{"id":70162,"date":"2026-02-01T15:36:35","date_gmt":"2026-02-01T07:36:35","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/70162.html"},"modified":"2026-02-01T15:36:35","modified_gmt":"2026-02-01T07:36:35","slug":"%e4%ba%8c%e3%80%81php-5-4-7-4%e7%89%88%e6%9c%ac%e6%bc%94%e8%bf%9b%e4%b8%8e%e5%ae%89%e5%85%a8%e6%94%b9%e8%bf%9b","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/70162.html","title":{"rendered":"\u4e8c\u3001PHP 5.4-7.4\u7248\u672c\u6f14\u8fdb\u4e0e\u5b89\u5168\u6539\u8fdb"},"content":{"rendered":"

1. \u4e3a\u4ec0\u4e48\u7248\u672c\u6f14\u8fdb\u4f1a\u6539\u53d8\u5b89\u5168\u8fb9\u754c<\/h3>\n

\u4ece\u5b89\u5168\u89c6\u89d2\u770b,\u7248\u672c\u5347\u7ea7\u4e0d\u662f\u201c\u6027\u80fd\u66f4\u5feb\u201d\u8fd9\u4e48\u7b80\u5355,\u800c\u662f\u4e09\u7c7b\u8fb9\u754c\u5728\u53d8\u5316:<\/p>\n

  • \n

    \u53ef\u7528\u7684\u5371\u9669\u80fd\u529b\u5728\u53d8\u5316
    \n\u67d0\u4e9b\u5386\u53f2\u7279\u6027\u88ab\u79fb\u9664\u3001\u67d0\u4e9b\u6269\u5c55\u88ab\u66ff\u4ee3,\u653b\u51fb\u9762\u76f4\u63a5\u51cf\u5c11\u6216\u8fc1\u79fb\u3002<\/p>\n<\/li>\n

  • \n

    \u9ed8\u8ba4\u884c\u4e3a\u5728\u53d8\u5316
    \n\u52a0\u5bc6\u3001SSL\/TLS \u6821\u9a8c\u3001Session Cookie \u5c5e\u6027\u7b49\u9ed8\u8ba4\u503c\u53d8\u5316,\u4f1a\u5f71\u54cd\u5b9e\u9645\u5b89\u5168\u7b49\u7ea7\u3002<\/p>\n<\/li>\n

  • \n

    \u9519\u8bef\u5904\u7406\u4e0e\u5f15\u64ce\u884c\u4e3a\u5728\u53d8\u5316
    \n\u5f15\u64ce\u7ea7\u522b\u7684\u201c\u8bed\u4e49\u7edf\u4e00\u5316\u201d,\u4f1a\u6539\u53d8\u6f0f\u6d1e\u89e6\u53d1\u6761\u4ef6\u548c\u68c0\u6d4b\u7279\u5f81\u3002<\/p>\n<\/li>\n

    \u5b89\u5168\u5ba1\u8ba1\u5efa\u8bae:
    \n\u522b\u53ea\u95ee\u201c\u4ee3\u7801\u91cc\u6709\u6ca1\u6709\u5371\u9669\u51fd\u6570\u201d,\u8fd8\u8981\u95ee\u201c\u8fd9\u4e2a\u7248\u672c\u91cc\u8fd9\u4e2a\u51fd\u6570\u7684\u884c\u4e3a\u662f\u5426\u53d8\u5316\u6216\u5df2\u88ab\u5e9f\u5f03\u201d\u3002<\/p>\n

    1.1 \u540c\u4e00\u6bb5\u4ee3\u7801,\u4e0d\u540c\u7248\u672c,\u5b8c\u5168\u4e0d\u540c\u7684\u5b89\u5168\u8fb9\u754c<\/h4>\n

    \u5178\u578b\u4f8b\u5b50: preg_replace \/e<\/p>\n

    \/\/ PHP 5.x: \/e \u4f1a\u628a\u66ff\u6362\u5b57\u7b26\u4e32\u5f53\u6210PHP\u4ee3\u7801\u6267\u884c<\/span>
    \n$pattern<\/span> =<\/span> '\/\\\\{(\\\\w+)\\\\}\/e'<\/span>;<\/span>
    \n$template<\/span> =<\/span> $_GET<\/span>[<\/span>'tpl'<\/span>]<\/span> ??<\/span> ''<\/span>;<\/span>
    \n$result<\/span> =<\/span> preg_replace<\/span>(<\/span>$pattern<\/span>,<\/span> 'strtoupper("$1")'<\/span>,<\/span> $template<\/span>)<\/span>;<\/span><\/p>\n

    \/\/ PHP 7.0+: \/e \u88ab\u79fb\u9664,\u8fd9\u6bb5\u4ee3\u7801\u76f4\u63a5\u62a5\u9519<\/span><\/p>\n

    \u5b89\u5168\u5f71\u54cd:<\/p>\n

      \n
    • \u5728 5.x \u4e2d,\u8fd9\u662f\u7ecf\u5178\u201c\u6b63\u5219\u5373\u4ee3\u7801\u6267\u884c\u201d\u7684\u98ce\u9669\u70b9<\/li>\n
    • \u5728 7.0+ \u4e2d,\u540c\u6837\u4ee3\u7801\u89e6\u53d1\u7684\u662f\u517c\u5bb9\u6027\u9519\u8bef,\u5e76\u4e0d\u518d\u6267\u884c<\/li>\n<\/ul>\n

      \u7ed3\u8bba: \u7248\u672c\u5dee\u5f02\u51b3\u5b9a\u4e86\u201c\u6f0f\u6d1e\u662f\u5426\u5b58\u5728\u201d,\u4e5f\u51b3\u5b9a\u4e86\u68c0\u6d4b\u89c4\u5219\u8be5\u600e\u4e48\u5199\u3002<\/p>\n

      1.2 \u7248\u672c\u751f\u547d\u5468\u671f\u4e0e\u98ce\u9669\u5206\u7ea7<\/h4>\n

      \u622a\u81f3\u76ee\u524d,PHP 5.4-7.4 \u5747\u5df2\u505c\u6b62\u5b98\u65b9\u5b89\u5168\u652f\u6301\u3002\u8fd9\u610f\u5473\u7740:<\/p>\n

        \n
      • \u4e0d\u4f1a\u518d\u83b7\u5f97\u5b98\u65b9\u5b89\u5168\u8865\u4e01<\/li>\n
      • \u9ad8\u5371\u6f0f\u6d1e\u53ea\u80fd\u9760\u5916\u56f4\u9632\u62a4\u515c\u5e95<\/li>\n
      • \u4f9b\u5e94\u94fe\u4f9d\u8d56\u4e5f\u53ef\u80fd\u505c\u6b62\u7ef4\u62a4<\/li>\n<\/ul>\n

        \u73b0\u5b9e\u5efa\u8bae:<\/p>\n

          \n
        • \u4ecd\u5728\u4f7f\u7528\u8fd9\u4e9b\u7248\u672c\u7684\u7cfb\u7edf,\u5e94\u9ed8\u8ba4\u89c6\u4e3a\u201c\u9ad8\u98ce\u9669\u8d44\u4ea7\u201d<\/li>\n
        • \u5728\u65e0\u6cd5\u5347\u7ea7\u65f6,\u81f3\u5c11\u505a\u5230: \u9694\u79bb\u8fd0\u884c\u3001\u9650\u5236\u6743\u9650\u3001\u52a0\u5f3a\u68c0\u6d4b\u3001\u660e\u786e\u8fb9\u754c<\/li>\n<\/ul>\n

