Daily Podcasts

The SANS Internet Storm Center puts out a daily podcast, a mini, 5 minute summary of what's happening and what to be aware of in the NetSec world. This is in addition to their lengthier full podcast put out on a less regualr basis. The recordings are done by Johannes Ullrich, Chief Research Officer for SANS and the original founder of Dshield. Here's a link to all the "Stormcasts" as they are called.
Link
They are very informative and definitely worth the listen.