\u70ba\u6bcf\u500b\u8f38\u5165\u6b04\u4f4d\u50c5\u5141\u8a31\u9810\u5b9a\u7fa9\u7684\u5b57\u5143\u96c6\uff0c\u4f8b\u5982\u5b57\u6bcd\u6578\u5b57\u52a0_<\/code>\u6216-<\/code>\u7b49\u7279\u5b9a\u7b26\u865f\u3002\u907f\u514d\u4f7f\u7528\u9ed1\u540d\u55ae\u6a5f\u5236\u2014\u2014\u9019\u7a2e\u65b9\u5f0f\u672c\u8cea\u4e0a\u5b58\u5728\u7f3a\u9677\uff0c\u653b\u64ca\u8005\u7e3d\u80fd\u627e\u5230\u672a\u88ab\u6514\u622a\u7684\u5b57\u5143\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u8005\u540d\u7a31\u6b04\u4f4d\u53ef\u63a5\u53d7\uff1a<\/p>\n

\n
• \u5927\u5c0f\u5beb\u5b57\u6bcd\uff08A-Z\u3001a-z\uff09<\/li>\n
• \u6578\u5b57\uff080-9\uff09<\/li>\n
• \u7528\u65bc\u5206\u9694\u4f7f\u7528\u8005\u540d\u7a31\u7684\u5e95\u7dda<\/li>\n<\/ul>\n

  3. \u5728\u5404\u968e\u5c64\u5c0d\u8f38\u5165\u9032\u884c\u6e05\u6d17<\/h3>\n

  \u4e0d\u50c5\u5728\u61c9\u7528\u5c64\uff0c\u9084\u9700\u5728\u6578\u64da\u5eab\u9a45\u52d5\u7a0b\u5f0f\u548cORM\u6846\u67b6\u4e2d\u5957\u7528\u9a57\u8b49\u3002\u8a31\u591a\u73fe\u4ee3\u7a0b\u5f0f\u5eab\u90fd\u5167\u5efa\u4e86\u8f38\u5165\u6e05\u6d17\u5de5\u5177\u2014\u2014\u61c9\u512a\u5148\u4f7f\u7528\u9019\u4e9b\u5de5\u5177\uff0c\u800c\u975e\u81ea\u884c\u958b\u767c\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n

  [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n

  \u53c3\u6578\u5316\u67e5\u8a62\uff1a\u675c\u7d55\u52d5\u614bSQL\u62fc\u63a5<\/strong><\/h2>\n

  \u9632\u7bc4SQL\u6ce8\u5165\u6700\u6709\u6548\u7684\u65b9\u5f0f\u662f\u4f7f\u7528\u53c3\u6578\u5316\u67e5\u8a62\uff08\u9810\u7de8\u8b6f\u9673\u8ff0\u5f0f\uff09\uff0c\u9019\u7a2e\u65b9\u5f0f\u80fd\u5c07SQL\u7a0b\u5f0f\u78bc\u8207\u4f7f\u7528\u8005\u8f38\u5165\u5206\u96e2\u3002\u8207\u300c\u5c07\u8f38\u5165\u76f4\u63a5\u63d2\u5165\u67e5\u8a62\u5b57\u4e32\u300d\u7684\u52d5\u614bSQL\u62fc\u63a5\u4e0d\u540c\uff0c\u53c3\u6578\u5316\u67e5\u8a62\u6703\u5c07\u8f38\u5165\u8996\u70ba\u6578\u64da\u800c\u975e\u53ef\u57f7\u884c\u7a0b\u5f0f\u78bc\u3002<\/p>\n

  \u4ee5\u4e0b\u662fPHP\u4e2d\u52d5\u614bSQL\u7684\u6613\u53d7\u653b\u64ca\u7bc4\u4f8b\uff1a<\/p>\n

  $query = \"SELECT * FROM users WHERE username = '$username' AND password = '$password'\";\r\n$result = mysqli_query($conn, $query);<\/code><\/pre>\n
