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A Netizen recently reflected, open 12306 website found that their HTTPS page is a red line, and prompt the security certificate error, access is a security risk.

It is understood that the current 12306 website's certificate, except those paid links, is the issue of not using the well-known CA certificate, most browsers do not trust distribution 12306 certification authority, so you want to install "root certificate".

How to install a root certificate, 12306 website also provides detailed tutorials, friends can refer to the settlement similar to the problem encountered.

First, 12306 Web site home page provides download links for root certificates, certificate according to the following steps to install after download.

Step one: double-click the root certificate file "srca.cer" certificate properties dialog box pops up, at which point the root certificate is not trusted, we need to add to the "trusted root certification authorities", as shown in the following figure:

Step two: click "install Certificate", pop up the Certificate Import Wizard, as shown in the following figure:

Step three: click Next, select the certificate store, as shown in the following figure:

Step four: select "place all certificates in the following store", then click Next, and select the certificate store, as shown in the following figure:

Step five: in "Select certificate store" dialog box select "trusted root certification authorities" and then click OK, you return to the Certificate Import Wizard page, as shown in the following figure:

Step six: the Certificate Import Wizard page, certificate store into a "trusted root certification authorities" and click Next

Step seven: click "Finish", will pop up with a security warning, as shown in the following figure:

Step eight: click on "Yes" and install the certificate. All operations completed at this time, successfully joined the SRCA "trusted root certification authorities". Once again, double-click "srca.cer", as shown in the following figure:

SRCA is a trusted state at this time.

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日前有网友反映，在打开12306网站时发现，其页面的https被划了红线，并提示安全证书错误、继续访问存在安全风险。

据了解，目前12306网站的证书，除了支付环节的之外，都是自行签发的，并非使用知名CA的证书，而多数浏览器不信任12306的证书发行机构，所以要安装“根证书”。

至于如何安装根证书，12306网站也提供了详细的教程，遇到类似问题的朋友可以参考解决。

首先，在12306网站主页就有提供根证书的下载链接，证书下载后根据下面的步骤安装即可。

步骤一：双击根证书文件“srca.cer”弹出证书属性的对话框，此时该根证书并不受信任，我们需要将其加入“受信任的根证书颁发机构”，如下图所示：

步骤二：点击“安装证书”，弹出证书导入向导，如下图所示：

步骤三：点击下一步，选择证书的存储区，如下图所示：

步骤四：选择“将所有的证书放入下列存储区”，然后点击下一步，选择证书存储，如下图所示：

步骤五：在“选择证书存储”对话框中选择“受信任的根证书颁发机构”，点击确定，此时返回到证书导入向导页面，如下图所示：

步骤六：在证书导入向导页面，证书存储变为“受信任的根证书颁发机构”，点击下一步

步骤七：点击“完成”，此时会弹出安全警告，如下图所示：

步骤八：点击“是”，安装该证书。此时所有操作完成，成功将SRCA加入“受信任的根证书颁发机构”。再次双击“srca.cer”，如下图所示：

此时SRCA为受信任状态。