Someone was able to hack my mail account

[Dave Cross]

2009/12/10 kevin <kevin at kevinslair.com>:
> Please if anyone knows how to stop this with postfix and amavisd-new please
> let me know !!!
>
> I am clueless how someone outside $mynetworks was able to do it.

As others have said, it's just a spammer spoofing your email address.

See http://en.wikipedia.org/wiki/Joe_Job

You might also look at http://en.wikipedia.org/wiki/Sender_Policy_Framework

Dave...