CNN This Is Life With Lisa Ling December 6, 2015 06:56:00
Russian spies, north korean hackers. police believe the paris attackers used encryption to help cloak their operation. >> i think we saw in paris that intelligence agencies had no idea that these guys were going to do this. that presents a huge problem, because the united states has been very reliant on its ability to monitor e-mails and phone traffic. if it's losing that, it's going to be harder for it. >> i thank our listeners for tuning in and -- >> a senior fellow at the new america thinktank, showed us one encryption tool being used by isis. >> so this is telegram app. it offers isis unpr...