  \u82e5$username<\/code>\u70ba\"' OR 1=1--<\/code>\uff0c\u67e5\u8a62\u5c07\u8b8a\u70baSELECT * FROM users WHERE username = '' OR 1=1-- AND password = ''<\/code>\uff0c\u5f9e\u800c\u5141\u8a31\u672a\u6388\u6b0a\u5b58\u53d6\u3002<\/p>\n
  \u4ee5\u4e0b\u662f\u4f7f\u7528\u9810\u7de8\u8b6f\u9673\u8ff0\u5f0f\u7684\u5b89\u5168\u7248\u672c\uff1a<\/p>\n
  $stmt = $conn->prepare(\"SELECT * FROM users WHERE username = ? AND password = ?\");\r\n$stmt->bind_param(\"ss\", $username, $password);\r\n$stmt->execute();<\/code><\/pre>\n
  \u4e3b\u6d41\u7a0b\u5f0f\u8a9e\u8a00\u5747\u63d0\u4f9b\u5b8c\u5584\u7684\u53c3\u6578\u5316\u67e5\u8a62\u652f\u63f4\uff1a<\/p>\n
  \n
  Java\uff1aJDBC\u4e2d\u7684PreparedStatement<\/code>\u8207CallableStatement<\/code><\/li>\n
  Python\uff1apsycopg2<\/code>\u6216PyMySQL<\/code>\u4e2d\u5e36\u9810\u7559\u4f4d\u7f6e\u7684cursor.execute()<\/code>\u65b9\u6cd5<\/li>\n
  C#\uff1a\u542bSqlParameter<\/code>\u7269\u4ef6\u7684SqlCommand<\/code><\/li>\n<\/ul>\n
  [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
  \u6578\u64da\u5eab\u52a0\u56fa\uff1a\u6700\u5c0f\u6b0a\u9650\u539f\u5247<\/strong><\/h2>\n
  \u5373\u4fbf\u5177\u5099\u61c9\u7528\u5c64\u9632\u79a6\uff0c\u4e0d\u7576\u7684\u6578\u64da\u5eab\u8a2d\u5b9a\u4ecd\u53ef\u80fd\u66b4\u9732\u7cfb\u7d71\u98a8\u96aa\u3002\u61c9\u9075\u5faa\u300c\u6700\u5c0f\u6b0a\u9650\u539f\u5247\u300d\uff0c\u5c07\u6578\u64da\u5eab\u4f7f\u7528\u8005\u6b0a\u9650\u9650\u5236\u5728\u61c9\u7528\u7a0b\u5f0f\u6b63\u5e38\u904b\u4f5c\u6240\u9700\u7684\u6700\u5c0f\u7bc4\u570d\u5167\u3002<\/p>\n
  1. \u5efa\u7acb\u5c08\u7528\u6578\u64da\u5eab\u4f7f\u7528\u8005<\/h3>\n
  \u5207\u52ff\u4f7f\u7528\u7ba1\u7406\u54e1\u5e33\u865f\uff08\u5982MySQL\u4e2d\u7684root<\/code>\uff09\u9032\u884c\u61c9\u7528\u7a0b\u5f0f\u9023\u63a5\u3002\u76f8\u53cd\uff1a<\/p>\n
  \n
  \u70ba\u6bcf\u500b\u61c9\u7528\u7a0b\u5f0f\u6a21\u7d44\u5efa\u7acb\u7368\u7acb\u4f7f\u7528\u8005\uff08\u4f8b\u5982\uff0c\u767b\u5165\u7cfb\u7d71\u7528auth_user<\/code>\uff0c\u8cfc\u8cb7\u4ecb\u9762\u7528shop_user<\/code>\uff09<\/li>\n
  \u50c5\u6388\u4e88\u5fc5\u8981\u6b0a\u9650\uff1a\u6839\u64da\u9700\u6c42\u5206\u914dSELECT<\/code>\u3001INSERT<\/code>\u3001UPDATE<\/code>\u6216DELETE<\/code>\u2014\u2014\u7d55\u4e0d\u8981\u6388\u4e88GRANT ALL<\/code><\/li>\n
