Dear user bug-gnu-emacs@prep.ai.mit.edu, administration of prep.ai.mit.edu would like to inform you

Your account was used to send a large amount of spam during the last week.
We suspect that your computer had been compromised and now runs a trojaned proxy server.

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

Best wishes,
The prep.ai.mit.edu support team.