{"id":921,"date":"2026-03-14T00:24:19","date_gmt":"2026-03-14T00:24:19","guid":{"rendered":"https:\/\/blog.nimail.cn\/?p=921"},"modified":"2026-03-14T00:24:19","modified_gmt":"2026-03-14T00:24:19","slug":"2024%e5%b9%b4%e8%85%be%e8%ae%af%e5%bc%80%e5%8f%91%e8%80%85%e5%bf%85%e7%9c%8b-jwt%e8%a7%a3%e6%9e%90%e5%85%a8%e6%94%bb%e7%95%a5","status":"publish","type":"post","link":"https:\/\/blog.nimail.cn\/best-articles\/2024%e5%b9%b4%e8%85%be%e8%ae%af%e5%bc%80%e5%8f%91%e8%80%85%e5%bf%85%e7%9c%8b-jwt%e8%a7%a3%e6%9e%90%e5%85%a8%e6%94%bb%e7%95%a5\/","title":{"rendered":"2024\u5e74\u817e\u8baf\u5f00\u53d1\u8005\u5fc5\u770b\uff1aJWT\u89e3\u6790\u5168\u653b\u7565"},"content":{"rendered":"<h2 class=\"mt-4\">JWT\u662f\u4ec0\u4e48\uff1f\u2014\u2014\u4ece\u6982\u5ff5\u5230\u7ed3\u6784\u7684\u5feb\u901f\u62c6\u89e3<\/h2>\n<p>JSON Web Token\uff08<strong>JWT<\/strong>\uff09\u662f\u4e00\u79cd\u57fa\u4e8e <code>JSON<\/code> \u7684 <strong>Token<\/strong> \u65b9\u6848\uff0c\u5e38\u7528\u4e8e <em>\u8eab\u4efd\u8ba4\u8bc1<\/em> \u4e0e <em>\u4fe1\u606f\u4ea4\u6362<\/em>\u3002\u5b83\u7531\u4e09\u6bb5 <code>Base64Url<\/code> \u7f16\u7801\u7684\u5b57\u7b26\u4e32\u7ec4\u6210\uff1a<span class=\"badge bg-success\">Header<\/span>\u3001<span class=\"badge bg-success\">Payload<\/span>\u3001<span class=\"badge bg-success\">Signature<\/span>\uff0c\u7528\u70b9\u53f7 <code>.<\/code> \u8fde\u63a5\u3002<\/p>\n<div class=\"alert alert-primary\" role=\"alert\">\n  JWT \u7684\u6838\u5fc3\u4f18\u52bf\u5728\u4e8e <strong>\u65e0\u72b6\u6001<\/strong>\u3001<strong>\u8de8\u57df\u53cb\u597d<\/strong>\uff0c\u4ee5\u53ca\u53ef\u4ee5\u5728\u524d\u7aef\u76f4\u63a5\u8bfb\u53d6 payload \u5185\u5bb9\u8fdb\u884c\u4e1a\u52a1\u5224\u65ad\u3002\n<\/div>\n<h3 class=\"mt-3\">\u7ed3\u6784\u7ec6\u8282<\/h3>\n<table class=\"table table-striped\">\n<thead>\n<tr>\n<th>\u90e8\u5206<\/th>\n<th>\u4f5c\u7528<\/th>\n<th>\u5178\u578b\u5b57\u6bb5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Header<\/td>\n<td>\u58f0\u660e token \u7c7b\u578b\u53ca\u7b7e\u540d\u7b97\u6cd5<\/td>\n<td>alg\u3001typ<\/td>\n<\/tr>\n<tr>\n<td>Payload<\/td>\n<td>\u643a\u5e26\u4e1a\u52a1\u6570\u636e\uff08claims\uff09<\/td>\n<td>sub\u3001exp\u3001iat\u3001nbf\u3001aud\u3001custom claim<\/td>\n<\/tr>\n<tr>\n<td>Signature<\/td>\n<td>\u9632\u7be1\u6539\u6821\u9a8c<\/td>\n<td>HMACSHA256\u3001RS256 \u7b49<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 