  \u6536\u56de\u61c9\u7528\u7a0b\u5f0f\u4f7f\u7528\u8005\u4e0d\u5fc5\u8981\u7684\u6b0a\u9650\uff0c\u5982CREATE TABLE<\/code>\u6216DROP DATABASE<\/code><\/li>\n<\/ol>\n
  2. \u5b89\u5168\u5132\u5b58\u9023\u63a5\u5b57\u4e32<\/h3>\n
  \u5c07\u6578\u64da\u5eab\u6191\u8b49\u5132\u5b58\u5728\u74b0\u5883\u8b8a\u6578\u6216\u52a0\u5bc6\u8a2d\u5b9a\u6a94\u4e2d\uff0c\u5207\u52ff\u786c\u7de8\u78bc\u5230\u539f\u59cb\u78bc\u3002\u5728\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u4e2d\uff0c\u53ef\u4f7f\u7528\u5408\u9069\u7684\u6258\u7ba1\u670d\u52d9\uff0c\u900f\u904e\u5b89\u5168\u65b9\u5f0f\u7ba1\u7406\u6191\u8b49\uff0c\u907f\u514d\u5bc6\u78bc\u5916\u6d29\u3002<\/p>\n
  3. \u5b9a\u671f\u8f2a\u63db\u6191\u8b49<\/h3>\n
  \u5236\u8a02\u6578\u64da\u5eab\u5bc6\u78bc\u8f2a\u63db\u8a08\u756b\uff0c\u5c24\u5176\u5728\u4f48\u7f72\u61c9\u7528\u7a0b\u5f0f\u65b0\u7248\u672c\u6216\u61f7\u7591\u767c\u751f\u5b89\u5168\u4e8b\u4ef6\u5f8c\u3002\u4f7f\u7528\u5bc6\u78bc\u7ba1\u7406\u5de5\u5177\u70ba\u6bcf\u500b\u4f7f\u7528\u8005\u7522\u751f\u8907\u96dc\u4e14\u552f\u4e00\u7684\u5bc6\u78bc\u3002<\/p>\n
  [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
  \u9032\u968e\u6280\u8853\uff1a\u9810\u5b58\u7a0b\u5e8f\u8207ORM\u6700\u4f73\u5be6\u52d9<\/strong><\/h2>\n
  \u9810\u5b58\u7a0b\u5e8f\u63d0\u4f9b\u9810\u7de8\u8b6f\u7684SQL\u908f\u8f2f\uff0c\u82e5\u5be6\u73fe\u5f97\u7576\uff0c\u6bd4\u52d5\u614b\u67e5\u8a62\u66f4\u5b89\u5168\u3002\u9019\u4e9b\u4f3a\u670d\u5668\u7aef\u7a0b\u5f0f\u53ef\u5c01\u88dd\u696d\u52d9\u908f\u8f2f\uff0c\u4e26\u5c07\u8f38\u5165\u8655\u7406\u9650\u5236\u5728\u9810\u5b9a\u7fa9\u53c3\u6578\u7bc4\u570d\u5167\u3002<\/p>\n
  \u5efa\u7acb\u9810\u5b58\u7a0b\u5e8f\u6642\u9700\u6ce8\u610f\uff1a<\/p>\n
  \n
  \u907f\u514d\u5728\u9810\u5b58\u7a0b\u5e8f\u5167\u90e8\u4f7f\u7528\u52d5\u614bSQL\uff08\u5982SQL Server\u4e2d\u7684EXECUTE<\/code>\u9673\u8ff0\u5f0f\uff09<\/li>\n
  \u5373\u4fbf\u5728\u61c9\u7528\u5c64\u5df2\u9a57\u8b49\uff0c\u4ecd\u9700\u5728\u9810\u5b58\u7a0b\u5e8f\u4e2d\u6821\u9a57\u6240\u6709\u8f38\u5165\u53c3\u6578<\/li>\n
  \u50b3\u56de\u901a\u7528\u932f\u8aa4\u8cc7\u8a0a\uff0c\u907f\u514d\u66b4\u9732\u6578\u64da\u5eab\u7d50\u69cb\uff08\u4f8b\u5982\u7528\u300c\u6191\u8b49\u7121\u6548\u300d\u66ff\u4ee3\u300c\u672a\u627e\u5230\u2018users\u2019\u6578\u64da\u8868\u300d\uff09<\/li>\n<\/ul>\n