          1.3 \u7248\u672c+\u914d\u7f6e+SAPI: \u4e09\u7ef4\u53e0\u52a0\u624d\u662f\u5b8c\u6574\u8fb9\u754c<\/h4>\n\n\u7ef4\u5ea6\u5178\u578b\u53d8\u5316\u5b89\u5168\u5f71\u54cd<\/tr>\n\n\n\n\n
          \u7248\u672c<\/td>\nAPI\u79fb\u9664\u3001\u65b0API\u52a0\u5165\u3001\u9ed8\u8ba4\u503c\u6536\u7d27<\/td>\n\u653b\u51fb\u9762\u53d8\u5316\u3001\u89c4\u5219\u9700\u5206\u5c42<\/td>\n<\/tr>\n
          \u914d\u7f6e<\/td>\ndisable_functions\u3001open_basedir\u3001Session\u914d\u7f6e<\/td>\n\u5b89\u5168\u8fb9\u754c\u53ef\u80fd\u88ab\u6269\u5927\u6216\u6536\u7f29<\/td>\n<\/tr>\n
          SAPI<\/td>\nCLI\u3001FPM\u3001Apache\u6a21\u5757<\/td>\n\u53ef\u7528\u51fd\u6570\u3001\u6743\u9650\u7ee7\u627f\u4e0d\u540c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          \u5b9e\u6218\u63d0\u9192:<\/p>\n

          \u540c\u4e00\u4efd\u4ee3\u7801,\u5728 CLI \u4e0e FPM \u4e2d\u98ce\u9669\u4e0d\u4e00\u81f4;\u540c\u4e00\u7248\u672c,\u5728\u4e0d\u540c php.ini \u4e0b\u98ce\u9669\u4e5f\u4e0d\u4e00\u81f4\u3002\u7248\u672c\u53ea\u662f\u57fa\u7840,\u914d\u7f6e\u548c\u8fd0\u884c\u73af\u5883\u624d\u662f\u6700\u7ec8\u8fb9\u754c\u3002<\/p>\n

          \n

          2. PHP 5.4-5.6: \u65e7\u65f6\u4ee3\u7279\u6027\u6e05\u7406\u4e0e\u5bc6\u7801\u5b66\u57fa\u7840<\/h3>\n

          \u8fd9\u4e00\u9636\u6bb5\u7684\u5173\u952e\u8bcd\u662f: \u6e05\u7406\u5386\u53f2\u5305\u88b1,\u642d\u5efa\u5b89\u5168\u57fa\u7840\u80fd\u529b\u3002<\/p>\n

          2.1 \u7248\u672c\u8981\u70b9\u603b\u89c8<\/h4>\n\n\u7248\u672c\u5173\u952e\u5b89\u5168\u53d8\u5316\u5b89\u5168\u610f\u4e49<\/tr>\n\n\n\n\n
          5.4<\/td>\n\u79fb\u9664 register_globals \/ magic_quotes_gpc \/ safe_mode<\/td>\n\u6e05\u7406\u201c\u5047\u5b89\u5168\u673a\u5236\u201d,\u51cf\u5c11\u9690\u5f0f\u53d8\u91cf\u6c61\u67d3\u4e0e\u201c\u4f2a\u9694\u79bb\u201d<\/td>\n<\/tr>\n
          5.5<\/td>\n\u65b0\u589e password_hash() \/ password_verify()<\/td>\n\u7ed9\u5f00\u53d1\u8005\u4e00\u628a\u201c\u6b63\u786e\u4f7f\u7528\u5bc6\u7801\u5b66\u201d\u7684\u6807\u51c6\u94a5\u5319<\/td>\n<\/tr>\n
          5.6<\/td>\n\u65b0\u589e hash_equals()<\/td>\n\u63d0\u4f9b\u6297\u65f6\u5e8f\u653b\u51fb\u7684\u5b89\u5168\u6bd4\u8f83\u65b9\u5f0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          2.2 5.4: \u6e05\u7406\u201c\u770b\u8d77\u6765\u5b89\u5168\u4f46\u5b9e\u9645\u4e0a\u5371\u9669\u201d\u7684\u529f\u80fd<\/h4>\n

          2.2.1 register_globals \u7684\u672c\u8d28\u98ce\u9669<\/h5>\n

          \/\/ \u65e7\u4ee3\u7801\u5e38\u89c1\u5199\u6cd5<\/span>
          \nif<\/span> (<\/span>$is_admin<\/span>)<\/span> {<\/span>
          \n \/\/ … \u6267\u884c\u7ba1\u7406\u5458\u903b\u8f91<\/span>
          \n}<\/span><\/p>\n

          \/\/ \u5728 register_globals \u542f\u7528\u65f6,\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8bf7\u6c42\u53c2\u6570\u6ce8\u5165:<\/span>
          \n\/\/ ?is_admin=1<\/span><\/p>\n

          \u6838\u5fc3\u95ee\u9898: \u53d8\u91cf\u6765\u6e90\u4e0d\u518d\u53ef\u8ffd\u8e2a,\u6c61\u70b9\u5206\u6790\u51e0\u4e4e\u5931\u6548\u3002<\/p>\n

          \u4fee\u6b63\u65b9\u5f0f:<\/p>\n

          $is_admin<\/span> =<\/span> isset<\/span>(<\/span>$_SESSION<\/span>[<\/span>'is_admin'<\/span>]<\/span>)<\/span> &&<\/span> $_SESSION<\/span>[<\/span>'is_admin'<\/span>]<\/span> ===<\/span> true<\/span>;<\/span>
          \nif<\/span> (<\/span>$is_admin<\/span>)<\/span> {<\/span>
          \n \/\/ …<\/span>
          \n}<\/span><\/p>\n

          2.2.2 magic_quotes_gpc: \u201c\u81ea\u52a8\u8f6c\u4e49\u201d\u5e26\u6765\u7684\u5047\u5b89\u5168<\/h5>\n

          \/\/ \u65e7\u601d\u8def: \u4f9d\u8d56\u81ea\u52a8\u8f6c\u4e49 + \u62fc\u63a5SQL<\/span>
          \n$name<\/span> =<\/span> $_GET<\/span>[<\/span>'name'<\/span>]<\/span>;<\/span>
          \n$sql<\/span> =<\/span> "SELECT * FROM users WHERE name = '$name<\/span><\/span>'"<\/span>;<\/span><\/p>\n

          \u95ee\u9898\u5728\u4e8e:<\/p>\n

            \n
          • \u4e0d\u540c\u73af\u5883\u8f6c\u4e49\u884c\u4e3a\u4e0d\u4e00\u81f4<\/li>\n
          • \u53cc\u91cd\u8f6c\u4e49\u6216\u6f0f\u8f6c\u4e49\u90fd\u53ef\u80fd\u4ea7\u751f\u6f0f\u6d1e<\/li>\n<\/ul>\n

            \u6b63\u786e\u601d\u8def:<\/p>\n

            $stmt<\/span> =<\/span> $pdo<\/span>-><\/span>prepare<\/span>(<\/span>'SELECT * FROM users WHERE name = ?'<\/span>)<\/span>;<\/span>
            \n$stmt<\/span>-><\/span>execute<\/span>(<\/span>[<\/span>$name<\/span>]<\/span>)<\/span>;<\/span><\/p>\n

            2.2.3 safe_mode: \u4f2a\u9694\u79bb\u7684\u4ee3\u4ef7<\/h5>\n

            safe_mode \u4e0d\u662f\u5b89\u5168\u6c99\u7bb1,\u5b83\u53ea\u662f\u4e00\u4e9b\u8def\u5f84\u548c\u51fd\u6570\u9650\u5236,\u5f88\u5bb9\u6613\u88ab\u8bef\u7528\u3002<\/p>\n

            \u66ff\u4ee3\u7b56\u7565:<\/p>\n

              \n
            • open_basedir \u9650\u5236\u53ef\u8bbf\u95ee\u76ee\u5f55<\/li>\n
            • disable_functions \u7981\u7528\u9ad8\u5371\u51fd\u6570<\/li>\n
            • OS\u7ea7\u9694\u79bb(\u5bb9\u5668\/\u4e13\u7528\u7528\u6237)<\/li>\n<\/ul>\n

