CSRF\u6f0f\u6d1e\u9632\u5fa1\u4e3b\u8981\u53ef\u4ee5\u4ece\u4e09\u4e2a\u5c42\u9762\u8fdb\u884c\uff0c\u5373\u670d\u52a1\u7aef\u7684\u9632\u5fa1\u3001\u7528\u6237\u7aef\u7684\u9632\u5fa1\u548c\u5b89\u5168\u8bbe\u5907\u7684\u9632\u5fa1\u3002<\/p>\n
1\u3001 \u670d\u52a1\u7aef\u7684\u9632\u5fa1<\/p>\n
\u76ee\u524d\u4e1a\u754c\u670d\u52a1\u5668\u7aef\u9632\u5fa1CSRF\u653b\u51fb\u4e3b\u8981\u67095\u79cd\u7b56\u7565\uff1a\u9a8c\u8bc1HTTP Referer\u5b57\u6bb5\uff0c\u5728\u8bf7\u6c42\u5730\u5740\u4e2d\u6dfb\u52a0token\u5e76\u9a8c\u8bc1\uff0c\u5728HTTP\u5934\u4e2d\u81ea\u5b9a\u4e49\u5c5e\u6027\u5e76\u9a8c\u8bc1\u7b49\u3002\u4e0b\u9762\u5206\u522b\u5bf95\u79cd\u7b56\u7565\u8fdb\u884c\u7b80\u8981\u4ecb\u7ecd\u3002<\/p>\n
2\u3001 \u9a8c\u8bc1HTTP Referer\u5b57\u6bb5<\/p>\n
\u6839\u636eHTTP\u534f\u8bae\uff0c\u5728HTTP\u5934\u4e2d\u6709\u4e00\u4e2a\u5b57\u6bb5\u53ebReferer\uff0c\u5b83\u8bb0\u5f55\u4e86\u8be5HTTP\u8bf7\u6c42\u7684\u6765\u6e90\u5730\u5740\u3002\u5728\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u8bbf\u95ee\u4e00\u4e2a\u5b89\u5168\u53d7\u9650\u9875\u9762\u7684\u8bf7\u6c42\u5fc5\u987b\u6765\u81ea\u4e8e\u540c\u4e00\u4e2a\u7f51\u7ad9\u3002\u6bd4\u5982\u67d0\u94f6\u884c\u7684\u8f6c\u8d26\u662f\u901a\u8fc7\u7528\u6237\u8bbf\u95eehttp:\/\/bank.test\/test?page=10&userID=1&money=10000\u9875\u9762\u5b8c\u6210\uff0c\u7528\u6237\u5fc5\u987b\u5148\u767b\u5f55bank. test\uff0c\u7136\u540e\u901a\u8fc7\u70b9\u51fb\u9875\u9762\u4e0a\u7684\u6309\u94ae\u6765\u89e6\u53d1\u8f6c\u8d26\u4e8b\u4ef6\u3002\u5f53\u7528\u6237\u63d0\u4ea4\u8bf7\u6c42\u65f6\uff0c\u8be5\u8f6c\u8d26\u8bf7\u6c42\u7684Referer\u503c\u5c31\u4f1a\u662f\u8f6c\u8d26\u6309\u94ae\u6240\u5728\u9875\u9762\u7684URL\uff08\u672c\u4f8b\u4e2d\uff0c\u901a\u5e38\u662f\u4ee5bank. test\u57df\u540d\u5f00\u5934\u7684\u5730\u5740\uff09\u3002\u800c\u5982\u679c\u653b\u51fb\u8005\u8981\u5bf9\u94f6\u884c\u7f51\u7ad9\u5b9e\u65bdCSRF\u653b\u51fb\uff0c\u4ed6\u53ea\u80fd\u5728\u81ea\u5df1\u7684\u7f51\u7ad9\u6784\u9020\u8bf7\u6c42\uff0c\u5f53\u7528\u6237\u901a\u8fc7\u653b\u51fb\u8005\u7684\u7f51\u7ad9\u53d1\u9001\u8bf7\u6c42\u5230\u94f6\u884c\