This post originated from an RSS feed registered with Python Buzz by Jeremy Hylton. Original Post: Blocking SOBIG.F with dynamic firewall updates Feed Title: Jeremy Hylton's Web Log Feed URL: https://www.python.org/~jeremy/weblog/rss.xml Feed Description: A techie web log mostly about Python Latest Python Buzz Posts Latest Python Buzz Posts by Jeremy Hylton Latest Posts From Jeremy Hylton's Web Log

Martijn Pieters came up with an excellent solution to get the mail flowing through mail.python.org (aka mail.zope.org): When a host tries to send too many copies of the SOBIG virus, block it from making any more connections with a Linux firewall rule.