I keep getting uses an invalid security certificate error
While trying to download Apple iTunes using one of the common Internet browsers, you may encounter an error similar to the following example.
Secure Connection Failed
swdlp.apple.com uses an invalid security certificate.
The certificate will not be valid until 7/8/2008 5:06 PM.
(Error code: sec_error_expired_certificate)
This issue is caused when the date on your computer is incorrect, often set several months or years in the past. To correct these issues, simply set the date on the computer so that it is current.
Proper date and time set on computer and still get certificate error
If the proper date and time are set on the computer and you continue to get web certificate errors on a specific website, it is likely due to errors with the website. Contact the webmaster or company for further suggestions and assistance in resolving these errors.