Sophos Security Guide

Got this url http://www.sophos.com/security/analyses/index_st_controlled_application.html That list the popular applications and their common or interesting threats. AIM Ares AudioGalaxy Satellite BearShare BitComet BitSpirit BitTornado BitTorrent Mainline BOINC Client eDonkey2000 eMule FileTopia Folding@Home Gaim Google Talk Grokster  ICQ iMesh JAJC KaZaA MLDonkey Morpheus MSN Messenger Net2Phone OverNet Shareaza ShareP2P Skype UD Agent Windows Live Messenger Yahoo! Messenger