u65f6\uff0c\u8be5\u8bf7\u6c42\u7684Referer\u662f\u6307\u5411\u653b\u51fb\u8005\u7684\u7f51\u7ad9\u3002\u56e0\u6b64\uff0c\u8981\u9632\u5fa1CSRF\u653b\u51fb\uff0c\u94f6\u884c\u7f51\u7ad9\u53ea\u9700\u8981\u5bf9\u4e8e\u6bcf\u4e00\u4e2a\u8f6c\u8d26\u8bf7\u6c42\u9a8c\u8bc1\u5176Referer\u503c\uff0c\u5982\u679c\u662f\u4ee5bank. test\u5f00\u5934\u7684\u57df\u540d\uff0c\u5219\u8bf4\u660e\u8be5\u8bf7\u6c42\u662f\u6765\u81ea\u94f6\u884c\u7f51\u7ad9\u81ea\u5df1\u7684\u8bf7\u6c42\uff0c\u662f\u5408\u6cd5\u7684\u3002\u5982\u679cReferer\u662f\u5176\u4ed6\u7f51\u7ad9\u7684\u8bdd\uff0c\u5c31\u6709\u53ef\u80fd\u662fCSRF\u653b\u51fb\uff0c\u5219\u62d2\u7edd\u8be5\u8bf7\u6c42\u3002<\/p>\n
3\u3001\u5728\u8bf7\u6c42\u5730\u5740\u4e2d\u6dfb\u52a0token\u5e76\u9a8c\u8bc1<\/p>\n
CSRF\u653b\u51fb\u4e4b\u6240\u4ee5\u80fd\u591f\u6210\u529f\uff0c\u662f\u56e0\u4e3a\u653b\u51fb\u8005\u53ef\u4ee5\u4f2a\u9020\u7528\u6237\u7684\u8bf7\u6c42\uff0c\u8be5\u8bf7\u6c42\u4e2d\u6240\u6709\u7684\u7528\u6237\u9a8c\u8bc1\u4fe1\u606f\u90fd\u5b58\u5728\u4e8eCookie\u4e2d\uff0c\u56e0\u6b64\u653b\u51fb\u8005\u53ef\u4ee5\u5728\u4e0d\u77e5\u9053\u8fd9\u4e9b\u9a8c\u8bc1\u4fe1\u606f\u7684\u60c5\u51b5\u4e0b\u76f4\u63a5\u5229\u7528\u7528\u6237\u81ea\u5df1\u7684Cookie\u6765\u901a\u8fc7\u5b89\u5168\u9a8c\u8bc1\u3002\u7531\u6b64\u53ef\u77e5\uff0c\u62b5\u5fa1CSRF\u653b\u51fb\u7684\u5173\u952e\u5728\u4e8e\uff1a\u5728\u8bf7\u6c42\u4e2d\u653e\u5165\u653b\u51fb\u8005\u6240\u4e0d\u80fd\u4f2a\u9020\u7684\u4fe1\u606f\uff0c\u5e76\u4e14\u8be5\u4fe1\u606f\u4e0d\u5b58\u5728\u4e8eCookie\u4e4b\u4e2d\u3002\u9274\u4e8e\u6b64\uff0c\u7cfb\u7edf\u5f00\u53d1\u8005\u53ef\u4ee5\u5728HTTP\u8bf7\u6c42\u4e2d\u4ee5\u53c2\u6570\u7684\u5f62\u5f0f\u52a0\u5165\u4e00\u4e2a\u968f\u673a\u4ea7\u751f\u7684token\uff0c\u5e76\u5728\u670d\u52a1\u5668\u7aef\u5efa\u7acb\u4e00\u4e2a\u62e6\u622a\u5668\u6765\u9a8c\u8bc1\u8fd9\u4e2atoken\uff0c\u5982\u679c\u8bf7\u6c42\u4e2d\u6ca1\u6709token\u6216\u8005token\u5185\u5bb9\u4e0d\u6b63\u786e\uff0c\u5219\u8ba4\u4e3a\u53ef\u80fd\u662fCSRF\u653b\u51fb\u800c\u62d2\u7edd\u8be5\u8bf7\u6c42\u3002<\/p>\n
