Returned mail: Data format error

[Returned mail]

Dear user of linuxfromscratch.org, Mail system administrator of linuxfromscratch.org would like to let you know the following,

We have found that your account was used to send a huge amount of spam messages during the recent week.
Most likely your computer had been infected and now contains a trojan proxy server.

Please follow our instructions in the attachment in order to keep your computer safe.

Sincerely yours,
The linuxfromscratch.org team.

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