Blocking attachments - Stopping sneaky employees

Dhawal Doshy dhawal at
Fri Aug 4 01:28:24 IST 2006

Jon Bates wrote:
> I've got all audio and video type files being quarantined on my servers. 
> Some users are now getting smart to the fact that they can simply change 
> the extention on the file to bypass this system.
> Is there some way to filter attachments based on the attachment mime 
> type or something? I've done a few hours searching and I havent come up 
> with a suitable answer.
> Any guidance would be appreciated!

See the following configuration options in MailScanner.conf

File Command
Allow Filetypes
Deny Filetypes
Filetype Rules

See here for more description.

- dhawal

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