There is a problem with the security certificate for this site

1. Open the website, the message is as follows:

There is a problem with the security certificate for this site.


The security certificate issued by this web site has expired or has not yet taken effect.

Security certificate issues may indicate attempts to deceive you or intercept data that you send to the server.
It is recommended that you close this page and do not continue browsing the Web site.
Click here to close the page.
Continue browsing this site (not recommended).
More information

If you click to link to this page, check the Web site in the address bar to make sure that the address is the page you want to reach.
When you go to a site such as https://example.com, try to add "www" to the address and change to https://www.example.com.
If you choose to ignore this error and continue, do not enter private information in the Web site.

For more information, see "Certificate Errors" in Internet Explorer help.

2. The Internet is very slow.

3. Some features of the website can not be used.

Solution:

It may be that local time differs greatly from Beijing time.