https://zhangdapeng.dev/tags/x509/Recent content in X509 on Dapeng ZhangHugo -- gohugo.ioen-usThu, 03 Jul 2025 14:20:35 +0000https://zhangdapeng.dev/p/x509-certificate-signed-by-unknown-authority-zhe-ge-wen-ti-ye-xu-mei-you-ni-xiang-de-na-me-fu-za/Thu, 03 Jul 2025 14:20:35 +0000https://zhangdapeng.dev/p/x509-certificate-signed-by-unknown-authority-zhe-ge-wen-ti-ye-xu-mei-you-ni-xiang-de-na-me-fu-za/<p><code>x509: certificate signed by unknown authority</code> 这个问题也许没有你想的那么复杂</p> <p>起初是遇到了个问题</p> <p>我就更新了个cdn的证书</p> <p>结果golang的http库无法正常请求接口，php的file_get_contents也无法正常请求接口</p> <p>报错信息</p> <p>golang的http库反馈的是 x509: certificate signed by unknown authority</p> <p>php的file_get_contents 反馈的是 error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed on line 1</p> <p>经过多种的猜测，发现执行完这个命令后一切都恢复了正常</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>yum update ca-certificates -y </span></span></code></pre></div>