4\u3001\u5728HTTP\u5934\u4e2d\u81ea\u5b9a\u4e49\u5c5e\u6027\u5e76\u9a8c\u8bc1<\/p>\n
\u81ea\u5b9a\u4e49\u5c5e\u6027\u7684\u65b9\u6cd5\u4e5f\u662f\u4f7f\u7528token\u5e76\u8fdb\u884c\u9a8c\u8bc1\uff0c\u548c\u524d\u4e00\u79cd\u65b9\u6cd5\u4e0d\u540c\u7684\u662f\uff0c\u8fd9\u91cc\u5e76\u4e0d\u662f\u628atoken\u4ee5\u53c2\u6570\u7684\u5f62\u5f0f\u7f6e\u4e8eHTTP\u8bf7\u6c42\u4e4b\u4e2d\uff0c\u800c\u662f\u628a\u5b83\u653e\u5230HTTP\u5934\u4e2d\u81ea\u5b9a\u4e49\u7684\u5c5e\u6027\u91cc\u3002\u901a\u8fc7XMLHttpRequest\u8fd9\u4e2a\u7c7b\uff0c\u53ef\u4ee5\u4e00\u6b21\u6027\u7ed9\u6240\u6709\u8be5\u7c7b\u8bf7\u6c42\u52a0\u4e0acsrftoken\u8fd9\u4e2aHTTP\u5934\u5c5e\u6027\uff0c\u5e76\u628atoken\u503c\u653e\u5165\u5176\u4e2d\u3002\u8fd9\u6837\u89e3\u51b3\u4e86\u524d\u4e00\u79cd\u65b9\u6cd5\u5728\u8bf7\u6c42\u4e2d\u52a0\u5165token\u7684\u4e0d\u4fbf\uff0c\u540c\u65f6\uff0c\u901a\u8fc7\u8fd9\u4e2a\u7c7b\u8bf7\u6c42\u7684\u5730\u5740\u4e0d\u4f1a\u88ab\u8bb0\u5f55\u5230\u6d4f\u89c8\u5668\u7684\u5730\u5740\u680f\uff0c\u4e5f\u4e0d\u7528\u62c5\u5fc3token\u4f1a\u901a\u8fc7Referer\u6cc4\u9732\u5230\u5176\u4ed6\u7f51\u7ad9\u3002<\/p>\n
5\u3001 \u5728\u670d\u52a1\u7aef\u533a\u4e25\u683c\u533a\u5206\u597dPOST\u4e0eGET\u7684\u6570\u636e\u8bf7\u6c42<\/p>\n
\u5982\u5728asp\u4e2d\u4e0d\u8981\u4f7f\u7528Request\u6765\u76f4\u63a5\u83b7\u53d6\u6570\u636e\u3002\u540c\u65f6\u5efa\u8bae\u4e0d\u8981\u7528GET\u8bf7\u6c42\u6765\u6267\u884c\u6301\u4e45\u6027\u64cd\u4f5c\uff0c\u5982\uff1a http:\/\/www.yeeyan.com\/space\/deleteEvent\/16824\u3002<\/p>\n
6\u3001 \u4f7f\u7528\u9a8c\u8bc1\u7801\u6216\u8005\u5bc6\u7801\u786e\u8ba4\u65b9\u5f0f\u8fdb\u884c<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u5f88\u6709\u6548\uff0c\u4f46\u662f\u7528\u6237\u4f53\u9a8c\u5c31\u5dee\u4e86\u4e9b\u3002<\/p>\n
\u540c\u6e90\u7b56\u7565\uff08Same origin policy\uff09\u662f\u4e00\u79cd\u7ea6\u5b9a\uff0c\u5b83\u662f\u6d4f\u89c8\u5668\u6700\u6838\u5fc3\u4e5f\u6700\u57fa\u672c\u7684\u5b89\u5168\u529f\u80fd\uff0c\u5982\u679c\u7f3a\u5c11\u4e86\u540c\u6e90\u7b56\u7565\uff0c\u5219\u6d4f\u89c8\u5668\u7684\u6b63\u5e38\u529f\u80fd\u53ef\u80fd\u90fd\u4f1a\u53d7\u5230\u5f71\u54cd\u3002\u53ef\u4ee5\u8bf4Web\u662f\u6784\u5efa\u5728\u540c\u6e90\u7b56\u7565\u57fa\u7840\u4e4b\u4e0a\u7684\uff0c\u6d4f\u89c8\u5668\u53ea\u662f\u9488\u5bf9\u540c\u6e90\u7b56\u7565\u7684\u4e00\u79cd\u5b9e\u73b0\u3002<\/p>\n
