Spam

I arrived this morning to a Postfix mail queue with more than 14,000 messages queued up. After inspecting the queue with

postqueue -p

I found that most of the messages were from a single spammer to a specific user. In order to clear the queue of these spam messages, I found the following bash script to delete all messages from a single sender to a single user:

Recently we had a spammer compromise a weak password on one of our SmarterMail installations. Over the course of a few hours, the spammer had racked up over 15,000 messages in SmarterMail's spool, not to mention the amount of messages that were delivered successfully.