Default email address in sendmail?

[matthew.valites at webex.com (Matthew Valites)]

>
>
> It's also possible (though tedious) for someone to get a reasonable
> approximation of the company employee directory by hitting th email server,
> unless that company uses nonsense email addresses.  Such a directory could
> be of great use to headhunters and those interested in industrial espionage,
> especially if they're searching for prominent names in the field.
Right.  This is called a dictionary attack and I would hope that the 
email system is configured against it.  Sendmail's flow-control takes 
care of this easily, though I believe it can also be done through the 
MTA directly.

~Matt

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