\u540c\u6e90\u7b56\u7565\uff0c\u5b83\u662f\u7531Netscape\u63d0\u51fa\u7684\u4e00\u4e2a\u8457\u540d\u7684\u5b89\u5168\u7b56\u7565\u3002
\n\u5f53\u4e00\u4e2a\u6d4f\u89c8\u5668\u7684\u4e24\u4e2atab\u9875\u4e2d\u5206\u522b\u6253\u5f00\u6765 \u767e\u5ea6\u548c\u8c37\u6b4c\u7684\u9875\u9762
\n\u5f53\u6d4f\u89c8\u5668\u7684\u767e\u5ea6tab\u9875\u6267\u884c\u4e00\u4e2a\u811a\u672c\u7684\u65f6\u5019\u4f1a\u68c0\u67e5\u8fd9\u4e2a\u811a\u672c\u662f\u5c5e\u4e8e\u54ea\u4e2a\u9875\u9762\u7684\uff0c
\n\u5373\u68c0\u67e5\u662f\u5426\u540c\u6e90\uff0c\u53ea\u6709\u548c\u767e\u5ea6\u540c\u6e90\u7684\u811a\u672c\u624d\u4f1a\u88ab\u6267\u884c\u3002
\n\u5982\u679c\u975e\u540c\u6e90\uff0c\u90a3\u4e48\u5728\u8bf7\u6c42\u6570\u636e\u65f6\uff0c\u6d4f\u89c8\u5668\u4f1a\u5728\u63a7\u5236\u53f0\u4e2d\u62a5\u4e00\u4e2a\u5f02\u5e38\uff0c\u63d0\u793a\u62d2\u7edd\u8bbf\u95ee\u3002
\n\u540c\u6e90\u7b56\u7565\u662f\u6d4f\u89c8\u5668\u7684\u884c\u4e3a\uff0c\u662f\u4e3a\u4e86\u4fdd\u62a4\u672c\u5730\u6570\u636e\u4e0d\u88abJavaScript\u4ee3\u7801\u83b7\u53d6\u56de\u6765\u7684\u6570\u636e\u6c61\u67d3\uff0c\u56e0\u6b64\u62e6\u622a\u7684\u662f\u5ba2\u6237\u7aef\u53d1\u51fa\u7684\u8bf7\u6c42\u56de\u6765\u7684\u6570\u636e\u63a5\u6536\uff0c\u5373\u8bf7\u6c42\u53d1\u9001\u4e86\uff0c\u670d\u52a1\u5668\u54cd\u5e94\u4e86\uff0c\u4f46\u662f\u65e0\u6cd5\u88ab\u6d4f\u89c8\u5668\u63a5\u6536\u3002<\/p>\n
\u540c\u6e90\u7b56\u7565\u5b9a\u4e49\u662f\uff1a\u5982\u679c\u4e24\u4e2a URL \u7684 protocol\u3001port \u548c host \u90fd\u76f8\u540c\u7684\u8bdd\uff0c\u5219\u8fd9\u4e24\u4e2a URL \u662f\u540c\u6e90\u3002\u62ffhttp:\/\/www.game.com\u4e3e\u4f8b\u5b50\uff0c\u8bbf\u95ee\u5982\u4e0b\u8d44\u6e90\uff1a<\/p>\n
URL\u00a0 \u00a0 \u7ed3\u679c\u00a0 \u00a0 \u539f\u56e0<\/p>\n
http:\/\/www.game.com\/dir\/index.html\u00a0 \u00a0 \u6210\u529f\u00a0 \u00a0 \u53ea\u6709\u8def\u5f84\u4e0d\u540c
