Mike Ryan has been researching Bluetooth and Bluetooth Smart (BLE) since 2012. He designed and built Ubertooth's BLE sniffing code, crackle (a tool that breaks BLE's key exchange), and PyBT (a hackable Bluetooth stack in Python). He is also responsible for CVE-2014-4428, a weakness in the Bluetooth stacks of iOS, OS X, and Apple TV. Along with Richo Healey he is a co-owner of CVE-2015-2247, a Bluetooth vulnerability in Boosted electric skateboards. Formerly with iSEC Partners, Mike currently leads eBay's Red Team.