class=\"mt-5\">\u5b9e\u6218\uff1a\u4f7f\u7528\u5728\u7ebf\u5de5\u5177\u548c Python \u5b8c\u6210 JWT \u89e3\u6790<\/h2>\n<p>\u4e0b\u9762\u4ee5 <a href=\"https:\/\/www.nimail.cn\/dev-tool\/jwt-format.html\" target=\"_blank\" class=\"badge bg-info text-decoration-none\">JWT \u5728\u7ebf\u89e3\u6790<\/a> \u4e3a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5feb\u901f\u83b7\u53d6 token \u7684 Header \u4e0e Payload \u4fe1\u606f\u3002<\/p>\n<div class=\"card mb-4\">\n<div class=\"card-body\">\n<h5 class=\"card-title\">\u6b65\u9aa4\u6982\u89c8<\/h5>\n<ol class=\"list-group list-group-numbered\">\n<li class=\"list-group-item\">\u6253\u5f00\u5728\u7ebf\u89e3\u6790\u9875\u9762\uff0c\u7c98\u8d34\u4f60\u7684 JWT\u3002<\/li>\n<li class=\"list-group-item\">\u70b9\u51fb\u300c\u89e3\u6790\u300d\u6309\u94ae\uff0c\u5373\u53ef\u770b\u5230\u89e3\u7801\u540e\u7684 JSON\u3002<\/li>\n<li class=\"list-group-item\">\u82e5\u9700\u8981\u9a8c\u8bc1\u7b7e\u540d\uff0c\u53ef\u5728\u9875\u9762\u63d0\u4f9b\u7684 <code>Secret<\/code> \u8f93\u5165\u6846\u4e2d\u586b\u5165\u5bc6\u94a5\u3002<\/li>\n<\/ol><\/div>\n<\/div>\n<p>\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\uff0c\u5f80\u5f80\u9700\u8981\u5728\u540e\u7aef\u8fdb\u884c\u540c\u6837\u7684\u89e3\u6790\u4e0e\u6821\u9a8c\u3002\u4e0b\u9762\u7ed9\u51fa\u4e00\u4e2a\u7b80\u6d01\u7684 <strong>Python<\/strong> \u793a\u4f8b\uff0c\u6f14\u793a\u5982\u4f55\u4f7f\u7528 <code>PyJWT<\/code> \u5b8c\u6210 <strong>JWT \u89e3\u7801<\/strong> \u4e0e <strong>\u6821\u9a8c<\/strong>\uff1a<\/p>\n<pre><code class=\"language-python\">import jwt\n\n# \u793a\u4f8b JWT\uff08\u8bf7\u66ff\u6362\u4e3a\u771f\u5b9e token\uff09\ntoken = \"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTYiLCJleHAiOjE3MDU2MDAwMDAsImlhdCI6MTY5OTk5OTk5OX0.5K4YVJZz8X3aGzKk9lXU5tQ9V6A7c3W2tV5l2Z8Y9sU\"\n\n# \u670d\u52a1\u5668\u7aef\u5bc6\u94a5\uff08HS256 \u573a\u666f\uff09\nsecret = \"your-secret-key\"\n\n# \u89e3\u7801\u5e76\u6821\u9a8c token\uff08\u82e5\u7b7e\u540d\u4e0d\u5339\u914d\u6216\u5df2\u8fc7\u671f\u4f1a\u629b\u5f02\u5e38\uff09\ntry:\n    payload = jwt.decode(token, secret, algorithms=[\"HS256\"])\n    print(\"\u2705 Payload:\", payload)\nexcept jwt.ExpiredSignatureError:\n    print(\"\u26a0\ufe0f Token \u5df2\u8fc7\u671f\")\nexcept jwt.InvalidTokenError as e:\n    print(\"\u274c Invalid