\nhttp:\/\/www.game.com\/login\/login.html\u00a0 \u00a0 \u6210\u529f\u00a0 \u00a0 \u53ea\u6709\u8def\u5f84\u4e0d\u540c
\nhttps:\/\/www.game.com\/dir\/index.html\u00a0 \u00a0 \u5931\u8d25\u00a0 \u00a0 \u534f\u8bae\u4e0d\u540c
\nhttps:\/\/www.game.com:81\/dir\/index.html\u00a0 \u00a0\u5931\u8d25\u00a0 \u00a0 \u7aef\u53e3\u4e0d\u540c
\nhttp:\/\/mail.game.com\/dir\/index.html\u00a0 \u00a0 \u5931\u8d25\u00a0 \u00a0 \u4e3b\u673a\u4e0d\u540c<\/p>\n
\u5bf9\u4e8e\u666e\u901a\u7528\u6237\u6765\u8bf4\uff0c\u90fd\u5b66\u4e60\u5e76\u5177\u5907\u7f51\u7edc\u5b89\u5168\u77e5\u8bc6\u4ee5\u9632\u5fa1\u7f51\u7edc\u653b\u51fb\u662f\u4e0d\u73b0\u5b9e\u7684\u3002\u4f46\u82e5\u7528\u6237\u517b\u6210\u826f\u597d\u7684\u4e0a\u7f51\u4e60\u60ef\uff0c\u5219\u80fd\u591f\u5f88\u5927\u7a0b\u5ea6\u4e0a\u51cf\u5c11CSRF\u653b\u51fb\u7684\u5371\u5bb3\u3002\u4f8b\u5982\uff0c\u7528\u6237\u4e0a\u7f51\u65f6\uff0c\u4e0d\u8981\u8f7b\u6613\u70b9\u51fb\u7f51\u7edc\u8bba\u575b\u3001\u804a\u5929\u5ba4\u3001\u5373\u65f6\u901a\u8baf\u5de5\u5177\u6216\u7535\u5b50\u90ae\u4ef6\u4e2d\u51fa\u73b0\u7684\u94fe\u63a5\u6216\u8005\u56fe\u7247\uff1b\u53ca\u65f6\u9000\u51fa\u957f\u65f6\u95f4\u4e0d\u4f7f\u7528\u7684\u5df2\u767b\u5f55\u8d26\u6237\uff0c\u5c24\u5176\u662f\u7cfb\u7edf\u7ba1\u7406\u5458\uff0c\u5e94\u5c3d\u91cf\u5728\u767b\u51fa\u7cfb\u7edf\u7684\u60c5\u51b5\u4e0b\u70b9\u51fb\u672a\u77e5\u94fe\u63a5\u548c\u56fe\u7247\u3002\u9664\u6b64\u4e4b\u5916\uff0c\u7528\u6237\u8fd8\u9700\u8981\u5728\u8fde\u63a5\u4e92\u8054\u7f51\u7684\u8ba1\u7b97\u673a\u4e0a\u5b89\u88c5\u5408\u9002\u7684\u5b89\u5168\u9632\u62a4\u8f6f\u4ef6\uff0c\u5e76\u53ca\u65f6\u66f4\u65b0\u8f6f\u4ef6\u5382\u5546\u53d1\u5e03\u7684\u7279\u5f81\u5e93\uff0c\u4ee5\u4fdd\u6301\u5b89\u5168\u8f6f\u4ef6\u5bf9\u6700\u65b0\u653b\u51fb\u7684\u5b9e\u65f6\u8ddf\u8e2a\u3002<\/p>\n
\u7531\u4e8e\u4ece\u6f0f\u6d1e\u7684\u53d1\u73b0\u5230\u8865\u4e01\u7684\u53d1\u5e03\u9700\u8981\u4e00\u5b9a\u7684\u65f6\u95f4\uff0c\u800c\u4e14\u76f8\u5f53\u6bd4\u4f8b\u7684\u5382\u5546\u5bf9\u6f0f\u6d1e\u53cd\u5e94\u4e0d\u79ef\u6781\uff0c\u518d\u52a0\u4e4b\u90e8\u5206\u7cfb\u7edf\u7ba1\u7406\u5458\u5bf9\u7cfb\u7edf\