Re: [Exim] virus checking and exim

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Autor: Chris Bayliss
Data:  
A: Jeremy C. Reed
CC: C.B.Bayliss, exim-users
Assumpte: Re: [Exim] virus checking and exim
> On Thu, 29 Mar 2001, Chris Bayliss wrote:
>
> > Be aware that at some point you can't scan and stuff will get through.
> > For example password protected zips, securely encrypted email, etc so
> > you will never get 100%. Some people quarantine unscannable things, but this
> > is labour intensive and an option only if you are awash with staff.
>
> Someday, I guess most virii and other problems will be sent encrypted or
> password-protected -- but the end-users will continue to try to open them
> without thinking.


I think that macro viruses sent in encrypted mail containing word files
that have been infected is more likely.

> http://www.is.bham.ac.uk/publications/bulletin/october00/isboct.pdf
>


Thanks for correcting that - it was a typing mistake. It was a little
while ago when the article was written. The only thing that has
changed since then is an increase in the number of viruses caught,
particularly Emmanuel, and the announced scanning has been introduced
in addition.

> Chris -- can you consider making this page 18 "Virus Filtering at the mail
> hubs" available as HTML? It is quite interesting.
>


I'll look into it. The article was written for our Information Services
Bulletin, whichI thought was going to be available in both. I'll ask
the editors; if they don't do it I suppose I'll do it myself.

Chris