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Security error when starting HTTP/HTTPS

Overview

The Serv-U HTTP/HTTPS services stop running, with users receiving a following error when logging on to the web page.

 

SECURITY ERROR: Serv-U application security check failed. Please re-install Serv-U to correct the error.

 

Serv-U-SecurityError.PNG

 

Cause

The Serv-U application files have been modified in an unauthorized fashion, causing instability in the HTTP/HTTPS service. To ensure the security of the server, the HTTP/HTTPS service has shut down.

Environment

All versions of Serv-U

Resolution

This can be resolved by reinstalling Serv-U, replacing the modified files with the secure original versions.

 

NOTE: Customization of the HTTP/HTTPS pages is possible using the steps at KB Article #1781

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