\u5230\u7db2\u7ad9\u6839\u76ee\u9304\u4e2d\u7684wp-config.php\u6a94\u4e26\u7de8\u8f2f\u5b83\uff0c\u5728\u6a94\u4e2d\u627e\u5230\u4e0b\u4e00\u6bb5\u4e2d\u6240\u793a\u7684\u4ee3\u78bc\u884c\uff0c\u5c07\u5176\u4e2d\u7684\u8868\u524d\u7db4\u5f9ewp_\u66f4\u6539\u70ba\u81ea\u5b9a\u7fa9\u5167\u5bb9\uff08\u7531\u5b57\u6bcd\u3001\u6578\u4f4d\u548c\u77ed\u4e0b\u5283\u7dda\u69cb\u6210\uff09\uff0c\u8b6c\u5982\uff1aa1b2c3_<\/p>\n\n<pre class=\"wp-block-preformatted\">$table_prefix = 'wp_';<\/pre>\n\n<p>\u4fee\u6539\u5f8c\u7684\u7bc4\u4f8b\uff1a<\/p>\n\n<pre class=\"wp-block-preformatted\">$table_prefix = 'a1b2c3_';<\/pre>\n\n<h2 class=\"wp-block-heading\">\u66f4\u6539\u6240\u6709\u8cc7\u6599\u5eab\u8868\u7684\u524d\u7f6e\u540d\u7a31<\/h2>\n\n<p>\u5728\u7db2\u7ad9\u7684\u904b\u7dad\u9762\u677f\uff08\u8b6c\u5982Cpanel\u3001<a href=\"https:\/\/loyseo.com\/zh-hant\/tutorial\/bt-panel-tutorials\/\" class=\"rank-math-link\">\u5bf6\u5854<\/a>\uff09\u4e2d\uff0c\u627e\u5230database\u6216\u8cc7\u6599\u5eab\u76f8\u95dc\u7684\u6b04\u76ee\uff0c\u9032\u5165\u8cc7\u6599\u5eab\u7684\u7ba1\u7406\u9762\u677f\uff0c\u5982\u679c\u6709phpMyAdmin\u529f\u80fd\u5165\u53e3\uff0c\u5c31\u4f7f\u7528phpMyAdmin\u8a2a\u554f\u4f60\u7684\u8cc7\u6599\u5eab\uff0c\u7136\u5f8c\u6309\u4e0b\u9762\u7684\u6b65\u9a5f\uff0c\u5c07\u8868\u524d\u7db4\u66f4\u6539\u70ba\u6211\u5011\u525b\u624d\u5728wp-config.php\u6a94\u4e2d\u7684\u65b0\u7684\u9336\u524d\u7db4<\/p>\n\n<ol class=\"wp-block-list\"><li>\u9ede\u64ca\u5de6\u5074\u9078\u55ae\u4e2d\u7684\u8cc7\u6599\u5eab\u540d\u7a31\u4ee5\u5c55\u958b\u6240\u6709\u8868\u3002<\/li><li>\u5728\u53f3\u5074\uff0c\u5168\u9078\u6240\u6709\u4ee5<em>wp_<\/em>\u958b\u982d\u7684\u8868<\/li><li>\u55ae\u64ca<strong>with selected<\/strong>\uff0c\u5728\u4e0b\u62c9\u83dc\u55ae\u4e2d\u9078\u64c7<strong>replace table prefix<\/strong>\u3002<\/li><li>\u5728\u201c<strong>From\u201d<\/strong>\u6b04\u4f4d\u4e2d\u8f38\u5165wp_\uff0c\u5728\u201c <strong>To<\/strong>\u201d\u5b57\u6bb5\u4e2d\u8f38\u5165\u65b0\u7684\u8868\u524d\u7db4\uff0c\u5728\u672c\u793a\u4f8b\u4e2d\u70baa1b2c3\u3002<\/li><li>\u6309\u5169\u4e0b<strong>continue<\/strong>\u9032\u884c\u66f4\u6539\uff0c\u4fee\u6539\u5b8c\u6210\u5f8c\u5237\u65b0\u7576\u524d\u9801\u9762\u3002<\/li><\/ol>\n\n<figure class=\"wp-block-image alignnone\"><img