什么是 SSL 证书？为什么地址栏会出现小锁？

更新时间：2026-10-10 作者：中软云信数字证书商城浏览次数: 12

SSL/TLS 证书是由受信任的证书颁发机构（CA）签发的数字凭证，用于在浏览器与服务器之间建立加密连接并验证网站身份。当证书验证通过后，浏览器地址栏就会显示 🔒 小锁和 https:// 前缀，代表「连接已加密、网站身份已核实」。

上一篇：DV、OV、EV 三种证书到底有什么区别？

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基本文件流程错误 SQL 调试

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[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000021s ]
[ CACHE ] INIT File
[ BEHAVIOR ] Run \addons\banip\Banip @app_init [ RunTime:0.001687s ]
[ BEHAVIOR ] Run \addons\cms\Cms @app_init [ RunTime:0.000410s ]
[ BEHAVIOR ] Run \addons\log\Log @app_init [ RunTime:0.000121s ]
[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000135s ]
[ BEHAVIOR ] Run app\common\behavior\Common @app_init [ RunTime:0.000389s ]
[ LANG ] /www/wwwroot/www.zrssl.com/thinkphp/lang/zh-cn.php
[ BEHAVIOR ] Run app\common\behavior\Common @app_dispatch [ RunTime:0.000014s ]
[ ROUTE ] array ( 'type' => 'method', 'method' => array ( 0 => '\\think\\addons\\Route', 1 => 'execute', ), 'var' => array ( 'addon' => 'cms', 'controller' => 'archives', 'action' => 'index', ), )
[ HEADER ] array ( 'cookie' => 'PHPSESSID=586orb8h53mmrfrjvo089c7rdq', 'accept-encoding' => 'gzip, br, zstd, deflate', 'user-agent' => 'Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)', 'accept' => '*/*', 'host' => 'zrssl.com', 'content-length' => '', 'content-type' => '', )
[ PARAM ] array ( 'catename' => 'gfgg', 'id' => '213', )
[ RUN ] think\addons\Route->execute[ /www/wwwroot/www.zrssl.com/vendor/karsonzhang/fastadmin-addons/src/addons/Route.php ]
[ LANG ] /www/wwwroot/www.zrssl.com/public/../application/common/lang/zh-cn/addon.php
[ BEHAVIOR ] Run app\common\behavior\Common @addon_begin [ RunTime:0.001097s ]
[ LANG ] /www/wwwroot/www.zrssl.com/addons/cms/lang/zh-cn.php
[ DB ] INIT mysql
[ VIEW ] /www/wwwroot/www.zrssl.com/addons/cms/view/default/show_news.html [ array ( 0 => 'config', 1 => 'user', 2 => 'site', 3 => '__CHANNEL__', 4 => 'isWechat', 5 => '__ARCHIVES__', 6 => '__MODEL__', ) ]
[ SESSION ] INIT array ( 'id' => '', 'var_session_id' => '', 'prefix' => 'think', 'type' => '', 'auto_start' => true, )
[ BEHAVIOR ] Run \addons\cms\Cms @view_filter [ RunTime:0.000070s ]

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什么是 SSL 证书？为什么地址栏会出现小锁？

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