              2.3 5.5: \u89c4\u8303\u5316\u5bc6\u7801\u5b58\u50a8\u7684\u5f00\u59cb<\/h4>\n

              password_hash() \u8fd9\u7c7bAPI\u7684\u610f\u4e49\u4e0d\u53ea\u662f\u201c\u66f4\u65b9\u4fbf\u201d,\u800c\u662f\u51cf\u5c11\u5f00\u53d1\u8005\u81ea\u5df1\u9020\u8f6e\u5b50\u5bfc\u81f4\u7684\u5bc6\u7801\u5b66\u707e\u96be\u3002
              \n\u5728\u5ba1\u8ba1\u4e2d,\u53ea\u8981\u770b\u5230\u81ea\u5236\u7684\u201c\u52a0\u76d0+\u54c8\u5e0c\u201d,\u5c31\u8981\u6000\u7591\u5b83\u662f\u5426\u771f\u7684\u5b89\u5168\u3002<\/p>\n

              \u5b89\u5168\u793a\u4f8b:<\/p>\n

              $hash<\/span> =<\/span> password_hash<\/span>(<\/span>$password<\/span>,<\/span> PASSWORD_BCRYPT<\/span>,<\/span> [<\/span>'cost'<\/span> =><\/span> 12<\/span>]<\/span>)<\/span>;<\/span><\/p>\n

              if<\/span> (<\/span>password_verify<\/span>(<\/span>$input<\/span>,<\/span> $hash<\/span>)<\/span>)<\/span> {<\/span>
              \n \/\/ \u901a\u8fc7\u8ba4\u8bc1<\/span>
              \n}<\/span><\/p>\n

              if<\/span> (<\/span>password_needs_rehash<\/span>(<\/span>$hash<\/span>,<\/span> PASSWORD_BCRYPT<\/span>,<\/span> [<\/span>'cost'<\/span> =><\/span> 12<\/span>]<\/span>)<\/span>)<\/span> {<\/span>
              \n \/\/ \u89e6\u53d1\u5b89\u5168\u5347\u7ea7: \u91cd\u65b0\u8ba1\u7b97\u66f4\u5f3a\u7684hash<\/span>
              \n}<\/span><\/p>\n

              \u5ba1\u8ba1\u8981\u70b9:<\/p>\n

                \n
              • password_hash() \u662f\u5426\u7edf\u4e00\u4f7f\u7528<\/li>\n
              • cost \u662f\u5426\u5408\u7406<\/li>\n
              • \u662f\u5426\u5b58\u5728\u81ea\u5b9a\u4e49\u201c\u52a0\u76d0+\u54c8\u5e0c\u201d\u903b\u8f91<\/li>\n<\/ul>\n

                2.4 5.6: \u65f6\u5e8f\u653b\u51fb\u9632\u62a4\u80fd\u529b\u8865\u9f50<\/h4>\n

                hash_equals() \u7684\u4ef7\u503c\u5728\u4e8e\u6052\u5b9a\u65f6\u95f4\u6bd4\u8f83,\u5b83\u80fd\u963b\u65ad\u5f88\u591a\u201c\u731c\u957f\u5ea6\/\u731c\u524d\u7f00\u201d\u7684\u653b\u51fb\u8def\u5f84\u3002<\/p>\n

                $sign<\/span> =<\/span> hash_hmac<\/span>(<\/span>'sha256'<\/span>,<\/span> $payload<\/span>,<\/span> $secret<\/span>)<\/span>;<\/span>
                \nif<\/span> (<\/span>hash_equals<\/span>(<\/span>$sign<\/span>,<\/span> $userSign<\/span>)<\/span>)<\/span> {<\/span>
                \n \/\/ \u5b89\u5168\u6bd4\u8f83<\/span>
                \n}<\/span><\/p>\n

                \u5b9e\u6218\u63d0\u9192:
                \n\u5982\u679c\u9879\u76ee\u91cc\u5b58\u5728\u201ctoken\/\u7b7e\u540d\u6bd4\u5bf9\u201d,\u8fd9\u7c7b\u6bd4\u8f83\u51fd\u6570\u662f\u4e00\u4e2a\u5f88\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u5b89\u5168\u7ec6\u8282\u3002<\/p>\n

                2.5 5.6: \u5b89\u5168\u9ed8\u8ba4\u503c\u5f00\u59cb\u6536\u7d27<\/h4>\n

                2.5.1 TLS \u8bc1\u4e66\u6821\u9a8c\u66f4\u4e25\u683c<\/h5>\n

                HTTPS \u8bf7\u6c42\u9ed8\u8ba4\u4f1a\u8fdb\u884c\u66f4\u4e25\u683c\u7684\u8bc1\u4e66\u6821\u9a8c,\u8fd9\u5bf9\u5b89\u5168\u662f\u597d\u4e8b,\u4f46\u4e5f\u4f1a\u5bfc\u81f4\u65e7\u4ee3\u7801\u201c\u7a81\u7136\u5931\u8d25\u201d\u3002<\/p>\n

                \u5b89\u5168\u505a\u6cd5:<\/p>\n

                $context<\/span> =<\/span> stream_context_create<\/span>(<\/span>[<\/span>
                \n 'ssl'<\/span> =><\/span> [<\/span>
                \n 'verify_peer'<\/span> =><\/span> true<\/span>,<\/span>
                \n 'verify_peer_name'<\/span> =><\/span> true<\/span>,<\/span>
                \n 'cafile'<\/span> =><\/span> '\/etc\/ssl\/certs\/ca-certificates.crt'<\/span>,<\/span>
                \n ]<\/span>
                \n]<\/span>)<\/span>;<\/span><\/p>\n

                $data<\/span> =<\/span> file_get_contents<\/span>(<\/span>'https:\/\/api.example.com'<\/span>,<\/span> false<\/span>,<\/span> $context<\/span>)<\/span>;<\/span><\/p>\n

                \u98ce\u9669\u63d0\u9192:<\/p>\n

                  \n
                • \u4e3a\u4e86\u201c\u517c\u5bb9\u201d\u800c\u5173\u95ed\u6821\u9a8c,\u7b49\u4ef7\u4e8e\u4e3b\u52a8\u5f15\u5165\u4e2d\u95f4\u4eba\u653b\u51fb\u9762<\/li>\n<\/ul>\n
                  2.5.2 \u5b57\u7b26\u96c6\u9ed8\u8ba4\u503c\u66f4\u5b89\u5168<\/h5>\n

                  \u7edf\u4e00\u660e\u786e\u7684\u5b57\u7b26\u96c6,\u662fXSS\u9632\u62a4\u7684\u57fa\u7840\u3002\u65e0\u8bba\u7248\u672c\u662f\u5426\u9ed8\u8ba4 UTF-8,\u5728\u8f93\u51fa\u65f6\u663e\u5f0f\u6307\u5b9a\u7f16\u7801\u90fd\u662f\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n

                  echo<\/span> htmlspecialchars<\/span>(<\/span>$input<\/span>,<\/span> ENT_QUOTES<\/span> |<\/span> ENT_SUBSTITUTE<\/span>,<\/span> 'UTF-8'<\/span>)<\/span>;<\/span><\/p>\n

                  \n

                  3. PHP 7.0: \u5f15\u64ce\u91cd\u6784\u5e26\u6765\u7684\u5b89\u5168\u5de5\u7a0b\u5316<\/h3>\n

                  PHP 7.0 \u662f\u4e00\u6b21\u8d28\u53d8,\u6838\u5fc3\u5173\u952e\u8bcd\u662f: \u5f15\u64ce\u91cd\u6784\u3001\u8bed\u4e49\u7edf\u4e00\u3001\u98ce\u9669\u6e05\u7406\u3002<\/p>\n

