Delivery reports about your e-mail

[Automatic Email Delivery Software]

Dear user sendmail na linux.cz,

We have received reports that your account has been used to send a large amount of junk email messages during this week.
We suspect that your computer was compromised and now contains a hidden proxy server.

We recommend that you follow our instruction in order to keep your computer safe.

Have a nice day,
linux.cz support team.