  ORM\u6846\u67b6\uff08\u5982Java\u7684Hibernate\u3001Python\u7684Django ORM\u3001C#\u7684Entity Framework\uff09\u53ef\u62bd\u8c61\u6578\u64da\u5eab\u4e92\u52d5\uff0c\u4f46\u82e5\u4f7f\u7528\u4e0d\u7576\u4ecd\u53ef\u80fd\u5b58\u5728SQL\u6ce8\u5165\u98a8\u96aa\u3002\u52d9\u5fc5\u4f7f\u7528\u6846\u67b6\u7684\u67e5\u8a62\u5efa\u69cb\u5668\u6216\u53c3\u6578\u5316\u65b9\u6cd5\uff0c\u800c\u975e\u900f\u904e\u5b57\u4e32\u63d2\u503c\u64b0\u5beb\u539f\u751fSQL\u3002<\/p>\n
  [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
  \u7db2\u8def\u5c64\u9632\u79a6\uff1a\u8d85\u8d8a\u61c9\u7528\u5c64\u7684\u591a\u91cd\u4fdd\u8b77<\/strong><\/h2>\n
  \u7d50\u5408\u61c9\u7528\u5c64\u3001\u6578\u64da\u5eab\u5c64\u8207\u7db2\u8def\u5c64\u9632\u8b77\uff0c\u5efa\u69cb\u5206\u5c64\u9632\u79a6\u9ad4\u7cfb\u3002<\/p>\n
  1. Web\u61c9\u7528\u7a0b\u5f0f\u9632\u706b\u7246\uff08WAF\uff09<\/h3>\n
  WAF\u53ef\u900f\u904e\u5075\u6e2cHTTP\u6d41\u91cf\u4e2d\u7684\u5df2\u77e5\u653b\u64ca\u6a21\u5f0f\uff0c\u6514\u622aSQL\u6ce8\u5165\u5617\u8a66\u3002\u9078\u64c7\u652f\u63f4\u4ee5\u4e0b\u529f\u80fd\u7684\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n
  \n
  \u57fa\u65bc\u6b63\u898f\u8868\u793a\u5f0f\u6bd4\u5c0dSQL\u8ca0\u8f09\u7684\u898f\u5247\u5075\u6e2c<\/li>\n
  \u8b58\u5225\u7570\u5e38\u67e5\u8a62\u6a21\u5f0f\u7684\u7570\u5e38\u5075\u6e2c\u529f\u80fd<\/li>\n
  \u8207\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u6574\u5408\u7684\u4f4e\u5ef6\u9072\u904e\u6ffe\u80fd\u529b<\/li>\n<\/ul>\n
  2. \u5165\u4fb5\u5075\u6e2c\/\u9632\u79a6\u7cfb\u7d71\uff08IDS\/IPS\uff09<\/h3>\n
  \u4f48\u7f72IDS\/IPS\u89e3\u6c7a\u65b9\u6848\uff0c\u76e3\u63a7\u7db2\u8def\u6d41\u91cf\u4e2d\u7684\u53ef\u7591\u6578\u64da\u5eab\u4e92\u52d5\uff0c\u4f8b\u5982SELECT *<\/code>\u67e5\u8a62\u7a81\u7136\u6fc0\u589e\u6216\u7570\u5e38\u767b\u5165\u5617\u8a66\u3002\u9019\u985e\u7cfb\u7d71\u53ef\u8a18\u9304\u4e8b\u4ef6\u3001\u89f8\u767c\u8b66\u793a\uff0c\u6216\u5373\u6642\u963b\u65b7\u60e1\u610f\u6d41\u91cf\u3002<\/p>\n
  3. \u7db2\u8def\u5206\u6bb5<\/h3>\n
  \u900f\u904e\u865b\u64ec\u5340\u57df\u7db2\u8def\uff08VLAN\uff09\u6216\u8edf\u9ad4\u5b9a\u7fa9\u7db2\u8def\uff08SDN\uff09\uff0c\u5c07\u6578\u64da\u5eab\u4f3a\u670d\u5668\u8207\u9762\u5411\u516c\u7db2\u7684\u61c9\u7528\u7a0b\u5f0f\u4f3a\u670d\u5668\u9694\u96e2\u3002\u50c5\u5141\u8a31\u6388\u6b0a\u7684\u61c9\u7528\u7a0b\u5f0f\u4f3a\u670d\u5668\u8207\u6578\u64da\u5eab\u5c64\u901a\u8a0a\u3002<\/p>\n
