{"id":697,"date":"2026-09-19T19:16:33","date_gmt":"2026-09-19T11:16:33","guid":{"rendered":"https:\/\/cookie-qwq.xyz\/?p=697"},"modified":"2026-09-19T19:17:10","modified_gmt":"2026-09-19T11:17:10","slug":"csrf%e7%9a%84%e9%98%b2%e5%be%a1","status":"publish","type":"post","link":"https:\/\/blog.cookie-qwq.xyz\/index.php\/2026\/09\/19\/csrf%e7%9a%84%e9%98%b2%e5%be%a1\/","title":{"rendered":"CSRF\u7684\u9632\u5fa1"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">1. \u9a8c\u8bc1\u7801<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CSRF\u653b\u51fb\u7528\u6237\u5728\u4e0d\u77e5\u60c5\u7684\u60c5\u51b5\u4e0b\u6784\u9020\u4e86\u7f51\u7edc\u8bf7\u6c42\uff0c\u800c\u9a8c\u8bc1\u7801\u5219\u5f3a\u5236\u7528\u6237\u5fc5\u987b\u4e0e\u5e94\u7528\u8fdb\u884c\u4ea4\u4e92\uff0c\u624d\u80fd\u5b8c\u6210\u6700\u7ec8\u7684\u8bf7\u6c42\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. Referer\u6821\u9a8c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Referer\u6821\u9a8c\u5728\u4e92\u8054\u7f51\u4e2d\u6700\u5e38\u89c1\u7684\u5e94\u7528\u5c31\u662f\u201c\u9632\u6b62\u56fe\u7247\u76d7\u94fe\u201d\u3002\u540c\u7406\uff0cReferer\u6821\u9a8c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u68c0\u67e5\u8bf7\u6c42\u662f\u5426\u6765\u81ea\u5408\u6cd5\u7684\u201c\u6e90\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. Cookie\u7684SameSite\u5c5e\u6027<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cookie\u7684SameSite\u5c5e\u6027\uff0c\u53ef\u4ee5\u63a7\u5236Cookie\u5728\u8de8\u7ad9\u70b9\u8bf7\u6c42\u4e2d\u662f\u5426\u751f\u6548\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4.Anti-CSRF Token<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uff081\uff09Token\u539f\u7406<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u628a\u53c2\u6570\u52a0\u5bc6\u6216\u8005\u4f7f\u7528\u7b7e\u540d\uff0c\u8ba9\u653b\u51fb\u8005\u65e0\u6cd5\u751f\u6210\u53c2\u6570\u503c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a\u4e00\u4e2a\u5220\u9664\u64cd\u4f5c\u7684URL\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"http:\/\/host\/path\/delete?username=abc&amp;item=123\">http:\/\/host\/path\/delete?username=abc&amp;item=123<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u628a\u5176\u4e2d\u7684username\u53c2\u6570\u6539\u6210\u54c8\u5e0c\u503c\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"http:\/\/host\/path\/delete?username=md5(salt+abc)&amp;item=123\">http:\/\/host\/path\/delete?username=md5(salt+abc)&amp;item=123<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u5728\u653b\u51fb\u8005\u4e0d\u77e5\u9053salt\u7684\u60c5\u51b5\u4e0b\uff0c\u662f\u65e0\u6cd5\u6784\u9020\u51fa\u8fd9\u4e2aURL\u7684\uff0c\u56e0\u6b64\u4e5f\u5c31\u65e0\u6cd5\u4eceCSRF\u653b\u51fb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u670d\u52a1\u5668\u6765\u8bf4\uff0c\u53ef\u4ee5\u4eceSession\u6216Cookie\u4e2d\u83b7\u53d6\u201cusername=abc\u201d\u7684\u503c\uff0c\u518d\u7ed3\u5408salt\u5bf9\u6574\u