                  3.1 \u5f15\u64ce\u5c42\u9762\u7684\u5b89\u5168\u6536\u76ca<\/h4>\n
                    \n
                  • \u9519\u8bef\u5904\u7406\u4f53\u7cfb\u7edf\u4e00: \u90e8\u5206\u81f4\u547d\u9519\u8bef\u88ab\u7eb3\u5165\u53ef\u6355\u83b7\u7684 Throwable \u4f53\u7cfb,\u964d\u4f4e\u201c\u5f02\u5e38\u5373\u5d29\u6e83\u201d\u7684\u98ce\u9669<\/li>\n
                  • \u8bed\u4e49\u66f4\u4e00\u81f4: \u7edf\u4e00\u53d8\u91cf\u8bed\u6cd5\u8ba9\u590d\u6742\u8868\u8fbe\u5f0f\u7684\u89e3\u6790\u66f4\u53ef\u9884\u6d4b<\/li>\n<\/ul>\n

                    try<\/span> {<\/span>
                    \n \/\/ \u53ef\u80fd\u629b\u51fa Error \u6216 Exception<\/span>
                    \n riskyOperation<\/span>(<\/span>)<\/span>;<\/span>
                    \n}<\/span> catch<\/span> (<\/span>Throwable<\/span> $e<\/span>)<\/span> {<\/span>
                    \n \/\/ \u7edf\u4e00\u515c\u5e95<\/span>
                    \n error_log<\/span>(<\/span>$e<\/span>-><\/span>getMessage<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
                    \n}<\/span><\/p>\n

                    \u8fd9\u7c7b\u6539\u52a8\u4e0d\u4f1a\u76f4\u63a5\u201c\u4fee\u590d\u6f0f\u6d1e\u201d,\u4f46\u5b83\u51cf\u5c11\u4e86\u975e\u9884\u671f\u884c\u4e3a\u5e26\u6765\u7684\u5b89\u5168\u6b67\u4e49,\u63d0\u5347\u4e86\u5ba1\u8ba1\u7684\u786e\u5b9a\u6027\u3002<\/p>\n

                    3.2 \u7edf\u4e00\u53d8\u91cf\u8bed\u6cd5: \u8ba9\u201c\u6b67\u4e49\u89e3\u6790\u201d\u6536\u655b<\/h4>\n

                    PHP 5.x \u65f6\u4ee3,\u4e00\u4e9b\u590d\u6742\u7684\u53d8\u91cf\u53d8\u91cf\/\u5bf9\u8c61\u8bbf\u95ee\u8868\u8fbe\u5f0f\u5b58\u5728\u6b67\u4e49\u3002PHP 7 \u7684\u89e3\u6790\u66f4\u7edf\u4e00\u3002<\/p>\n

                    \u5b89\u5168\u5efa\u8bae:<\/p>\n

                      \n
                    • \u907f\u514d\u590d\u6742\u7684\u53d8\u91cf\u53d8\u91cf\u62fc\u63a5<\/li>\n
                    • \u5bf9\u52a8\u6001\u8bbf\u95ee\u4f7f\u7528\u663e\u5f0f\u5927\u62ec\u53f7\u63d0\u9ad8\u53ef\u8bfb\u6027<\/li>\n<\/ul>\n

                      \/\/ \u63a8\u8350\u663e\u5f0f\u5199\u6cd5<\/span>
                      \n$<\/span>{<\/span>$foo<\/span>[<\/span>'bar'<\/span>]<\/span>}<\/span>(<\/span>)<\/span>;<\/span>
                      \n$object<\/span>-><\/span>{<\/span>$method<\/span>}<\/span>(<\/span>$arg<\/span>)<\/span>;<\/span><\/p>\n

                      \u8fd9\u7c7b\u663e\u5f0f\u5199\u6cd5\u80fd\u964d\u4f4e\u201c\u89e3\u6790\u6b67\u4e49\u5bfc\u81f4\u7684\u9690\u85cf\u6267\u884c\u94fe\u201d\u3002<\/p>\n

                      3.3 \u5b89\u5168\u968f\u673a\u6570\u6210\u4e3a\u6807\u51c6\u80fd\u529b<\/h4>\n

                      random_bytes() \/ random_int() \u662f PHP 7.0 \u7ed9\u5b89\u5168\u5de5\u7a0b\u5e08\u7684\u4e00\u628a\u201c\u6807\u51c6\u94a5\u5319\u201d\u3002<\/p>\n

                      $token<\/span> =<\/span> bin2hex<\/span>(<\/span>random_bytes<\/span>(<\/span>32<\/span>)<\/span>)<\/span>;<\/span> \/\/ 64\u4f4dHEX\u968f\u673a\u4e32<\/span><\/p>\n

                      \/\/ \u6216\u8005\u751f\u6210\u5b89\u5168\u8303\u56f4\u5185\u7684\u968f\u673a\u6574\u6570<\/span>
                      \n$id<\/span> =<\/span> random_int<\/span>(<\/span>100000<\/span>,<\/span> 999999<\/span>)<\/span>;<\/span><\/p>\n

                      \u5b9e\u6218\u63d0\u9192:<\/p>\n

                        \n
                      • mt_rand() \u9002\u5408\u4e00\u822c\u968f\u673a,\u4e0d\u9002\u5408\u5b89\u5168\u573a\u666f<\/li>\n
                      • \u5b89\u5168token\/nonce\/\u9a8c\u8bc1\u7801\u4e00\u5f8b\u4f7f\u7528 random_bytes\/random_int<\/li>\n<\/ul>\n

                        3.4 preg_replace \/e \u79fb\u9664: \u6e05\u7406\u201c\u6b63\u5219\u5373\u4ee3\u7801\u6267\u884c\u201d<\/h4>\n

                        \u65e7\u5199\u6cd5 (\u5371\u9669):<\/p>\n

                        \/\/ PHP 5.x: \/e \u4f1a\u6267\u884c\u66ff\u6362\u5b57\u7b26\u4e32<\/span>
                        \npreg_replace<\/span>(<\/span>'\/\\\\{(\\\\w+)\\\\}\/e'<\/span>,<\/span> 'strtoupper("$1")'<\/span>,<\/span> $tpl<\/span>)<\/span>;<\/span><\/p>\n

                        \u65b0\u5199\u6cd5 (\u5b89\u5168):<\/p>\n

                        preg_replace_callback<\/span>(<\/span>'\/\\\\{(\\\\w+)\\\\}\/'<\/span>,<\/span> function<\/span> (<\/span>$m<\/span>)<\/span> {<\/span>
                        \n return<\/span> strtoupper<\/span>(<\/span>$m<\/span>[<\/span>1<\/span>]<\/span>)<\/span>;<\/span>
                        \n}<\/span>,<\/span> $tpl<\/span>)<\/span>;<\/span><\/p>\n

                        3.5 mysql_* \u79fb\u9664: \u63a8\u52a8\u5b89\u5168\u6570\u636e\u8bbf\u95ee<\/h4>\n

                        \u65e7\u4ee3\u7801\u5178\u578b\u98ce\u9669:<\/p>\n

                          \n
                        • \u5bb9\u6613\u62fc\u63a5SQL<\/li>\n
                        • \u5b57\u7b26\u96c6\u4e0e\u8f6c\u4e49\u4e0d\u7edf\u4e00<\/li>\n<\/ul>\n

                          \u63a8\u8350\u65b9\u5f0f:<\/p>\n

                          $stmt<\/span> =<\/span> $pdo<\/span>-><\/span>prepare<\/span>(<\/span>'SELECT id, username FROM users WHERE id = ?'<\/span>)<\/span>;<\/span>
                          \n$stmt<\/span>-><\/span>execute<\/span>(<\/span>[<\/span>$id<\/span>]<\/span>)<\/span>;<\/span>
                          \n$user<\/span> =<\/span> $stmt<\/span>-><\/span>fetch<\/span>(<\/span>PDO<\/span>::<\/span>FETCH_ASSOC<\/span>)<\/span>;<\/span><\/p>\n

                          3.6 \u53cd\u5e8f\u5217\u5316\u5b89\u5168: \u66f4\u53ef\u63a7\u7684\u8fb9\u754c<\/h4>\n

