Unable to access websites signed by Expired AddTrust External CA when Decryption is enabled with option to block Expired Certificates
AddTrust External CA Root expired on 30th of May, 2020. Customers who have a Decryption Policy configured to block users from accessing a website that presents an expired certificate will get a "Certificate Error" block page when they access sites with a certificate issued by this root CA.
This article is now replaced by Customer advisory:
Please follow the advisory for up-to-date information