I would recommend FPE customers do this. By default when our Anti-spam agent finds something as clean we mark it SCL -1 This can cause a lot of issues with Exchange Blocked senders and it also blocks out any chance of IMF catching something. This is covered...

Mytob and mydoom variants seem to be on the rise in the last week. These files are named in a way to fool users into thinking the file is something other than an executable. in this example a quick look at the file in postcard.zip might make you think...