Symantec Endpoint Encryption 11.3.0 or earlier is not compatible with macOS 10.15 (Catalina). Symantec strongly recommends that you do not install or upgrade to macOS 10.15 on computers encrypted with Symantec Endpoint Encryption 11.3.0 or earlier to avoid compatibility issues or loss of data, until further notice.
Symantec is currently working on a macOS 10.15-compliant version of Symantec Endpoint Encryption. This page will be updated with more information when the macOS 10.15-compliant version of Symantec Endpoint Encryption is released. To receive email notifications when this article is updated, click Subscribe.