emily chang set down with john carlin, to discuss the complex relationship between washington and siliconley. john: what we see is value has shifted from the analog world to the digital world area he spies, terrorists, those who would harm us are seeking to harm us through cyberspace area that means my job is transforming to meet those threats. emily: who are you meeting with? john: so many people innovating on the security side. that is an important conversation to have and learn what they are doing to defend against attacks. we are also meeting with power and gas, small and medium-sized companies here, entertainment industry and others. the message is clear, you need to be prepared for a major cyber attack. some of that information has to be coming in, and being prepared to talk to law enforcement so we can respond. emily: what about companies like apple, facebook, general alexander made it clear that they need to cooperate. they have made it clear they do not want to compromise users privacy. had he find a balance? john: there is a difference of issues depending on the sector that you