Cryptographers, quantum computers and the war for information | Craig Costello

In this glimpse into our technological future, cryptographer Craig Costello discusses the world-altering potential of quantum computers, which could shatter the limits set by today's machines -- and give code breakers a master key to the digital world. See how Costello and his fellow cryptographers are racing to reinvent encryption and secure the internet.
by contact@ted.com (TED) via TED Talks Daily (SD video)