[ale] Weird SMTP welcome

[Mike Harrison]

On Mon, 21 Aug 2006, Christopher Fowler wrote:

> I'm trying to write a program that will validate email addresses.  When
> I connect to some servers this is what I get:
> 
> 220 ***********************************2******200************0*00

That e-mail server is behind a Cisco PIX firewall, or one masquerading the 
mail server info the same way. It's complete and utter B.S. security by 
obscurity.