Browser Tool Reveals MEGA Users' Master Key
 

If, for some reason, you use MEGA, it would probably be a good idea to read this article. We would like to thank a high-profile member of the MEGA community for highlighting two of the potential security risks associated with using computers in general and JavaScript-based cryptography in particular.

http://www.hardocp.com/news/2013/09/...uo_master_key/