We will be upgrading the underlying Operating System for your server on Saturday, January 23rd starting at 9:00 PM ET until 2:00 AM ET. The upgrade process will require your server to be rebooted twice. Your services will be unavailable at some point during this maintenance window, which should not last more than 10 minutes [...]

We’re currently looking into an issue where customers using ClamAV or using our shared Spam and Virus filters are receiving messages with the body removed and claiming the message was a virus. We have currently disabled the rule Exploit.PDF-9669 as well as disabled virus definition updates until a permanent fix is found. We will update [...]