On 20 Dec 2006 at 15:26, Valdis Kletnieks wrote:

> A while ago, we had a list of about 3,000 people (all internal, mostly
> students).  It was set to *one* person being able to post to it.  And then
> a worm came along, scraping addresses to put in the From and To fields.

That's why we always recommend Send=...,Confirm for announcement 
lists. Or else use Maestro. Or both (using Maestro to send to a list 
with Send=...Confirm bypasses the confirmation step by using a 
password instead).

-- 
Francoise Becker

There is only one LISTSERV(R) -- the product that launched the 
email list communication industry in 1986. To discover the 
story behind LISTSERV, visit:
http://www.lsoft.com/corporate/20anniversary.asp