u8865\u4e01\u7684\u4e0d\u591f\u91cd\u89c6\uff0c\u8fd9\u4e9b\u90fd\u7ed9\u4e86\u653b\u51fb\u8005\u53ef\u4e58\u4e4b\u673a\u3002\u9274\u4e8e\u4e0a\u8ff0\u5404\u79cd\u60c5\u51b5\uff0c\u7528\u6237\u53ef\u4ee5\u501f\u52a9\u7b2c\u4e09\u65b9\u7684\u4e13\u4e1a\u5b89\u5168\u8bbe\u5907\u52a0\u5f3a\u5bf9CSRF\u6f0f\u6d1e\u7684\u9632\u5fa1\u3002<\/p>\n
CSRF\u653b\u51fb\u7684\u672c\u8d28\u662f\u653b\u51fb\u8005\u4f2a\u9020\u4e86\u5408\u6cd5\u7684\u8eab\u4efd\uff0c\u5bf9\u7cfb\u7edf\u8fdb\u884c\u8bbf\u95ee\u3002\u5982\u679c\u80fd\u591f\u8bc6\u522b\u51fa\u8bbf\u95ee\u8005\u7684\u4f2a\u9020\u8eab\u4efd\uff0c\u4e5f\u5c31\u80fd\u8bc6\u522bCSRF\u653b\u51fb\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u6709\u4e9b\u5382\u5546\u7684\u5b89\u5168\u4ea7\u54c1\u80fd\u57fa\u4e8e\u786c\u4ef6\u5c42\u9762\u5bf9HTTP\u5934\u90e8\u7684Referer\u5b57\u6bb5\u5185\u5bb9\u8fdb\u884c\u68c0\u67e5\u6765\u5feb\u901f\u51c6\u786e\u7684\u8bc6\u522bCSRF\u653b\u51fb\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e00\u3001CSRF\u6f0f\u6d1e\u9632\u5fa1 CSRF\u6f0f\u6d1e\u9632\u5fa1\u4e3b\u8981\u53ef\u4ee5\u4ece\u4e09\u4e2a\u5c42\u9762\u8fdb\u884c\uff0c\u5373\u670d\u52a1\u7aef\u7684\u9632\u5fa1\u3001\u7528\u6237\u7aef\u7684\u9632\u5fa1\u548c\u5b89\u5168\u8bbe\u5907\u7684\u9632\u5fa1\u3002 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15,4],"tags":[],"class_list":["post-765","post","type-post","status-publish","format-standard","hentry","category-csrf","category-web"],"_links":{"self":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/765","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/comments?post=765"}],"version-history":[{"count":1,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/765\/revisions"}],"predecessor-version":[{"id":766,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/765\/revisions\/766"}],"wp:attachment":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/media?parent=765"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/categories?post=765"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/tags?post=765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}