Ubuntu中文论坛

The owner of forum.ubuntu.org.cn has configured their website improperly. To protect your information from being stolen, Firefox has not connected to this website.

forum.ubuntu.org.cn uses an invalid security certificate.
The certificate expired on 06/28/2016 09:22 AM.
The current time is 06/28/2016 04:49 PM.
Error code: SEC_ERROR_EXPIRED_CERTIFICATE

证书今天过期了

叶大已经更新了证书

又过期了，两天了。com.cn正常。

如果你信賴這個網站 (指 forum.ubuntu.org.cn）
參考下述方法
If you get such a warning while trying to surf a website, you could try to bypass such a warning. Before doing this you must be absolutely sure that the website you want to visit is legitimate.

1. When you get the warning dialog box on your screen, the browser will give you the chance to add an exception.
2. Click Or you can add an exception…. option.
3. Click Add Exception.
4. Click Get Certificate from the options.
5. Make sure to read the warning and the descriptive part that shows you what and where the problem is with the website you are trying to view.
6. Click Confirm Security Exception to add the website to the list of trusted ones.

參閱
http://www.webtlk.com/2011/05/18/how-to ... gmail-etc/

poloshiao 写了：如果你信賴這個網站 (指 forum.ubuntu.org.cn）
參考下述方法
If you get such a warning while trying to surf a website, you could try to bypass such a warning. Before doing this you must be absolutely sure that the website you want to visit is legitimate.

1. When you get the warning dialog box on your screen, the browser will give you the chance to add an exception.
2. Click Or you can add an exception…. option.
3. Click Add Exception.
4. Click Get Certificate from the options.
5. Make sure to read the warning and the descriptive part that shows you what and where the problem is with the website you are trying to view.
6. Click Confirm Security Exception to add the website to the list of trusted ones.

參閱
http://www.webtlk.com/2011/05/18/how-to ... gmail-etc/

只有不得已才添加例外吧，现在用forum.ubuntu.com.cn替代。