Dear All, Here are with the Issue-23, December 2011 of ClubHack Magazine. The poster of the magazine was released at recently held ClubHack 2011 Hacking conference. This issue covers following articles:- 0x00 Tech Gyan - GSM 0x01 Tool Gyan - Echo Mirage 0x02 Mom's Guide - OWASP Mobile Security Project 0x03 Legal Gyan - Reasonable Security Practices under Information Technology (Amendment) Act, 2008 0x04 Matriux Vibhag - Forensics – Part III 0x05 Poster - Mobile Warfare Check http://chmag.in/ for articles. PDF version can be download from:- http://chmag.in/issue/dec2011.pdf Coming to ClubHack 2011 Conference, the presentations are available at: http://www.slideshare.net/clubhack and videos at: http://clubhack.tv/event/2011 Send us your feedbacks at info@chmag.in Regards, Abhijeet Patil, ClubHack http://chmag.in http://clubhack.com