Not sLop

Mighty Seek - Web Application Security Podcast and Blog PodPress
Looks like a nice and fully featured WP plugin..

Features

Full featured and automatic feed generation (RSS2, iTunes and ATOM)
Auto Generation of enclosure tag
Preview of what your Podcast will look like on iTunes
Podcast Download stats
Support for Premium Content (Pay Only)
Makes adding a Podcast to a Post very simple
View MP3 Files ID3 tags when your Posting
Control over where the player will display within your post.
Support for various formats, including Video Podcasting
Supports unlimited number of media files.
Automatic Media player for MP3, MP4, MOV, FLV, ASF, WMV, AVI, and more, with inline and Popup Window support.
Preview image for videos
Easy way to link to your podcast within iTunes