Homeland Security has issued a warning about a new virus, Bricker-bot, that attacks unprotected intenet-connected devices like webcams, network repeaters, droids, and such, scrambling their codes and rendering them useless. The infection can penetrate devices that are still using their default username and passwords. Changing the administrative usernames and passwords on these devices is the best defense against attacks like this one. You can read more at http://www.zdnet.com/article/homeland-security-war...