                          PHP 7.x \u652f\u6301 unserialize \u7684 allowed_classes \u9009\u9879,\u8ba9\u5bf9\u8c61\u6ce8\u5165\u98ce\u9669\u53ef\u88ab\u7ea6\u675f\u3002<\/p>\n

                          $data<\/span> =<\/span> unserialize<\/span>(<\/span>$input<\/span>,<\/span> [<\/span>
                          \n 'allowed_classes'<\/span> =><\/span> [<\/span>'SafeDTO'<\/span>]<\/span>
                          \n]<\/span>)<\/span>;<\/span><\/p>\n

                          \u5ba1\u8ba1\u8981\u70b9:<\/p>\n

                            \n
                          • \u4efb\u4f55 unserialize \u90fd\u5e94\u89c6\u4e3a\u9ad8\u98ce\u9669<\/li>\n
                          • \u4f18\u5148\u6539\u4e3a json_decode + \u660e\u786e\u7ed3\u6784\u6821\u9a8c<\/li>\n<\/ul>\n

                            3.7 assert \u4e0d\u8981\u7528\u4f5c\u5b89\u5168\u8fb9\u754c<\/h4>\n

                            assert() \u5728\u4e0d\u540c\u7248\u672c\/\u914d\u7f6e\u4e0b\u53ef\u80fd\u88ab\u5173\u95ed\u6216\u88ab\u4f18\u5316\u6389\u3002\u5b83\u66f4\u50cf\u201c\u5f00\u53d1\u671f\u65ad\u8a00\u201d,\u4e0d\u662f\u5b89\u5168\u63a7\u5236\u70b9\u3002<\/p>\n

                            \u5b89\u5168\u505a\u6cd5:<\/p>\n

                            if<\/span> (<\/span>!<\/span>is_int<\/span>(<\/span>$userId<\/span>)<\/span> ||<\/span> $userId<\/span> <=<\/span> 0<\/span>)<\/span> {<\/span>
                            \n throw<\/span> new<\/span> InvalidArgumentException<\/span>(<\/span>'Invalid userId'<\/span>)<\/span>;<\/span>
                            \n}<\/span><\/p>\n

                            \n

                            4. PHP 7.1-7.4: \u73b0\u4ee3\u5b89\u5168\u80fd\u529b\u7684\u6210\u5f62\u671f<\/h3>\n

                            7.1-7.4 \u7684\u6838\u5fc3\u7279\u5f81\u662f: \u5b89\u5168\u80fd\u529b\u201c\u73b0\u4ee3\u5316\u201d,\u540c\u65f6\u5f15\u5165\u65b0\u7684\u653b\u51fb\u9762\u3002<\/p>\n

                            4.1 \u7248\u672c\u8981\u70b9\u603b\u89c8<\/h4>\n\n\u7248\u672c\u5173\u952e\u5b89\u5168\u53d8\u5316\u5b89\u5168\u542b\u4e49<\/tr>\n\n\n\n\n\n
                            7.1<\/td>\nmcrypt \u88ab\u5f03\u7528<\/td>\n\u63a8\u52a8\u843d\u540e\u52a0\u5bc6\u5e93\u9000\u573a<\/td>\n<\/tr>\n
                            7.2<\/td>\n\u5f15\u5165 libsodium \u6269\u5c55,\u652f\u6301 PASSWORD_ARGON2I<\/td>\n\u73b0\u4ee3\u52a0\u5bc6\u80fd\u529b\u5230\u4f4d<\/td>\n<\/tr>\n
                            7.3<\/td>\n\u652f\u6301 session.cookie_samesite\u3001JSON_THROW_ON_ERROR\u3001PASSWORD_ARGON2ID<\/td>\n\u9ed8\u8ba4\u5b89\u5168\u7ec6\u8282\u66f4\u624e\u5b9e<\/td>\n<\/tr>\n
                            7.4<\/td>\n\u5f15\u5165 FFI\u3001Preloading\u3001Typed Properties\u3001__serialize\/__unserialize<\/td>\n\u65b0\u80fd\u529b\u5e26\u6765\u65b0\u653b\u51fb\u9762\u4e0e\u66f4\u5f3a\u7c7b\u578b\u7ea6\u675f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                            4.2 7.1-7.2: \u73b0\u4ee3\u52a0\u5bc6\u5de5\u5177\u7bb1\u6210\u5f62<\/h4>\n

                            \u4e3a\u4ec0\u4e48\u6211\u5f3a\u8c03\u5b83?
                            \n\u5728\u5b89\u5168\u5ba1\u8ba1\u91cc,\u6211\u66f4\u613f\u610f\u770b\u5230\u201c\u5b98\u65b9\u63a8\u8350\u7684\u5b89\u5168API\u201d,\u800c\u4e0d\u662f\u81ea\u7814\u52a0\u5bc6\u5b9e\u73b0\u3002
                            \n7.2 \u4ee5\u540e,libsodium \u4e0e password_hash() \u7684\u7ec4\u5408,\u8db3\u4ee5\u8986\u76d6\u5927\u90e8\u5206\u5e94\u7528\u573a\u666f\u3002<\/p>\n

                            \u5b89\u5168\u793a\u4f8b (libsodium):<\/p>\n

                            $key<\/span> =<\/span> sodium_crypto_secretbox_keygen<\/span>(<\/span>)<\/span>;<\/span>
                            \n$nonce<\/span> =<\/span> random_bytes<\/span>(<\/span>SODIUM_CRYPTO_SECRETBOX_NONCEBYTES<\/span>)<\/span>;<\/span>
                            \n$cipher<\/span> =<\/span> sodium_crypto_secretbox<\/span>(<\/span>$message<\/span>,<\/span> $nonce<\/span>,<\/span> $key<\/span>)<\/span>;<\/span><\/p>\n

                            \/\/ \u89e3\u5bc6<\/span>
                            \n$plain<\/span> =<\/span> sodium_crypto_secretbox_open<\/span>(<\/span>$cipher<\/span>,<\/span> $nonce<\/span>,<\/span> $key<\/span>)<\/span>;<\/span>
                            \nif<\/span> (<\/span>$plain<\/span> ===<\/span> false<\/span>)<\/span> {<\/span>
                            \n throw<\/span> new<\/span> RuntimeException<\/span>(<\/span>'Decrypt failed'<\/span>)<\/span>;<\/span>
                            \n}<\/span><\/p>\n

                            4.3 create_function \u5f03\u7528: \u8ba9\u201c\u52a8\u6001\u4ee3\u7801\u201d\u9000\u573a<\/h4>\n

                            \u65e7\u4ee3\u7801 (\u5371\u9669):<\/p>\n

                            $fn<\/span> =<\/span> create_function<\/span>(<\/span>'$x'<\/span>,<\/span> 'return $x * 2;'<\/span>)<\/span>;<\/span><\/p>\n

                            \u66ff\u4ee3\u65b9\u6848:<\/p>\n

                            $fn<\/span> =<\/span> function<\/span> (<\/span>$x<\/span>)<\/span> {<\/span>
                            \n return<\/span> $x<\/span> *<\/span> 2<\/span>;<\/span>
                            \n}<\/span>;<\/span><\/p>\n

                            \u5ba1\u8ba1\u63d0\u793a:<\/p>\n

                              \n
                            • \u4ee3\u7801\u4e2d\u51fa\u73b0 create_function \u57fa\u672c\u7b49\u4ef7\u4e8e\u201c\u52a8\u6001\u6267\u884c\u5165\u53e3\u201d<\/li>\n
                            • \u8fc1\u79fb\u65f6\u4f18\u5148\u66ff\u6362\u4e3a\u533f\u540d\u51fd\u6570<\/li>\n<\/ul>\n

                              4.4 7.3: \u9ed8\u8ba4\u5b89\u5168\u7ec6\u8282\u5f00\u59cb\u201c\u5bf9\u9f50\u73b0\u4ee3Web\u201d<\/h4>\n

