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
Solved Archived

(Error code: sec_error_bad_signature)

philipp replied
fatbastard420

When I try to use any website that isn't associated with google it would come up with an error message (Error code: sec_error_bad_signature).

When I try to use any website that isn't associated with google it would come up with an error message (Error code: sec_error_bad_signature).

All Replies (1)

Chosen Solution

hi, in case you're an avast user, please disable https scanning within avast:

  1. Open the Avast dashboard on the affected system.
  2. Select Settings from the left sidebar menu.
  3. Switch to Active Protection.
  4. Click on Customize next to Web Shield.
  5. Uncheck the "Enable HTTPS Scanning" option and click ok.

http://www.ghacks.net/2014/10/31/avasts-https-scanning-interferes-with-firefox-and-other-programs/