token:\", e)\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u5c55\u793a\u4e86\u4e09\u4e2a\u5173\u952e\u70b9\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528 <code>jwt.decode<\/code> \u540c\u65f6\u5b8c\u6210 <strong>\u89e3\u7801<\/strong> \u4e0e <strong>\u7b7e\u540d\u6821\u9a8c<\/strong>\u3002<\/li>\n<li>\u6355\u83b7 <code>ExpiredSignatureError<\/code> \u4ee5\u5904\u7406 <em>token \u5931\u6548<\/em> \u573a\u666f\u3002<\/li>\n<li>\u901a\u8fc7\u5f02\u5e38\u6355\u83b7\u786e\u4fdd <em>\u975e\u6cd5 token<\/em> \u4e0d\u4f1a\u5bfc\u81f4\u7cfb\u7edf\u5d29\u6e83\u3002<\/li>\n<\/ul>\n<div class=\"alert alert-warning\" role=\"alert\">\n  \u6ce8\u610f\uff1a\u5728\u751f\u4ea7\u73af\u5883\u8bf7\u52a1\u5fc5\u4f7f\u7528 HTTPS\uff0c\u907f\u514d token \u5728\u7f51\u7edc\u4f20\u8f93\u4e2d\u88ab\u7a83\u53d6\uff1b\u540c\u65f6\uff0c<strong>\u4e0d\u8981\u5728\u524d\u7aef\u786c\u7f16\u7801 secret<\/strong>\uff0c\u6240\u6709\u7b7e\u540d\u6821\u9a8c\u5e94\u5728\u540e\u7aef\u5b8c\u6210\u3002\n<\/div>\n<p>\u7ed3\u5408\u5728\u7ebf\u89e3\u6790\u5de5\u5177\u4e0e\u540e\u7aef\u4ee3\u7801\uff0c\u4f60\u53ef\u4ee5\u5feb\u901f\u5b8c\u6210 <strong>JWT \u89e3\u6790<\/strong>\u3001<strong>\u89e3\u5bc6<\/strong>\uff08\u82e5\u4f7f\u7528\u5bf9\u79f0\u52a0\u5bc6\uff09\u4ee5\u53ca <strong>TOKEN \u9a8c\u8bc1<\/strong>\uff0c\u4e3a\u4e1a\u52a1\u7cfb\u7edf\u63d0\u4f9b\u53ef\u9760\u7684\u8eab\u4efd\u9274\u6743\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u5256\u6790 JWT \u7684\u7ed3\u6784\u4e0e\u7528\u9014\uff0c\u7ed3\u5408 https:\/\/www.nimail.cn\/dev-tool\/jwt-format.html \u5728\u7ebf\u5de5\u5177\uff0c\u63d0\u4f9b Python \u793a\u4f8b\u4ee3\u7801\u4e0e\u5b9e\u6218\u8868\u683c\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u638c\u63e1 JWT \u89e3\u6790\u3001\u89e3\u5bc6\u4e0e\u9a8c\u8bc1\u6280\u5de7\u3002<\/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":[40,72,51],"class_list":["post-921","post","type-post","status-publish","format-standard","hentry","category-best-articles","tag-jwt","tag-jwt-token"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>2024\u5e74\u817e\u8baf\u5f00\u53d1\u8005\u5fc5\u770b\uff1aJWT\u89e3\u6790\u5168\u653b\u7565 - nimail blog<\/title>\n<meta name=\"description\" content=\"\u6df1\u5165\u5256\u6790 JWT \u7684\u7ed3\u6784\u4e0e\u7528\u9014\uff0c\u7ed3\u5408 https:\/\/www.nimail.cn\/dev-tool\/jwt-format.html \u5728\u7ebf\u5de5\u5177\uff0c\u63d0\u4f9b Python 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