[Mimedefang] Dealing with encrypted zip viruses

[David F. Skoll]

On Tue, 4 May 2004, Kelson Vibber wrote:

> So I thought I'd ask: how are other people dealing with these?  Do you ban
> all encrypted zip files, do you quarantine, do you use other techniques?

We permit encrypted zip files if there is no .exe, .pif, etc. in them.
The Archive::Zip perl module can look inside zip files, and even list
the filenames in encrypted zips.

Regards,

David.