                              4.4.1 SameSite Cookie<\/h5>\n

                              SameSite \u662f\u5bf9\u6297 CSRF \u7684\u4f4e\u6210\u672c\u589e\u5f3a,\u5c24\u5176\u9002\u5408\u540e\u53f0\u7ba1\u7406\u573a\u666f\u3002<\/p>\n

                              \u63a8\u8350\u5199\u6cd5 (7.3+):<\/p>\n

                              setcookie<\/span>(<\/span>'SID'<\/span>,<\/span> $sid<\/span>,<\/span> [<\/span>
                              \n 'expires'<\/span> =><\/span> time<\/span>(<\/span>)<\/span> +<\/span> 3600<\/span>,<\/span>
                              \n 'path'<\/span> =><\/span> '\/'<\/span>,<\/span>
                              \n 'secure'<\/span> =><\/span> true<\/span>,<\/span>
                              \n 'httponly'<\/span> =><\/span> true<\/span>,<\/span>
                              \n 'samesite'<\/span> =><\/span> 'Lax'<\/span>,<\/span>
                              \n]<\/span>)<\/span>;<\/span><\/p>\n

                              4.4.2 JSON \u89e3\u6790\u5931\u8d25\u4e0d\u518d\u6c89\u9ed8<\/h5>\n

                              try<\/span> {<\/span>
                              \n $data<\/span> =<\/span> json_decode<\/span>(<\/span>$raw<\/span>,<\/span> true<\/span>,<\/span> 512<\/span>,<\/span> JSON_THROW_ON_ERROR<\/span>)<\/span>;<\/span>
                              \n}<\/span> catch<\/span> (<\/span>JsonException<\/span> $e<\/span>)<\/span> {<\/span>
                              \n \/\/ \u8bb0\u5f55\u5f02\u5e38\u5e76\u62d2\u7edd<\/span>
                              \n throw<\/span> new<\/span> InvalidArgumentException<\/span>(<\/span>'Invalid JSON payload'<\/span>)<\/span>;<\/span>
                              \n}<\/span><\/p>\n

                              \u5b89\u5168\u4ef7\u503c:<\/p>\n

                                \n
                              • \u907f\u514d\u201c\u89e3\u6790\u5931\u8d25\u4f46\u7ee7\u7eed\u6267\u884c\u201d\u7684\u903b\u8f91\u6f0f\u6d1e<\/li>\n
                              • \u8ba9\u7ed5\u8fc7\u653b\u51fb\u66f4\u96be\u9690\u85cf<\/li>\n<\/ul>\n

                                4.5 7.4: \u65b0\u80fd\u529b\u4e0e\u65b0\u653b\u51fb\u9762\u5e76\u5b58<\/h4>\n

                                4.5.1 FFI: \u5fc5\u987b\u660e\u786e\u8fb9\u754c<\/h5>\n

                                FFI \u53ef\u4ee5\u76f4\u63a5\u8c03\u7528 C \u63a5\u53e3,\u80fd\u529b\u6781\u5f3a,\u98ce\u9669\u4e5f\u6781\u9ad8\u3002<\/p>\n

                                \u5b89\u5168\u5efa\u8bae:<\/p>\n

                                  \n
                                • \u751f\u4ea7\u73af\u5883\u5c3d\u91cf\u5173\u95ed: ffi.enable = false<\/li>\n
                                • \u5982\u5fc5\u987b\u4f7f\u7528,\u786e\u4fdd\u4ec5\u9884\u52a0\u8f7d\u53d7\u63a7\u5e93,\u5e76\u9650\u5236\u52a0\u8f7d\u8def\u5f84<\/li>\n<\/ul>\n
                                  4.5.2 Preloading: \u6027\u80fd\u63d0\u5347,\u5b8c\u6574\u6027\u8981\u6c42\u66f4\u9ad8<\/h5>\n

                                  Preloading \u4f1a\u5728\u542f\u52a8\u65f6\u52a0\u8f7d\u4ee3\u7801,\u5982\u679c\u9884\u52a0\u8f7d\u6587\u4ef6\u88ab\u7be1\u6539,\u98ce\u9669\u4f1a\u88ab\u201c\u63d0\u524d\u6267\u884c\u201d\u3002<\/p>\n

                                  \u9632\u62a4\u8981\u70b9:<\/p>\n

                                    \n
                                  • \u9884\u52a0\u8f7d\u6587\u4ef6\u53ea\u8bfb<\/li>\n
                                  • \u914d\u5408\u90e8\u7f72\u5b8c\u6574\u6027\u6821\u9a8c<\/li>\n
                                  • \u9650\u5236 opcache.preload_user<\/li>\n<\/ul>\n
                                    4.5.3 Typed Properties: \u7c7b\u578b\u5b89\u5168\u843d\u5230\u5bf9\u8c61\u5c42<\/h5>\n

                                    class<\/span> User<\/span> {<\/span>
                                    \n public<\/span> int<\/span> $id<\/span>;<\/span>
                                    \n public<\/span> string<\/span> $name<\/span>;<\/span>
                                    \n}<\/span><\/p>\n

                                    \u5b89\u5168\u4ef7\u503c:<\/p>\n

                                      \n
                                    • \u51cf\u5c11\u7c7b\u578b\u6df7\u6dc6<\/li>\n
                                    • \u964d\u4f4e\u201c\u52a8\u6001\u5c5e\u6027\u6c61\u67d3\u201d\u7684\u98ce\u9669<\/li>\n<\/ul>\n
                                      4.5.4 __serialize \/ __unserialize<\/h5>\n

                                      7.4 \u63d0\u4f9b\u66f4\u660e\u786e\u7684\u5e8f\u5217\u5316\u63a7\u5236\u5165\u53e3,\u4fbf\u4e8e\u663e\u5f0f\u58f0\u660e\u201c\u54ea\u4e9b\u5b57\u6bb5\u53ef\u5e8f\u5217\u5316\u201d\u3002<\/p>\n

                                      class<\/span> TokenBox<\/span> {<\/span>
                                      \n private<\/span> string<\/span> $token<\/span>;<\/span><\/p>\n

                                      public<\/span> function<\/span> __serialize<\/span>(<\/span>)<\/span>:<\/span> array<\/span> {<\/span>
                                      \n return<\/span> [<\/span>'token'<\/span> =><\/span> $this<\/span>-><\/span>token<\/span>]<\/span>;<\/span>
                                      \n }<\/span><\/p>\n

                                      public<\/span> function<\/span> __unserialize<\/span>(<\/span>array<\/span> $data<\/span>)<\/span>:<\/span> void<\/span> {<\/span>
                                      \n $this<\/span>-><\/span>token<\/span> =<\/span> (<\/span>string<\/span>)<\/span>$data<\/span>[<\/span>'token'<\/span>]<\/span>;<\/span>
                                      \n }<\/span>
                                      \n}<\/span><\/p>\n

                                      \u5ba1\u8ba1\u63d0\u793a:<\/p>\n

                                        \n
                                      • \u4f7f\u7528\u663e\u5f0f\u5e8f\u5217\u5316\u65b9\u6cd5\u65f6,\u66f4\u6613\u505a\u5b57\u6bb5\u767d\u540d\u5355<\/li>\n
                                      • \u53cd\u5e8f\u5217\u5316\u65f6\u5fc5\u987b\u8fdb\u884c\u7c7b\u578b\/\u7ed3\u6784\u6821\u9a8c<\/li>\n<\/ul>\n
                                        \n

                                        5. \u5bf9\u68c0\u6d4b\u4e0e\u5ba1\u8ba1\u7684\u76f4\u63a5\u5f71\u54cd<\/h3>\n

                                        \u7ed3\u5408\u672c\u9879\u76ee\u7684\u77e5\u8bc6\u5e93\u4e0e\u68c0\u6d4b\u7ecf\u9a8c,\u6211\u5efa\u8bae\u628a\u201c\u7248\u672c\u5dee\u5f02\u201d\u5f53\u4f5c\u68c0\u6d4b\u89c4\u5219\u7684\u7b2c\u4e00\u7ef4\u5ea6\u3002<\/p>\n