4e2a\u8bf7\u6c42\u8fdb\u884c\u9a8c\u8bc1\uff0c\u6b63\u5e38\u8bf7\u6c42\u4f1a\u88ab\u8ba4\u4e3a\u662f\u5408\u6cd5\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u662f\u8fd9\u4e2a\u65b9\u6cd5\u4e5f\u5b58\u5728\u95ee\u9898\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2460\u3001\u52a0\u5bc6\u6216\u7b7e\u540d\u540e\u7684URL\u5c06\u53d8\u5f97\u975e\u5e38\u96be\u8bfb\uff0c\u5bf9\u7528\u6237\u975e\u5e38\u4e0d\u53cb\u597d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2461\u3001\u5982\u679c\u52a0\u5bc6\u7684\u53c2\u6570\u6bcf\u6b21\u90fd\u4f1a\u53d8\uff0c\u5219\u67d0\u4e9bURL\u5c06\u65e0\u6cd5\u518d\u88ab\u7528\u6237\u6536\u85cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2462\u3001\u666e\u901a\u7684\u53c2\u6570\u5982\u679c\u88ab\u52a0\u5bc6\u6216\u54c8\u5e0c\uff0c\u5c06\u4f1a\u7ed9\u6570\u636e\u5206\u6790\u5de5\u4f5c\u5e26\u6765\u5f88\u5927\u7684\u56f0\u6270\uff0c\u56e0\u4e3a\u6570\u636e\u5206\u6790\u5de5\u7a0b\u5e38\u5e38\u9700\u8981\u53c2\u6570\u7684\u660e\u6587\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uff082\uff09Anti-CSRF Token<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">URL\u4fdd\u6301\u539f\u53c2\u6570\u4e0d\u53d8\uff0c\u65b0\u589e\u4e00\u4e2a\u53c2\u6570Token\uff0c\u8fd9\u4e2aToken\u7684\u503c\u662f\u968f\u673a\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"http:\/\/host\/path\/delete?username=abc&amp;item=123&amp;token=%5brandom(seed)\">http:\/\/host\/path\/delete?username=abc&amp;item=123&amp;token=[random(seed)<\/a>]<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Token\u7684\u503c\u9700\u8981\u8db3\u591f\u968f\u673a\uff0c\u5fc5\u987b\u4f7f\u7528\u8db3\u591f\u5b89\u5168\u7684\u968f\u673a\u6570\u751f\u6210\u7b97\u6cd5\u7b49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Token\u4e5f\u9700\u8981\u88ab\u653e\u5230\u8868\u5355\u4e2d\uff0c\u5728\u63d0\u4ea4\u8bf7\u6c42\u65f6\uff0c\u670d\u52a1\u5668\u53ea\u9700\u9a8c\u8bc1\u8868\u5355\u4e2d\u7684Token\u4e0e\u7528\u6237Session\uff08\u6216Cookie\uff09\u4e2d\u7684Token\u662f\u5426\u4e00\u81f4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4e00\u81f4\uff0c\u5c31\u8ba4\u4e3a\u662f\u5408\u6cd5\u8bf7\u6c42\uff0c\u4e0d\u4e00\u81f4\u6709\u4e00\u4e2a\u4e3a\u7a7a\uff0c\u5c31\u8ba4\u4e3a\u4e0d\u5408\u6cd5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uff083\uff09\u5728HTTP\u5934\u4e2d\u63d2\u5165Token\u5b57\u6bb5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">JavaScript\u4ee3\u7801\u53d1\u8d77\u8bf7\u6c42\u65f6\u867d\u7136\u4e5f\u53ef\u4ee5\u5f80POST\u6570\u636e\u4e2d\u6dfb\u52a0\u4e00\u4e2aToken\uff0c\u4f46\u662f\u8fd9\u6837\u7684\u8bdd\uff0c\u5728\u4ee3\u7801\u4e2d\u6bcf\u6b21\u6784\u9020POST\u6570\u636e\u65f6\u90fd\u9700\u8981\u5f80\u91cc\u9762\u63d2\u5165Token\u3002\u6240\u4ee5\u53ef\u4ee5\u5728HTTP\u5934\u4e2d\u63d2\u5165Token\u5b57\u6bb5\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/cookie-qwq.xyz\/wp-content\/uploads\/2026\/09\/image-338-1024x382.