Error on my computer’s security certificate

Hey Everyone,
I am using Windows XP professional version and when I opened Mozilla Firefox to check my mail , I got the following error :

Secure Connection Failed


Hey Everyone,
I am using Windows XP professional version and when I opened Mozilla Firefox to check my mail , I got the following error :
Secure Connection Failed
The Secure Connection Failed has an error code that relates with the current date. The blank.com uses an invalid certificate and that certificate is not trusted because it expired. To repair this, please follow this procedure:
If the error continues from appearing, you can also uninstall Firefox and re-install a clean and updated copy of it. You can download it here: https://www.mozilla.org/en-US/firefox/
The Connection is Untrusted error may appear when you visit a secure websites and your communication with the site is encrypted to help the user ensure their privacy.
To troubleshoot the second screenshot or The Connection is Untrusted Error, Please follow the steps below:
Restart you browser.
Tucker Hall
Hello! Thank you for that solution. The issue has been resolved like a magic. Thank you so much!