{"id":912,"date":"2026-03-11T12:24:32","date_gmt":"2026-03-11T12:24:32","guid":{"rendered":"https:\/\/blog.nimail.cn\/?p=912"},"modified":"2026-03-11T12:24:32","modified_gmt":"2026-03-11T12:24:32","slug":"2026%e8%85%be%e8%ae%af%e5%b7%a5%e7%a8%8b%e5%b8%88%e7%9a%84base64%e8%a7%a3%e7%a0%81%e6%89%8b%e5%86%8c","status":"publish","type":"post","link":"https:\/\/blog.nimail.cn\/best-articles\/2026%e8%85%be%e8%ae%af%e5%b7%a5%e7%a8%8b%e5%b8%88%e7%9a%84base64%e8%a7%a3%e7%a0%81%e6%89%8b%e5%86%8c\/","title":{"rendered":"2026\u817e\u8baf\u5de5\u7a0b\u5e08\u7684base64\u89e3\u7801\u624b\u518c"},"content":{"rendered":"<h2 class='mt-3'>\u5feb\u901f\u4e0a\u624b\uff1a\u5728\u7ebfbase64\u89e3\u7801\u4e0e\u7f16\u7801<\/h2>\n<p>\u4f5c\u4e3a\u4e00\u540d\u5728\u5927\u5382\u80cc\u666f\u4e0b\u5de5\u4f5c\u7684\u5f00\u53d1\u8005\uff0c\u6211\u5728\u65e5\u5e38\u8c03\u8bd5\u548c\u6570\u636e\u5904\u7406\u65f6\u9891\u7e41\u9047\u5230 <strong>base64\u89e3\u7801<\/strong> \u7684\u9700\u6c42\u3002\u65e0\u8bba\u662f\u65e5\u5fd7\u91cc\u7684 b64 \u7f16\u7801\u3001\u63a5\u53e3\u4e2d\u4f20\u8f93\u7684 <strong>base64url\u89e3\u7801<\/strong>\uff0c\u8fd8\u662f\u4e34\u65f6\u9700\u8981\u7528\u5230\u7684 <strong>base64\u5728\u7ebf\u89e3\u7801<\/strong>\/ <strong>\u5728\u7ebfbase64\u89e3\u7801<\/strong> \u5de5\u5177\uff0c\u638c\u63e1\u51e0\u4e2a\u5b9e\u7528\u65b9\u6cd5\u80fd\u5927\u5e45\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n<div class='alert alert-info' role='alert'>\n  \u5c0f\u63d0\u793a\uff1a\u5982\u679c\u5b57\u7b26\u4e32\u6765\u81ea\u4e0d\u53ef\u4fe1\u6765\u6e90\uff0c\u5148\u505a\u5b89\u5168\u68c0\u67e5\u518d\u89e3\u7801\uff0c\u907f\u514d\u6ce8\u5165\u6216\u6076\u610f\u6570\u636e\u5bfc\u81f4\u7684\u95ee\u9898\u3002\n<\/div>\n<h3 class='mt-4'>\u5b9e\u8df5\u6848\u4f8b\uff1a\u4f7f\u7528 nimail \u7684\u5728\u7ebf\u5de5\u5177<\/h3>\n<div class='card mb-3'>\n<div class='card-body'>\n<h4 class='card-title'>nimail \u5728\u7ebf base64 \u5de5\u5177<\/h4>\n<p class='card-text'>\u63a8\u8350\u4e00\u4e2a\u597d\u7528\u7684\u5b9e\u4f8b\uff1a<a href='https:\/\/www.nimail.cn\/dev-tool\/base64-format.html' target='_blank' rel='noopener'>https:\/\/www.nimail.cn\/dev-tool\/base64-format.html<\/a> \u3002\u8be5\u9875\u9762\u652f\u6301 <strong>base64\u5728\u7ebf\u7f16\u7801<\/strong>\u3001<strong>base64\u5728\u7ebf\u89e3\u5bc6<\/strong> \u3001\u683c\u5f0f\u5316\u548c <strong>base64url\u89e3\u7801<\/strong> \u7b49\u5e38\u89c1\u529f\u80fd\uff0c\u754c\u9762\u6e05\u6670\u3001\u54cd\u5e94\u5feb\u901f\uff0c\u9002\u5408\u5f00\u53d1\u548c\u8c03\u8bd5\u573a\u666f\u3002<\/p>\n<p>    <a href='https:\/\/www.nimail.cn\/dev-tool\/base64-format.html' class='btn btn-primary' target='_blank' rel='noopener'>\u6253\u5f00 nimail \u5de5\u5177<\/a>\n  <\/div>\n<\/div>\n<h4>\u4ec0\u4e48\u65f6\u5019\u9009\u5728\u7ebf\u5de5\u5177\uff1f<\/h4>\n<ul>\n<li>\u5feb\u901f\u9a8c\u7801\uff1a\u4e34\u65f6\u9a8c\u8bc1\u63a5\u53e3\u8fd4\u56de\u7684 <strong>base64 \u89e3\u7801<\/strong> \u7ed3\u679c\u3002<\/li>\n<li>\u517c\u5bb9\u6027\u68c0\u6d4b\uff1a\u9a8c\u8bc1\u662f\u5426\u662f\u6807\u51c6\u7684 <strong>base64<\/strong> \u6216 <strong>base64url<\/strong> \u7f16\u7801\u3002<\/li>\n<li>\u8c03\u8bd5\u4e0e\u793a\u4f8b\uff1a\u5f53\u4f60\u9700\u8981\u628a\u7f16\u7801\u6837\u672c\u53d1\u7ed9\u540c\u4e8b\u6216\u5199\u6587\u6863\u65f6\u3002<\/li>\n<\/ul>\n<div class='alert alert-warning' role='alert'>\n  \u6ce8\u610f\uff1a\u5728\u7ebf\u5de5\u5177\u4fbf\u6377\u4f46\u4e0d\u5b9c\u4e0a\u4f20\u654f\u611f\u6570\u636e\uff0c\u63a8\u8350\u5728\u672c\u5730\u73af\u5883\u6216\u53d7\u4fe1\u7f51\u7edc\u5185\u4f7f\u7528 <strong>base\u89e3\u7801<\/strong> \u529f\u80fd\u3002<\/div>\n<h3 class='mt-4'>\u5f00\u53d1\u8005\u5b9e\u64cd\uff1aPython \u793a\u4f8b<\/h3>\n<p>\u4e0b\u9762\u7ed9\u51fa\u4e00\u4e2a\u7b80\u6d01\u7684 Python \u4f8b\u5b50\uff0c\u6db5\u76d6\u6807\u51c6 <strong>base64 \u89e3\u7801<\/strong>\u3001<strong>base64url \u89e3\u7801<\/strong> \u4ee5\u53ca\u5f02\u5e38\u5904\u7406\uff0c\u9002\u5408\u653e\u5165\u811a\u672c\u6216\u5728\u7ebf\u8c03\u8bd5\u73af\u5883\uff1a<\/p>\n<div class='card mb-3'>\n<div class='card-body'>\n<pre style='white-space:pre-wrap;overflow:auto;'><code class='language-python'>import base64\n\n# \u6807\u51c6 base64 \u89e3\u7801\ndef decode_base64(s: str) -> bytes:\n    s = s.strip()\n    try:\n        return base64.b64decode(s, validate=True)\n    except Exception:\n        # \u5c1d\u8bd5\u8865\u9f50 padding\n        padding = '=' * (-len(s) % 4)\n        return base64.b64decode(s + padding)\n\n# base64url \u89e3\u7801\ndef decode_base64url(s: str) -> bytes:\n    s = s.replace('-', '+').replace('_', '\/')\n    padding = '=' * (-len(s) % 4)\n    return base64.b64decode(s + padding)\n\n# \u4f7f\u7528\u793a\u4f8b\nif __name__ == '__main__':\n    encoded = 'SGVsbG8sIFdvcmxkIQ=='\n    print(decode_base64(encoded).decode('utf-8'))\n\n    url_encoded = 'SGVsbG8sX1dvcmxkIQ'  # base64url \u793a\u4f8b\n    print(decode_base64url(url_encoded).decode('utf-8'))<\/code><\/pre>\n<\/p><\/div>\n<\/div>\n<h4 class='mt-3'>\u5bf9\u6bd4\u8868\uff1abase64 \u4e0e base64url<\/h4>\n<div class='table-responsive mb-3'>\n<table class='table table-striped'>\n<thead>\n<tr>\n<th>\u7c7b\u578b<\/th>\n<th>\u5b57\u7b26\u96c6\u5dee\u5f02<\/th>\n<th>\u5178\u578b\u7528\u9014<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>base64<\/td>\n<td>\u4f7f\u7528 + \/ \u5e76\u6709 = \u586b\u5145<\/td>\n<td>\u90ae\u4ef6\u3001\u4f20\u7edf\u4e8c\u8fdb\u5236\u7f16\u7801<\/td>\n<\/tr>\n<tr>\n<td>base64url<\/td>\n<td>\u4f7f\u7528 &#8211; _\uff0c\u901a\u5e38\u53bb\u6389 =\uff0cURL \u5b89\u5168<\/td>\n<td>JWT\u3001URL \u53c2\u6570\u3001Web Token<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3 class='mt-4'>\u5feb\u901f\u6280\u5de7\u4e0e\u6ce8\u610f\u4e8b\u9879<\/h3>\n<ul>\n<li><strong>\u68c0\u6d4b\u683c\u5f0f\uff1a<\/strong>\u5148\u5224\u65ad\u5b57\u7b26\u4e32\u662f\u5426\u5305\u542b &#8216;-&#8216; \u6216 &#8216;_&#8217; \u6765\u5224\u65ad\u662f\u5426\u4e3a <strong>base64url\u89e3\u7801<\/strong> \u7684\u5019\u9009\u3002<\/li>\n<li><strong>\u8865\u9f50 padding\uff1a<\/strong>\u5f88\u591a\u5728\u7ebf\u5de5\u5177\uff08\u5982 nimail\uff09\u4f1a\u81ea\u52a8\u8865\u9f50\uff0c\u4f46\u811a\u672c\u4e2d\u8981\u624b\u52a8\u5904\u7406 &#8216;=&#8217; \u586b\u5145\u3002<\/li>\n<li><strong>\u7f16\u7801\u6807\u7b7e\uff1a<\/strong>\u5728\u63a5\u53e3\u91cc\u6807\u6ce8\u4e3a <em>base64<\/em>\u3001<em>b64\u89e3\u7801<\/em> \u6216 <em>64\u89e3\u7801<\/em>\uff0c\u53ef\u4ee5\u8ba9\u4f7f\u7528\u65b9\u66f4\u660e\u786e\u3002<\/li>\n<\/ul>\n<div class='alert alert-success' role='alert'>\n  \u5173\u952e\u8bcd\u901f\u89c8\uff1a<span class='badge bg-primary me-1'>base64\u89e3\u7801<\/span><span class='badge bg-secondary me-1'>base64\u5728\u7ebf\u89e3\u7801<\/span><span class='badge bg-info text-dark me-1'>base64 \u89e3\u5bc6<\/span><span class='badge bg-warning text-dark'>\u5728\u7ebfbase64<\/span>\n<\/div>\n<p>\u5728\u5b9e\u9645\u5de5\u4f5c\u4e2d\uff0c\u6211\u4f1a\u7ed3\u5408 <strong>base64\u5728\u7ebf\u89e3\u5bc6<\/strong> \u5de5\u5177\u4e0e\u672c\u5730\u811a\u672c\uff08\u652f\u6301 <strong>base64\u89e3\u5bc6\u5728\u7ebf<\/strong> \u9a8c\u8bc1\uff09\u8fdb\u884c\u4ea4\u53c9\u68c0\u67e5\u3002\u5217\u51fa\u5e38\u7528\u5173\u952e\u8bcd\u65b9\u4fbf\u68c0\u7d22\u4e0e\u534f\u4f5c\uff1abase64\u89e3\u7801, base64\u5728\u7ebf\u89e3\u7801, base64\u89e3\u5bc6, \u5728\u7ebfbase64, \u5728\u7ebfbase64\u89e3\u7801, base64 \u89e3\u7801, base64\u5728\u7ebf, base\u89e3\u7801, 64\u89e3\u7801, b64\u89e3\u7801, base64\u89e3\u7801\u5728\u7ebf, base64\u5728\u7ebf\u7f16\u7801, base64\u5728\u7ebf\u89e3\u5bc6, 64base\u89e3\u7801, base64\u89e3\u5bc6\u5728\u7ebf, \u5728\u7ebfbase64\u89e3\u5bc6\uff0cbase64url\u89e3\u7801\u3002<\/p>\n<p class='mb-5'>\u5f53\u4f60\u9700\u8981\u628a\u4e00\u4e2a\u7f16\u7801\u6837\u672c\u5feb\u901f\u9a8c\u8bc1\uff0c\u7528 <a href='https:\/\/www.nimail.cn\/dev-tool\/base64-format.html' target='_blank' rel='noopener'>nimail<\/a> \u7684\u5728\u7ebf\u5de5\u5177\u505a\u521d\u6b65\u68c0\u67e5\uff0c\u7136\u540e\u7528\u4e0a\u9762\u7684 Python \u5c0f\u51fd\u6570\u5728\u672c\u5730\u590d\u6838\uff0c\u53ef\u4ee5\u907f\u514d\u5927\u591a\u6570\u8bef\u5224\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9762\u5411\u5f00\u53d1\u8005\u7684base64\u89e3\u7801\u4e0e\u5728\u7ebf\u5de5\u5177\u5b9e\u6218\u6307\u5357\uff0c\u542bPython\u793a\u4f8b\u4e0enimail\u6848\u4f8b\uff0c\u6559\u4f60\u638c\u63e1base64\u89e3\u7801\u3001base64url\u89e3\u7801\u548c\u5728\u7ebfbase64\u5de5\u5177\u4f7f\u7528\u65b9\u6cd5\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":[231,280,115],"class_list":["post-912","post","type-post","status-publish","format-standard","hentry","category-best-articles","tag-base64-","tag-base64"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ 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