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"382\" data-original=\"https:\/\/cookie-qwq.xyz\/wp-content\/uploads\/2026\/09\/image-338-1024x382.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-699\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u5728\u6e32\u67d3HTML\u9875\u9762\u65f6\uff0c\u5c06Token\u653e\u5728&lt;meta>\u6807\u7b7e\u4e2d\uff0cJavaScript\u4ee3\u7801\u8981\u4f7f\u7528\u65f6\u5728\u8bfb\u53d6\u5176\u5185\uff08\u5982\u4e0a\u9762\u7684\u4ee3\u7801\u793a\u4f8b\uff09\uff0c\u6216\u8005\u8bfb\u53d6Cookie\u4e2d\u7684Token\u4e5f\u884c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uff084\uff09\u6ce8\u610f\u4e8b\u9879<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u4f7f\u7528Anti-CSRF Token\u7684\u6ce8\u610f\u4e8b\u9879\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br>\u2460\u3001\u7528\u6765\u9632\u5fa1CSRF\u653b\u51fb\u7684Token\uff0c\u662f\u6839\u636e\u201c\u4e0d\u53ef\u9884\u6d4b\u6027\u201d\u539f\u5219\u8bbe\u8ba1\u7684\u65b9\u6848\uff0c\u6240\u4ee5Token\u7684\u751f\u6210\u4e00\u5b9a\u8981\u8db3\u591f\u968f\u673a\u5316\uff0c\u9700\u8981\u4f7f\u7528\u5b89\u5168\u7684\u968f\u673a\u6570\u751f\u6210\u5668\u751f\u6210Token\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2461\u3001\u8fd9\u4e2aToken\u7684\u76ee\u7684\u4e0d\u662f\u4e3a\u4e86\u9632\u6b62\u91cd\u590d\u63d0\u4ea4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2462\u3001\u6709\u4e00\u4e9b\u5176\u4ed6\u7684\u9014\u5f84\u53ef\u80fd\u5bfc\u81f4Token\u6cc4\u9732\uff0c\u4f8b\u5982\uff1aXSS\u6f0f\u6d1e\u548c\u4e00\u4e9b\u8de8\u57df\u6f0f\u6d1e\uff08JSONP\u8de8\u57df\u4fe1\u606f\u6cc4\u9732\u7b49\uff09\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. \u9a8c\u8bc1\u7801 CSRF\u653b\u51fb\u7528\u6237\u5728\u4e0d\u77e5\u60c5\u7684\u60c5\u51b5\u4e0b\u6784\u9020\u4e86\u7f51\u7edc\u8bf7\u6c42\uff0c\u800c\u9a8c\u8bc1\u7801\u5219\u5f3a\u5236\u7528\u6237\u5fc5\u987b\u4e0e\u5e94\u7528\u8fdb\u884c\u4ea4\u4e92\uff0c\u624d\u80fd\u5b8c\u6210\u6700 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[24],"class_list":["post-697","post","type-post","status-publish","format-standard","hentry","category-archives","tag-csrf"],"_links":{"self":[{"href":"https:\/\/blog.cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/posts\/697","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/comments?post=697"}],"version-history":[{"count":2,"href":"https:\/\/blog.cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/posts\/697\/revisions"}],"predecessor-version":[{"id":701,"href":"https:\/\/blog.cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/posts\/697\/revisions\/701"}],"wp:attachment":[{"href":"https:\/\/blog.cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/media?parent=697"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/categories?post=697"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.cookie-qwq.xyz\/index.php\/wp-json\/wp\/v2\/tags?post=697"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}