{"id":965,"date":"2026-03-28T00:25:05","date_gmt":"2026-03-28T00:25:05","guid":{"rendered":"https:\/\/blog.nimail.cn\/?p=965"},"modified":"2026-03-28T00:25:05","modified_gmt":"2026-03-28T00:25:05","slug":"%e5%bc%80%e5%8f%91%e8%80%85%e9%80%9f%e6%9f%a5-%e5%9c%a8%e7%ba%bfbase64%e8%a7%a3%e7%a0%81%e4%b8%8e%e8%a7%a3%e5%af%86%e5%ae%9e%e6%88%98%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/blog.nimail.cn\/best-articles\/%e5%bc%80%e5%8f%91%e8%80%85%e9%80%9f%e6%9f%a5-%e5%9c%a8%e7%ba%bfbase64%e8%a7%a3%e7%a0%81%e4%b8%8e%e8%a7%a3%e5%af%86%e5%ae%9e%e6%88%98%e6%8c%87%e5%8d%97\/","title":{"rendered":"\u5f00\u53d1\u8005\u901f\u67e5\uff1a\u5728\u7ebfbase64\u89e3\u7801\u4e0e\u89e3\u5bc6\u5b9e\u6218\u6307\u5357"},"content":{"rendered":"<div class=\"p-3\">\n<h2 class=\"h4 mb-3\">\u4e3a\u4ec0\u4e48\u8981\u61c2\u5728\u7ebfbase64\u89e3\u7801\u4e0ebase64\u89e3\u5bc6<\/h2>\n<p>\u4f5c\u4e3a\u5f00\u53d1\u8005\uff0c\u6211\u7ecf\u5e38\u5728\u65e5\u5fd7\u3001API\u8c03\u8bd5\u6216\u90ae\u4ef6\u5934\u91cc\u770b\u5230\u7ecf\u8fc7\u7f16\u7801\u7684\u5b57\u6bb5\uff0c\u9700\u8981\u5feb\u901f\u786e\u8ba4\u5185\u5bb9\u3002<strong>base64\u89e3\u7801<\/strong>\u5e76\u4e0d\u662f\u52a0\u5bc6\uff0c\u66f4\u591a\u662f\u4e3a\u4e86\u4f20\u8f93\u5b89\u5168\u6027\u4e0e\u517c\u5bb9\u6027\uff1b\u4f46\u5728\u5b9e\u8df5\u4e2d\u6211\u4eec\u4f1a\u7528\u5230\u5404\u79cd\u5728\u7ebf\u5de5\u5177\u6765\u505abase64\u5728\u7ebf\u89e3\u7801\u3001base64\u89e3\u5bc6\u6216base64url\u89e3\u7801\u3002\u4e0b\u9762\u628a\u6211\u5e38\u7528\u7684\u601d\u8def\u3001\u5728\u7ebf\u5de5\u5177\u6848\u4f8b\u548c\u4e00\u4e2aPython\u793a\u4f8b\u653e\u5728\u4e00\u5757\uff0c\u65b9\u4fbf\u67e5\u9605\u3002<\/p>\n<div class=\"alert alert-info\" role=\"alert\">\n    \u5e38\u89c1\u672f\u8bed\uff1a<span class=\"badge bg-primary me-1\">base64 \u89e3\u7801<\/span><span class=\"badge bg-secondary me-1\">b64\u89e3\u7801<\/span><span class=\"badge bg-success\">base64url\u89e3\u7801<\/span>\n  <\/div>\n<h3 class=\"h5 mt-4 mb-2\">\u5728\u7ebf\u5de5\u5177\u6848\u4f8b\uff1a\u5982\u4f55\u7528 nimail \u7684\u5728\u7ebf\u5de5\u5177\u5feb\u901f\u89e3\u7801<\/h3>\n<p>\u6211\u5e38\u7528\u7684\u4e00\u4e2a\u9875\u9762\u662f <a href=\"https:\/\/www.nimail.cn\/dev-tool\/base64-format.html\" target=\"_blank\" rel=\"noopener noreferrer\">nimail.cn \u7684 Base64 \u683c\u5f0f\u5de5\u5177<\/a>\uff0c\u5b83\u652f\u6301\u5728\u7ebfbase64\u89e3\u7801\u3001base64\u5728\u7ebf\u7f16\u7801\u3001base64\u5728\u7ebf\u89e3\u5bc6\u4ee5\u53ca base64url \u89e3\u7801\u3002\u5b9e\u9645\u64cd\u4f5c\u5f88\u76f4\u63a5\uff1a<\/p>\n<ul>\n<li>\u628a\u9700\u8981\u89e3\u7801\u7684\u5b57\u7b26\u4e32\u7c98\u8d34\u5230\u8f93\u5165\u6846\uff1b<\/li>\n<li>\u9009\u62e9\u666e\u901a <strong>base64<\/strong> \u6216 <strong>base64url<\/strong>\uff08\u9488\u5bf9 