Resolved: UNCHECKED e-mail in Subject line

Starting at 4:00 on Sept 1, users may have been getting:

Subject: ***UNCHECKED***

This was caused by an incompatibility between our Anti-Virus definitions and our Anti-Virus software. We update our Anti-Virus definitions daily. The solution was to upgrade the Anti-Virus software and re-update our Anti-Virus definitions. This was completed by 8:00. The services that were affect were,, and incoming e-mail to

We will be working with the vendor of the Anti-Virus software to ensure this does not happen again. We have disabled automatic Anti-Virus definition updates at this time. We will update manually until we have a root cause of this issue resolved.

We are closing this alert, but will update it with additional information when we have the root cause.

More information: Resolved: UNCHECKED e-mail in Subject line

Story added 1. September 2013, content source with full text you can find at link above.