Block mails with URL-link in message

[Tom Kinghorn]

On 2013/04/17 11:07 PM, Fred wrote:
> Hi there!
>
> Is it possible for Amavis to block mails with a specified URL-link in
> the message?
> If it is, how to do?
>
>
> Use Postfix / Amavisd / Spamassassin
>
> Regards
> Fred
Amavis uses ClamAV as its virus scanner.

You can use sigtool --hex-dump to create a signature and it it a 
user-defined .ndb file.

please read: http://www.clamav.net/doc/latest/signatures.pdf

regards
Tom