We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

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 code: sec_error_unknown_issuer) on all sites

  • 1 reply
  • 1 has this problem
  • 17 views
  • Paskiausią atsakymą parašė Tzmndvl

more options

I am getting the 'This Connection is Untrusted' page with this error message, (Error code: sec_error_unknown_issuer), on ALL of my regular websites when I go to log-in.

I am getting the 'This Connection is Untrusted' page with this error message, (Error code: sec_error_unknown_issuer), on ALL of my regular websites when I go to log-in.

Chosen solution

For reference to anyone in the future who might have this problem - I am using BitDefender security software and had to turn off the 'Scan SSL' option under the privacy settings to fix the issue.

Skaityti atsakymą kartu su kontekstu 👍 0

All Replies (1)

more options

Chosen Solution

For reference to anyone in the future who might have this problem - I am using BitDefender security software and had to turn off the 'Scan SSL' option under the privacy settings to fix the issue.

Modified by Tzmndvl