I approved a security exception to a website. Now I would like to go back and undo that security exception. How do I do this?
I was trying to request a library book. The site was a San Diego County library site. The Firefox error message said the website's certification was outdated.
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Hi,
You can try to delete the correct certificate via Tools (Alt + T) > Options > Advanced > Encryption > View Certificates > Servers. Options > Advanced