                                        5.1 \u89c4\u5219\u4e0e\u68c0\u6d4b\u5c42\u9762<\/h4>\n
                                          \n
                                        • \n

                                          \u4f4e\u7248\u672c\u7279\u6027\u8981\u4fdd\u7559\u5355\u72ec\u7279\u5f81
                                          \n\u4f8b\u5982 preg_replace \/e \u53ea\u5728\u8001\u7248\u672c\u5b58\u5728,\u89c4\u5219\u5e94\u6309\u7248\u672c\u5206\u5c42<\/p>\n<\/li>\n

                                        • \n

                                          \u65b0\u589eAPI\u5e26\u6765\u65b0\u68c0\u6d4b\u9762
                                          \n7.2+ \u7684 libsodium,7.4 \u7684 FFI,\u90fd\u53ef\u80fd\u6210\u4e3a\u65b0\u98ce\u9669\u70b9<\/p>\n<\/li>\n

                                        • \n

                                          \u540c\u540d\u51fd\u6570\u5728\u4e0d\u540c\u7248\u672c\u7684\u8bed\u4e49\u5dee\u5f02
                                          \n\u8fd9\u7c7b\u5dee\u5f02\u5bb9\u6613\u5f15\u53d1\u201c\u89c4\u5219\u8bef\u5224\u201d,\u9700\u8981\u7ed3\u5408\u7248\u672c\u89e3\u91ca<\/p>\n<\/li>\n<\/ul>\n

                                          5.2 \u5ba1\u8ba1\u5c42\u9762: \u7248\u672c\u5dee\u5f02\u7684\u5178\u578b\u5751<\/h4>\n\n\u573a\u666f\u98ce\u9669\u5ba1\u8ba1\u8981\u70b9<\/tr>\n\n\n\n\n\n
                                          \u8001\u9879\u76ee\u8fc1\u79fb\u52307.x<\/td>\n\u4e34\u65f6\u66ff\u6362\u4ee3\u7801\u5f15\u5165\u6f0f\u6d1e<\/td>\n\u68c0\u67e5\u201c\u517c\u5bb9\u5c42\u4ee3\u7801\u201d\u662f\u5426\u5b89\u5168<\/td>\n<\/tr>\n
                                          \u52a0\u5bc6\u903b\u8f91\u8de8\u7248\u672c<\/td>\n\u7b97\u6cd5\u6df7\u7528\u3001\u5f31\u968f\u673a<\/td>\n\u7edf\u4e00 password_hash\/random_bytes<\/td>\n<\/tr>\n
                                          \u53cd\u5e8f\u5217\u5316\u4f7f\u7528\u573a\u666f<\/td>\n\u65e7\u903b\u8f91\u672a\u52a0\u9650\u5236<\/td>\n\u7edf\u4e00\u52a0\u5165 allowed_classes \u6216\u66ff\u6362\u4e3aJSON<\/td>\n<\/tr>\n
                                          Cookie\u4e0eSession<\/td>\nSameSite\u7f3a\u5931\u6216\u914d\u7f6e\u4e0d\u5f53<\/td>\n7.3+\u5efa\u8bae\u542f\u7528,\u4f4e\u7248\u672c\u9700\u624b\u52a8\u8865\u5145<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                                          5.3 \u7248\u672c\u5dee\u5f02\u5bfc\u81f4\u7684\u8bef\u62a5\/\u6f0f\u62a5<\/h4>\n
                                            \n
                                          • \u8bef\u62a5: \u89c4\u5219\u547d\u4e2d preg_replace \/e,\u4f46\u76ee\u6807\u73af\u5883\u5df2\u662f 7.0+<\/li>\n
                                          • \u6f0f\u62a5: \u89c4\u5219\u53ea\u5173\u6ce8 eval,\u5374\u5ffd\u7565\u4e86 create_function \u6216 assert \u7684\u5386\u53f2\u7528\u6cd5<\/li>\n<\/ul>\n

                                            \u5e94\u5bf9\u7b56\u7565:<\/p>\n

                                              \n
                                            • \u89c4\u5219\u4e2d\u660e\u786e\u6807\u6ce8\u201c\u9002\u7528\u7248\u672c\u201d<\/li>\n
                                            • \u5728\u626b\u63cf\u7ed3\u679c\u4e2d\u8f93\u51fa\u201c\u7248\u672c\u524d\u63d0\u201d<\/li>\n
                                            • \u9488\u5bf9\u591a\u7248\u672c\u90e8\u7f72\u505a\u5206\u5c42\u7b56\u7565<\/li>\n<\/ul>\n
                                              \n

                                              6. \u5347\u7ea7\u4e0e\u52a0\u56fa\u6e05\u5355(\u53ef\u76f4\u63a5\u6267\u884c)<\/h3>\n

                                              \u4e0b\u9762\u662f\u4e00\u4efd\u53ef\u76f4\u63a5\u843d\u5730\u7684\u5b89\u5168\u6e05\u5355,\u6211\u5728\u5ba1\u8ba1\u9879\u76ee\u65f6\u7ecf\u5e38\u7528\u5b83\u505a\u201c\u7b2c\u4e00\u8f6e\u4f53\u68c0\u201d\u3002<\/p>\n

                                              6.1 \u8d44\u4ea7\u76d8\u70b9<\/h4>\n
                                                \n
                                              • \u786e\u8ba4 PHP \u7248\u672c\u3001SAPI \u7c7b\u578b\u4e0e\u5173\u952e\u6269\u5c55<\/li>\n
                                              • \u6807\u6ce8\u662f\u5426\u5b58\u5728 5.x \u8001\u7248\u672c\u9057\u7559\u4ee3\u7801<\/li>\n
                                              • \u5217\u51fa\u4f9d\u8d56\u7684\u5916\u90e8\u5e93\u7248\u672c,\u8bc6\u522b EOL \u4f9d\u8d56<\/li>\n<\/ul>\n

                                                6.2 \u4ee3\u7801\u8fc1\u79fb<\/h4>\n
                                                  \n
                                                • \u66ff\u6362\u65e7\u6269\u5c55 (mysql_*, mcrypt)<\/li>\n
                                                • \u5bc6\u7801\u5b58\u50a8\u7edf\u4e00\u4e3a password_hash()<\/li>\n
                                                • \u968f\u673a\u6570\u7edf\u4e00\u4e3a random_bytes() \/ random_int()<\/li>\n
                                                • \u53cd\u5e8f\u5217\u5316\u903b\u8f91\u52a0 allowed_classes \u6216\u66ff\u6362\u4e3a JSON<\/li>\n
                                                • \u65e7\u4ee3\u7801\u7684\u201c\u4e34\u65f6\u66ff\u6362\u903b\u8f91\u201d\u9700\u8981\u91cd\u70b9\u590d\u5ba1<\/li>\n<\/ul>\n

                                                  6.3 \u5b89\u5168\u914d\u7f6e\u57fa\u7ebf<\/h4>\n

                                                  expose_php = Off
                                                  \ndisplay_errors = Off
                                                  \nlog_errors = On
                                                  \nallow_url_include = Off<\/p>\n

                                                  \u5efa\u8bae\u8ffd\u52a0:<\/p>\n

                                                  session.use_strict_mode = 1
                                                  \nsession.use_only_cookies = 1
                                                  \nsession.cookie_httponly = 1<\/p>\n

                                                  Session\u5b89\u5168\u5efa\u8bae(7.3+):<\/p>\n

                                                  ini_set<\/span>(<\/span>'session.cookie_httponly'<\/span>,<\/span> '1'<\/span>)<\/span>;<\/span>
                                                  \nini_set<\/span>(<\/span>'session.cookie_secure'<\/span>,<\/span> '1'<\/span>)<\/span>;<\/span>
                                                  \nini_set<\/span>(<\/span>'session.cookie_samesite'<\/span>,<\/span> 'Lax'<\/span>)<\/span>;<\/span><\/p>\n