URL-safe \u7f16\u7801\uff09\uff1b<\/li>\n<li>\u70b9\u51fb\u89e3\u7801\u5373\u53ef\u67e5\u770b\u539f\u6587\u6216\u4e8c\u8fdb\u5236\u8f93\u51fa\u3002<\/li>\n<\/ul>\n<div class=\"card mb-3\">\n<div class=\"card-body\">\n<h4 class=\"card-title h6\">\u4e3a\u4ec0\u4e48\u533a\u5206 base64 \u4e0e base64url<\/h4>\n<p class=\"card-text\">\u6807\u51c6 base64 \u4f7f\u7528+\u548c\/\u4e24\u4e2a\u5b57\u7b26\uff0c\u5728 URL \u6216\u6587\u4ef6\u540d\u4e2d\u4f1a\u9020\u6210\u95ee\u9898\uff0cbase64url \u7528-\u548c_\u66ff\u4ee3\u3002\u5de5\u5177\u901a\u5e38\u4f1a\u63d0\u4f9b\u4e8c\u8005\u7684\u5207\u6362\uff0c\u786e\u4fdd\u4f60\u5f97\u5230\u6b63\u786e\u7684 <strong>base64\u89e3\u5bc6<\/strong> \u7ed3\u679c\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<h3 class=\"h5 mt-4 mb-2\">\u5b9e\u7528 Python \u793a\u4f8b\uff08\u5feb\u901f\u89e3\u7801\uff09<\/h3>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u5982\u4f55\u5728\u672c\u5730\u7528 Python \u505a <strong>base64\u89e3\u7801<\/strong> \u548c <strong>base64url\u89e3\u7801<\/strong>\uff0c\u9002\u5408\u5728\u65e0\u6cd5\u6216\u4e0d\u60f3\u4f7f\u7528\u5728\u7ebfbase64\u5728\u7ebf\u89e3\u5bc6\u65f6\u4f7f\u7528\uff1a<\/p>\n<pre class=\"bg-light p-3 rounded\"><code># Python 3 \u793a\u4f8b\uff1abase64 \u548c base64url \u89e3\u7801\nimport base64\n\ndef decode_base64(s: str) -> bytes:\n    # \u81ea\u52a8\u8865\u9f50 = \u7b26\u53f7\n    s = s.strip()\n    padding = len(s) % 4\n    if padding:\n        s += '=' * (4 - padding)\n    return base64.b64decode(s)\n\n\ndef decode_base64url(s: str) -> bytes:\n    s = s.strip()\n    padding = len(s) % 4\n    if padding:\n        s += '=' * (4 - padding)\n    return base64.urlsafe_b64decode(s)\n\n# \u793a\u4f8b\nprint(decode_base64('eyJrZXkiOiAidmFsdWUifQ=='))     # \u666e\u901a base64\nprint(decode_base64url('eyJrZXkiOiAidmFsdWUifQ'))   # base64url\uff08\u65e0=\uff09<\/code><\/pre>\n<h4 class=\"h6 mt-3\">\u793a\u4f8b\u8bf4\u660e<\/h4>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4f1a\u8f93\u51fa JSON \u539f\u6587\u3002\u6ce8\u610f\u5728\u5904\u7406 <strong>\u5728\u7ebfbase64\u89e3\u7801<\/strong> \u6216\u89e3\u6790 token\uff08\u5982 JWT\uff09\u65f6\uff0c\u5e38\u5e38\u9047\u5230\u7f3a\u5c11\u586b\u5145\u5b57\u7b26 = \u7684\u60c5\u51b5\uff0c\u6211\u4e60\u60ef\u5148\u8865\u9f50\u518d\u89e3\u7801\u3002<\/p>\n<div class=\"table-responsive\">\n<table class=\"table table-striped table-bordered w-100\">\n<thead>\n<tr>\n<th>\u573a\u666f<\/th>\n<th>\u4f7f\u7528\u65b9\u5f0f<\/th>\n<th>\u6ce8\u610f\u70b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u65e5\u5fd7\u8c03\u8bd5<\/td>\n<td>\u5728\u7ebfbase64\u89e3\u7801\u6216\u672c\u5730\u811a\u672c<\/td>\n<td>\u4e8c\u8fdb\u5236\u6216\u6587\u672c\u9700\u5224\u65ad\u7f16\u7801\uff08UTF-8\/GBK\uff09<\/td>\n<\/tr>\n<tr>\n<td>URL \u53c2\u6570<\/td>\n<td>\u4f7f\u7528 base64url \u89e3\u7801<\/td>\n<td>\u66ff\u6362 -_\/ \u5e76\u5904\u7406\u586b\u5145<\/td>\n<\/tr>\n<tr>\n<td>Token (JWT)<\/td>\n<td>\u5206\u6bb5\u89e3\u7801\uff08header\/payload\uff09<\/td>\n<td>payload \u89e3\u7801\u540e\u901a\u5e38\u662f JSON<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<div class=\"alert alert-warning mt-3\" role=\"alert\">\n    \u63d0\u9192\uff1a<strong>base64 \u89e3\u7801\u5728\u7ebf\u5de5\u5177<\/strong>\u65b9\u4fbf\u8c03\u8bd5\uff0c\u4f46\u4e0d\u8981\u628a\u654f\u611f\u51ed\u8bc1\u6216\u751f\u4ea7\u5bc6\u94a5\u76f4\u63a5\u7c98\u8d34\u5230\u4e0d\u53d7\u4fe1\u7684\u7f51\u7ad9\u3002\u5fc5\u8981\u65f6\u5728\u672c\u5730\u79bb\u7ebf\u89e3\u7801\uff0c\u6216\u4f7f\u7528\u53d7\u63a7\u7684\u811a\u672c\uff08\u5982\u4e0a\u9762\u7684 Python \u793a\u4f8b\uff09\u3002\n  <\/div>\n<h3 class=\"h5 mt-4 mb-2\">\u5c0f\u8d34\u58eb\uff1a\u5feb\u901f\u5b9a\u4f4d\u95ee\u9898<\/h3>\n<ol>\n<li>\u5982\u679c\u89e3\u7801\u5931\u8d25\uff0c\u5148\u5224\u65ad\u662f <strong>base64\u5728\u7ebf\u89e3\u7801<\/strong> \u8fd8\u662f <strong>base64url\u89e3\u7801<\/strong> \u5bfc\u81f4\u5b57\u7b26\u96c6\u4e0d\u540c\uff1b<\/li>\n<li>\u68c0\u67e5\u662f\u5426\u7f3a\u5c11\u586b\u5145 =\uff0c\u5f88\u591a\u5728\u7ebf\u5de5\u5177\u4f1a\u81ea\u52a8\u8865\u9f50\uff1b<\/li>\n<li>\u5bf9\u4e8e\u770b\u8d77\u6765\u662f\u4e71\u7801\u7684\u7ed3\u679c\uff0c\u5c1d\u8bd5\u4ee5 <strong>\u4e8c\u8fdb\u5236<\/strong> \u6216\u4e0d\u540c\u6587\u672c\u7f16\u7801\uff08UTF-8\/GBK\uff09\u67e5\u770b\u3002<\/li>\n<\/ol>\n<p>\u8981\u5feb\u901f\u5b9e\u8df5\uff0c\u4f60\u53ef\u4ee5\u6253\u5f00 <a href=\"https:\/\/www.nimail.cn\/dev-tool\/base64-format.html\" target=\"_blank\" rel=\"noopener noreferrer\">nimail.cn \u7684\u5728\u7ebf base64 \u5de5\u5177<\/a>\uff0c\u628a\u9700\u8981\u89e3\u7801\u7684\u5185\u5bb9\u7c98\u8d34\u4e0a\u53bb\u9009\u62e9\u76f8\u5e94\u6a21\u5f0f\uff0c\u901a\u5e38\u80fd\u7acb\u523b\u5f97\u5230 <strong>base64\u89e3\u7801\u5728\u7ebf<\/strong> \u6216 <strong>\u5728\u7ebfbase64\u89e3\u5bc6<\/strong> \u7684\u7ed3\u679c\u3002<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u9762\u5411\u5f00\u53d1\u8005\u7684\u5728\u7ebfbase64\u89e3\u7801\u4e0ebase64\u89e3\u5bc6\u5b9e\u6218\u6307\u5357\uff0c\u542bPython\u793a\u4f8b\u548cnimail.cn\u5728\u7ebf\u5de5\u5177\u6848\u4f8b\uff0c\u8986\u76d6base64\u3001base64url\u7b49\u5e38\u89c1\u573a\u666f\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":[213,214,170],"class_list":{"0":"post-965","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-best-articles","7":"tag-base64","9":"tag-base64-base64url"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - 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