--On Thursday, November 30, 2006 8:18 -0800 John Rudd <[EMAIL PROTECTED]> wrote:

Joseph Brennan wrote:

If you reject messages with executable attachments first, let us know
whether the virus check catches anything at all.


There have been viruses that were distributed in non-executable zip
files.  Simple attachment checks probably wont catch those.


Absolutely correct.  You have to be willing to examine zip file contents
or reject zip files.

I like the point about clamav having phish signatures in it.  That is
very worthwhile these days.  I should look into that.

Joseph Brennan
Lead Email Systems Engineer
Columbia University Information Technology

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