Movable Type users should upgrade to v3.15 as soon as possible to patch a mail-relay security hole. The patch is also available as a plugin for those who don't want to upgrade that far, advertised to work with v2.661 and other v3.x releases.
This is BrainLog, a blog by Dan Sanderson. Older entries, from October 1999 through September 2010, are preserved for posterity, but are no longer maintained. See the front page and newer entries.
January 26, 2005