                                                  6.4 \u8fd0\u884c\u65f6\u6743\u9650\u4e0e\u76ee\u5f55\u9694\u79bb<\/h4>\n
                                                    \n
                                                  • \u9650\u5236\u53ef\u5199\u76ee\u5f55,\u907f\u514d\u201c\u4e0a\u4f20\u5373\u6267\u884c\u201d<\/li>\n
                                                  • \u5f00\u542f\u5b8c\u6574\u6027\u68c0\u6d4b\u6216\u53ea\u8bfb\u90e8\u7f72,\u964d\u4f4e\u9884\u52a0\u8f7d\/\u7f13\u5b58\u88ab\u7be1\u6539\u7684\u98ce\u9669<\/li>\n
                                                  • \u5b9a\u671f\u590d\u6838 disable_functions \u4e0e\u6269\u5c55\u767d\u540d\u5355<\/li>\n<\/ul>\n

                                                    6.5 \u5347\u7ea7\u540e\u7684\u5b89\u5168\u56de\u5f52\u9a8c\u8bc1<\/h4>\n

                                                    \u6700\u5c0f\u5b89\u5168\u56de\u5f52\u6e05\u5355:<\/p>\n

                                                      \n
                                                    • \u767b\u5f55\/\u9274\u6743\u662f\u5426\u53d7\u5f71\u54cd<\/li>\n
                                                    • CSRF\u4e0eCookie\u7b56\u7565\u662f\u5426\u751f\u6548<\/li>\n
                                                    • \u4e0a\u4f20\/\u6587\u4ef6\u8bfb\u5199\u662f\u5426\u53d7\u9650<\/li>\n
                                                    • \u5173\u952e\u63a5\u53e3\u5f02\u5e38\u5904\u7406\u662f\u5426\u53ef\u63a7<\/li>\n
                                                    • \u65e5\u5fd7\u662f\u5426\u5b8c\u6574\u53ef\u8ffd\u8e2a<\/li>\n<\/ul>\n
                                                      \n

                                                      7. \u5c0f\u7ed3\u4e0e\u5ef6\u4f38<\/h3>\n

                                                      7.1 \u5173\u952e\u8981\u70b9\u56de\u987e<\/h4>\n
                                                    • \u7248\u672c\u5dee\u5f02\u5c31\u662f\u5b89\u5168\u5dee\u5f02<\/li>\n
                                                    • 5.4-5.6 \u6e05\u7406\u5386\u53f2\u5305\u88b1,\u5960\u5b9a\u5b89\u5168\u57fa\u7840<\/li>\n
                                                    • 7.0 \u5f15\u64ce\u91cd\u6784\u8ba9\u8bed\u4e49\u4e0e\u9519\u8bef\u5904\u7406\u66f4\u53ef\u63a7<\/li>\n
                                                    • 7.1-7.4 \u5b89\u5168\u80fd\u529b\u73b0\u4ee3\u5316,\u4f46\u65b0\u80fd\u529b\u4e5f\u5e26\u6765\u65b0\u653b\u51fb\u9762<\/li>\n
                                                    • \u68c0\u6d4b\u4e0e\u5ba1\u8ba1\u5fc5\u987b\u5f15\u5165\u201c\u7248\u672c\u7ef4\u5ea6\u201d<\/li>\n

                                                      7.2 \u5e38\u89c1\u95ee\u9898\u901f\u7b54<\/h4>\n

                                                      Q1: \u5347\u7ea7\u540eHTTPS\u8bf7\u6c42\u7a81\u7136\u5931\u8d25?
                                                      \n\u5f88\u53ef\u80fd\u662f\u8bc1\u4e66\u6821\u9a8c\u66f4\u4e25\u683c\u3002\u68c0\u67e5 cafile\u3001\u7cfb\u7edf\u8bc1\u4e66\u94fe\u914d\u7f6e,\u4e0d\u8981\u76f4\u63a5\u5173\u95ed\u6821\u9a8c\u3002<\/p>\n

                                                      Q2: JSON\u89e3\u6790\u201c\u7a81\u7136\u62a5\u9519\u201d?
                                                      \n7.3+ \u53ef\u80fd\u542f\u7528\u4e86 JSON_THROW_ON_ERROR\u3002\u5efa\u8bae\u6355\u83b7\u5f02\u5e38\u5e76\u505a\u8f93\u5165\u6821\u9a8c\u3002<\/p>\n

                                                      Q3: \u8fc1\u79fb\u540e\u767b\u5f55\u5f02\u5e38?
                                                      \n\u5e38\u89c1\u539f\u56e0\u662f\u5bc6\u7801hash\u7b97\u6cd5\u5347\u7ea7\u6216\u53c2\u6570\u53d8\u5316\u3002\u9700\u8981\u4f7f\u7528 password_needs_rehash() \u505a\u5e73\u6ed1\u5347\u7ea7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

                                                      1. \u4e3a\u4ec0\u4e48\u7248\u672c\u6f14\u8fdb\u4f1a\u6539\u53d8\u5b89\u5168\u8fb9\u754c
                                                      \n\u4ece\u5b89\u5168\u89c6\u89d2\u770b,\u7248\u672c\u5347\u7ea7\u4e0d\u662f\u201c\u6027\u80fd\u66f4\u5feb\u201d\u8fd9\u4e48\u7b80\u5355,\u800c\u662f\u4e09\u7c7b\u8fb9\u754c\u5728\u53d8\u5316:\u53ef\u7528\u7684\u5371\u9669\u80fd\u529b\u5728\u53d8\u5316
                                                      \n\u67d0\u4e9b\u5386\u53f2\u7279\u6027\u88ab\u79fb\u9664\u3001\u67d0\u4e9b\u6269\u5c55\u88ab\u66ff\u4ee3,\u653b\u51fb\u9762\u76f4\u63a5\u51cf\u5c11\u6216\u8fc1\u79fb\u3002\u9ed8\u8ba4\u884c\u4e3a\u5728\u53d8\u5316
                                                      \n\u52a0\u5bc6\u3001SSL\/TLS \u6821\u9a8c\u3001Session Cookie \u5c5e\u6027\u7b49\u9ed8\u8ba4\u503c\u53d8\u5316,\u4f1a\u5f71\u54cd\u5b9e\u9645\u5b89\u5168\u7b49\u7ea7\u3002\u9519\u8bef\u5904\u7406\u4e0e\u5f15\u64ce\u884c\u4e3a\u5728\u53d8\u5316
                                                      \n\u5f15\u64ce\u7ea7\u522b\u7684\u201c\u8bed\u4e49\u7edf\u4e00\u5316\u201d,\u4f1a\u6539\u53d8\u6f0f\u6d1e\u89e6\u53d1\u6761\u4ef6\u548c\u68c0\u6d4b\u7279\u5f81\u3002\u5b89\u5168\u5ba1\u8ba1\u5efa\u8bae:
                                                      \n\u522b\u53ea\u95ee\u201c\u4ee3\u7801\u91cc\u6709\u6ca1\u6709\u5371\u9669\u51fd\u6570\u201d,\u8fd8\u8981\u95ee\u201c\u8fd9\u4e2a\u7248\u672c\u91cc\u8fd9\u4e2a\u51fd\u6570\u7684\u884c\u4e3a\u662f\u5426\u53d8\u5316\u6216\u5df2\u88ab\u5e9f\u5f03\u201d\u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[7368,230,61],"topic":[],"class_list":["post-70162","post","type-post","status-publish","format-standard","hentry","category-server","tag-webshell","tag-php","tag-61"],"yoast_head":"\n\u4e8c\u3001PHP 5.4-7.4\u7248\u672c\u6f14\u8fdb\u4e0e\u5b89\u5168\u6539\u8fdb - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/70162.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4e8c\u3001PHP 5.4-7.4\u7248\u672c\u6f14\u8fdb\u4e0e\u5b89\u5168\u6539\u8fdb - 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