Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

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

error sec_error_expired_issuer_certificate

  • 3 svar
  • 2 har dette problemet
  • 12 views
  • Siste svar av philipp

more options

Ok I know this is supposed to be a problem with the computers time. Ive checked it and used the internet sync option. Ive rest firefox. Ive checked bios to make sure its not the battery in the laptop. Ive tried other internet connections to see if it was my internet and nothing.

Im running windows 7 ultimate in 64 bit sp 1. Firefox 34

Ok I know this is supposed to be a problem with the computers time. Ive checked it and used the internet sync option. Ive rest firefox. Ive checked bios to make sure its not the battery in the laptop. Ive tried other internet connections to see if it was my internet and nothing. Im running windows 7 ultimate in 64 bit sp 1. Firefox 34

All Replies (3)

more options

hi nmaese01, this issue may as well be a problem with the server in question, since certificates are only granted for a certain amount of time and would need to be renewed afterwards by the webmaster or owner of the site...

more options

I am aware that can happen for sites that have not updated but it happens to every site not just one. Example being Facebook.

more options

please try to run a full scan of your system with different security tools like the free version of malwarebytes and adwcleaner to make sure that malware isn't present on your system...

Troubleshoot Firefox issues caused by malware