advanced persistent threat 10. it's not the only one. i think director wray can talk a bit about what the fbi does not only to prosecute perpetrators but to work with american businesses to try to deter and prevent these sorts of attacks. >> the one thing i would add to what the deputy attorney general just said is that in addition to these apt-10 groups, apt 1 through 9 or the apts of the future, we have lots and lots and lots of criminal hackers working in varying ways in coordination with and on behalf of nation states. it's what we call a blended threat. think of it as just outsourcing your criminal or espionage activity to mercenaries. china is not the only runt we we have seen do it, but people in this country and around the world need to understand that china is the most active and aggressive in this space. and so it's not just chinese officials with epaulets on their uniforms. these are state-owned