Trump Says Government Likely Won’t Be Using Signal After The Atlantic Fallout/known vulnerabilitiesLB
Matthew Rosenfeld, better known by the pseudonym Moxie Marlinspike, is an American entrepreneur, cryptographer, and computer security researcher. Moxie was the former head of Twitter security and the author of convergence. Moxie left twitter in 2013 to found Open Whisper Systems, launching Signal in 2015.