current community chat blog Information Security Information Security Meta more stack exchange communities Stack Exchange sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site Information Security Questions Tags Tour Users Ask Question Take the 2-minute tour × Information Security Stack Exchange is a question and answer site for Information security professionals. It's 100% free, no registration required. Flaws in Crypto Cat up vote 7 down vote favorite 1 I've heard from several people that Crypto Cat has some security flaws. Has anyone performed an analysis of the system and written a whitepaper? I'm curious what the flaws specificall...