fetchpriority=\"high\" decoding=\"async\" width=\"716\" height=\"484\" src=\"https:\/\/loyseo.com\/wp-content\/uploads\/2020\/07\/table-prefix-database.png\" alt=\"table-prefix-database.png\" class=\"wp-image-503418\" title=\"-\"><\/figure>\n\n<h4 class=\"wp-block-heading\">\u4fee\u6539options\u8868<\/h4>\n\n<p>\u8acb\u5728\u5de6\u5074\u83dc\u55ae\u4e2d\u7684\u641c\u7d22\u6846\u5167\u8f38\u5165options\u4e26\u56de\u8eca\uff0c\u627e\u5230options\u8868\uff0c\u5728\u672c\u793a\u4f8b\u4e2d\uff0c\u6578\u64da\u8868\u540d\u7a31\u70baa1b2c3_options\uff0c\u6211\u5011\u9700\u8981\u627e\u5230\u672c\u8868\u7684<strong>options_name<\/strong>\u4e00\u5217\u4e2d\u4f7f\u7528\u4e86wp_\u4f5c\u70ba\u524d\u7db4\u7684\u884c\uff0c\u4ee5\u4fbf\u6211\u5011\u5c07\u5176\u4e2d\u7684wp_\u66ff\u63db\u6210\u65b0\u7684\u524d\u7db4\uff0c\u8acb\u9ede\u64ca\u9801\u9762\u4e2d\u8868\u683c\u53f3\u4e0a\u65b9\u7684[edit line]\uff0c\u7136\u5f8c\u5c07\u4ee3\u78bcWHERE &#8216;option_name&#8217; LIKE &#8216;%wp_%&#8217;\u9ecf\u8cbc\u5230\u5df2\u6709\u7684\u4ee3\u78bc\u4e4b\u5f8c\uff0c\u5982\u679c\u6309\u7167\u672c\u6587\u793a\u4f8b\uff0c\u9ecf\u8cbc\u5b8c\u6210\u5f8c\u5c07\u662f\u5982\u4e0b\u6548\u679c\uff0c\u7136\u5f8c\u9ede\u64caGo\u6309\u9215\u57f7\u884c\u641c\u7d22<\/p>\n\n<pre class=\"wp-block-preformatted\">SELECT * FROM `a1b2c3_options` WHERE `option_name` LIKE '%wp_%'<\/pre>\n\n<p>\u641c\u7d22\u5f8c\u5c07\u770b\u5230\u4e00\u689d\u8a18\u9304\uff0c\u5176\u4e2doption_name\u662fwp_user_roles\uff0c\u8acb\u6309\u5169\u4e0b\u5c0d\u61c9\u55ae\u5143\u683c\u5f8c\u4fee\u6539\uff0c\u4fee\u6539\u5b8c\u6210\u5f8c\u5c07\u662f<em> \u65b0\u524d\u7db4_user_roles<\/em>\uff0c\u8b6c\u5982\u672c\u793a\u4f8b\u4e2d\u662f\uff1aa1b2c3_user_roles\u3002<\/p>\n\n<p>\u5982\u679c\u4f60\u7684\u7db2\u7ad9\u6642wordpress\u591a\u7db2\u7ad9\uff0c\u4f60\u5c07\u53ef\u80fd\u4e0d\u6b621\u500boption\u8868\uff0c\u8a18\u5f97\u6bcf\u500boptions\u8868\u90fd\u9700\u8981\u4fee\u6539\u3002<\/p>\n\n<h4 class=\"wp-block-heading\">\u4fee\u6539UserMeta\u8868<\/h4>\n\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5728usermeta\u4e2d\u641c\u7d22\u6240\u6709\u4f7f\u7528wp_\u4f5c\u70ba\u524d\u7db4\u7684\u6b04\u4f4d\uff0c\u56e0\u6b64\u6211\u5011\u53ef\u4ee5\u66ff\u63db\u5b83\u3002 \u70ba\u6b64\uff0c\u8acb\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\uff1a<\/p>\n\n<p>\u8acb\u5728\u5de6\u5074\u83dc\u55ae\u4e2d\u7684\u641c\u7d22\u6846\u5167\u8f38\u5165usermeta\u4e26\u56de\u8eca\uff0c\u627e\u5230usermeta\u8868\uff0c\u5728\u672c\u793a\u4f8b\u4e2d\uff0c\u6578\u64da\u8868\u540d\u7a31\u70baa1b2c3_usermeta\uff0c\u6211\u5011\u9700\u8981\u627e\u5230\u672c\u8868\u7684<strong>meta_key<\/strong>\u4e00\u5217\u4e2d\u4f7f\u7528\u4e86wp_\u4f5c\u70ba\u524d\u7db4\u7684\u884c\uff0c\u4ee5\u4fbf\u6211\u5011\u5c07\u5176\u4e2d\u7684wp_\u66ff\u63db\u6210\u65b0\u7684\u524d\u7db4\uff0c\u8acb\u9ede\u64ca\u9801\u9762\u4e2d\u8868\u683c\u53f3\u4e0a\u65b9\u7684[edit line]\uff0c\u7136\u5f8c\u5c07\u4ee3\u78bcWHERE &#8216;meta_key&#8217; LIKE &#8216;%wp_%&#8217;\u9ecf\u8cbc\u5230\u5df2\u6709\u7684\u4ee3\u78bc\u4e4b\u5f8c\uff0c\u5982\u679c\u6309\u7167\u672c\u6587\u793a\u4f8b\uff0c\u9ecf\u8cbc\u5b8c\u6210\u5f8c\u5c07\u662f\u5982\u4e0b\u6548\u679c\uff0c\u7136\u5f8c\u9ede\u64caGo\u6309\u9215\u57f7\u884c\u641c\u7d22<\/p>\n\n<pre class=\"wp-block-preformatted\">SELECT * FROM `a1b2c3_usermeta` WHERE `meta_key` LIKE '%wp_%'<\/pre>\n\n<p>\u641c\u7d22\u5f8c\u5c07\u770b\u5230\u591a\u689d\u8a18\u9304\uff0c\u4e26\u4e14\u4e0d\u540c\u7db2\u7ad9\u6839\u64da\u5916\u639b\u7a0b\u5f0f\u5b89\u88dd\u7684\u4e0d\u540c\u800c\u4e0d\u540c\uff0c\u8acb\u9010\u4e00\u5c07<strong>meta_key<\/strong>\u4e2d\u7684wp_\u524d\u7db4\u63db\u70ba\u65b0\u524d\u7db4\uff0c\u4f46\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8981\u4ed4\u7d30\u5340\u5225meta_key\u7684\u542b\u7fa9\uff0c\u8b6c\u5982\uff1a\u82e5\u4f60\u5b89\u88dd\u4e86wp rocket\u5916\u639b\u7a0b\u5f0f\uff0c\u5247\u6703\u770b\u5230\u4e00\u689d\u5305\u542bwp_rocket\u7684\u8a18\u9304\uff0c\u5247\u6b64\u8655\u7684wp_\u4e0d\u9700\u8981\u4fee\u6539\u3002 \u5982\u679c\u770b\u5230\u7684\u662fwp-\u800c\u4e0d\u662fwp_\uff0c\u90a3\u9ebc\u4e5f\u4e0d\u9700\u8981\u4fee\u6539\u3002<\/p>\n\n<h4 class=\"wp-block-heading\">\u6e2c\u8a66\u7db2\u7ad9<\/h4>\n\n<p>\u81f3\u6b64\uff0c\u4f60\u53ef\u4ee5\u6e2c\u8a66\u7db2\u7ad9\u4e86\uff0c\u4f7f\u7528\u65b0\u700f\u89bd\u5668\u6216\u7121\u75d5\u6a21\u5f0f\u7684\u700f\u89bd\u5668\uff0c\u9010\u4e00\u6253\u958b\u7db2\u9801\u524d\u81fa\u548c\u5f8c\u53f0\uff0c\u9032\u884c\u591a\u6b21\u8a2a\u554f\u548c\u64cd\u4f5c\uff0c\u5982\u82e5\u6b63\u5e38\uff0c\u5247\u8aaa\u660e\u4fee\u6539\u6210\u529f\u3002 \u5982\u82e5\u4e0d\u6b63\u5e38\uff0c\u53c8\u7121\u6cd5\u754c\u5b9a\u554f\u984c\u6240\u5728\uff0c\u8acb\u5148\u6062\u5fa9\u8cc7\u6599\u5eab\u5099\u4efd\u4ee5\u53cawp-config.php\u6a94\u4e2d\u7684\u8868\u524d\u7db4\uff0c\u78ba\u4fdd\u7db2\u7ad9\u53ef\u4ee5\u8a2a\u554f\uff0c\u7136\u5f8c\u53ef\u4ee5\u901a\u904e\u8907\u88fd\u7db2\u7ad9\u7684\u65b9\u5f0f\u53bb\u6392\u67e5\u554f\u984c\u6240\u5728\u3002<\/p>\n\n<p>\u7d50\u8a9e\uff1a\u6211\u901a\u904e\u4e0a\u6587\u6559\u7a0b\u6210\u529f\u4fee\u6539\u4e86\u591a\u500b\u7db2\u7ad9\uff0c\u6709\u7c21\u55ae\u7684\u7db2\u7ad9\u3001\u4e5f\u6709\u8907\u96dc\u7684\u7db2\u7ad9\uff0c\u611f\u8b1d\u5982\u4e0b\u6559\u7a0b\u7d66\u4e88\u6211\u7684\u8aac\u660e\uff1a<\/p>\n\n<ul class=\"wp-block-list\"><li><a class=\"rank-math-link\" href=\"https:\/\/www.wpbeginner.com\/wp-tutorials\/how-to-change-the-wordpress-database-prefix-to-improve-security\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.wpbeginner.com\/wp-tutorials\/how-to-change-the-wordpress-database-prefix-to-improve-security\/<\/a><\/li><li><a href=\"https:\/\/help.one.com\/hc\/en-us\/articles\/360002107438-Change-the-table-prefix-for-WordPress-\" target=\"_blank\" rel=\"noopener\">https:\/\/help.one.com\/hc\/en-us\/articles\/360002107438-Change-the-table-prefix-for-WordPress-<\/a><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>WordPress\u8cc7\u6599\u5eab\u662f\u99ed\u5ba2\u6700\u559c\u6b61\u653b\u64ca\u7684\u76ee\u6a19\uff0c\u8a31\u591a\u4eba\u5728\u5b89\u88ddWordPress\u6642\u5fd8\u8a18\u66f4\u6539\u8cc7\u6599\u5eab\u524d\u7db4\uff0c\u63a1\u7528\u7684\u662f\u9ed8\u8a8d\u524d\u7db4wp_\uff0c\u9019\u4f7f\u99ed\u5ba2\u5f88\u5bb9\u6613\u9032\u884c\u5927\u898f\u6a21\u653b\u64ca\u3002 \u4fdd\u8b77\u8cc7\u6599\u5eab\u7684\u6700\u6a5f\u667a\u7684\u8fa6\u6cd5\u5c31\u662f\u66f4\u6539\u8cc7\u6599\u5eab\u8868\u524d\u7db4\u3002 \u5982\u679c\u4f60\u9084\u6c92GreenGeeks\u7b49\u570b\u5916\u7684wordpress\u8a17\u7ba1\u4e3b\u6a5f\u6703\u5728\u5275\u5efa\u7db2\u7ad9\u6642\uff0c\u6703\u8a2d\u7f6e\u96a8\u6a5f\u7684\u8868\u524d\u7db4\uff0c\u7121\u9700\u4f60\u518d\u4fee\u6539\uff0c\u4e0d\u904e\u4ee5\u9632\u842c\u4e00\u4f60\u4e5f\u53ef\u4ee5\u6309\u4e0b\u6587\u7684\u65b9\u6cd5\u5728wp-config.php\u6a94\u4e2d\u78ba\u8a8d\u4e00\u4e0b\u8868\u524d\u7db4;\u800c 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