RE: Anyone else notice that Swen is slowing down?

["Joyce, Matthew" <MJoyce@ccia.org.au>]

> 
> Well, a virus like Swen wouldn't need root access to spread. I don't 
> know what Swen does to a Windows machine (and I don't care, I haven't 
> got any), but just to annoy people with enormous amounts of e-mail, 
> someone could imageinebly write a perl script with its own 
> SMTP-engine. 
> If a non-priviliged user was fooled into executing the perl 
> script, it 
> could still spread to any platform with Perl installed. 
> 

Aren't these viruses rendered relativley harmess by applying appropriate
restriction on routers (ACLs) and firewalls to limit which machines can send
smtp traffic ?

mj