These are some of my favorite blogs and websites. Most are security researchers in the Android world. Lots of great information. Developers of Sunshine and friends of mine (S-Off and bootloader unlock for Motorola and HTC devices): http://theroot.ninja/ My friend Gal (Now at Google Project Zero): http://bits-please.blogspot.com/ One of my favorite security researchers to follow: http://www.fredericb.info/