Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Firefox blocks some images on some websites, asks for a certificate

  • 1 reply
  • 2 have this problem
  • 77 views
  • Last reply by the-edmeister
  • Archived

The website works with explorer but not with firefox It blocks images of a website I like to go to

A message comes up and says" bomstatic.appspot.com 443 uses an invalid securtiy certificate .............................etc

View certificate

The website works with explorer but not with firefox It blocks images of a website I like to go to A message comes up and says" bomstatic.appspot.com 443 uses an invalid securtiy certificate .............................etc View certificate

All Replies (1)

Have you checked the date / time setting on your PC?
Double-click the time display in the lower-right corner of the screen.

If that is not the problem.
Can you grab a screenshot of that certificate? And maybe provide the URL of the web page where you get that message?

https://support.mozilla.com/en-US/kb/Adding+screenshots