  [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text css=””]<\/p>\n
  \u76e3\u63a7\u8207\u56de\u61c9\uff1a\u5075\u6e2c\u6b63\u5728\u767c\u751f\u7684\u653b\u64ca<\/strong><\/h2>\n
  \u6c92\u6709\u4efb\u4f55\u9632\u79a6\u662f\u7d55\u5c0d\u5b89\u5168\u7684\uff0c\u56e0\u6b64\u5b8c\u5584\u7684\u76e3\u63a7\u5c0d\u65bc\u53ca\u65e9\u767c\u73fe\u4e26\u7de9\u89e3\u653b\u64ca\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n
  1. \u65e5\u8a8c\u8a18\u9304\u6700\u4f73\u5be6\u52d9<\/h3>\n
  \u555f\u7528\u8a73\u7d30\u65e5\u8a8c\u8a18\u9304\uff0c\u6db5\u84cb\uff1a<\/p>\n
  \n
  \u6578\u64da\u5eab\u9023\u63a5\u65e5\u8a8c\uff08\u5305\u62ec\u4f86\u6e90IP\u4f4d\u5740\u8207\u8eab\u5206\u9a57\u8b49\u5617\u8a66\uff09<\/li>\n
  \u6162\u67e5\u8a62\u65e5\u8a8c\uff08\u53ef\u8b58\u5225\u8cc7\u6e90\u8017\u76e1\u578b\u653b\u64ca\uff09<\/li>\n
  \u5931\u6557\u4ea4\u6613\u8207\u8a9e\u6cd5\u932f\u8aa4\u65e5\u8a8c\uff08\u53ef\u80fd\u6697\u793a\u6ce8\u5165\u5617\u8a66\uff09<\/li>\n<\/ol>\n
  \u5c07\u65e5\u8a8c\u5132\u5b58\u5728\u96c6\u4e2d\u5316\u4f4d\u7f6e\uff08\u5982\u96f2\u7aef\u65e5\u8a8c\u670d\u52d9\u6216ELK Stack\uff08Elasticsearch\u3001Logstash\u3001Kibana\uff09\u57f7\u884c\u500b\u9ad4\uff09\uff0c\u4ee5\u4fbf\u5373\u6642\u5206\u6790\u8207\u9577\u671f\u7559\u5b58\u3002<\/p>\n
  2. \u5373\u6642\u8b66\u793a\u6a5f\u5236<\/h3>\n
  \u91dd\u5c0d\u53ef\u7591\u884c\u70ba\u8a2d\u5b9a\u8b66\u793a\uff0c\u4f8b\u5982\uff1a<\/p>\n
  \n
  \u540c\u4e00IP\u591a\u6b21\u767b\u5165\u5931\u6557<\/li>\n
  \u5305\u542bUNION<\/code>\u3001SELECT<\/code>\u3001DROP<\/code>\u7b49SQL\u95dc\u9375\u5b57\u7684\u7570\u5e38\u67e5\u8a62\u6a21\u5f0f<\/li>\n
  \u6578\u64da\u5eab\u541e\u5410\u91cf\u6216\u932f\u8aa4\u7387\u7570\u5e38<\/li>\n<\/ul>\n
  3. \u4e8b\u4ef6\u56de\u61c9\u8a08\u756b<\/h3>\n
  \u5236\u8a02SQL\u6ce8\u5165\u4e8b\u4ef6\u7684\u5206\u6b65\u56de\u61c9\u8a08\u756b\uff0c\u5305\u62ec\uff1a<\/p>\n
  \n
  \u9694\u96e2\u53d7\u5f71\u97ff\u7684\u4f3a\u670d\u5668\u6216\u6578\u64da\u5eab\uff0c\u904f\u5236\u653b\u64ca\u7bc4\u570d<\/li>\n
  \u5206\u6790\u65e5\u8a8c\uff0c\u78ba\u5b9a\u653b\u64ca\u9032\u5165\u9ede\u8207\u6240\u7528\u8ca0\u8f09<\/li>\n
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