http://voipsa.org/blog/2006/11/14/blue-box-podcast-44-sip-attack-tools-voip-security-news-ietf-patents-zrtp-skype-security-asterisk-war-dialling-voice-biometrics-listener-comments-and-more/ Collective thoughts and musings on the state of VoIP security today. Wed, 20 Aug 2008 13:37:29 +0000 http://wordpress.org/?v=2.6