the heart of who we are and how we live? if so, why is that? and if these attacks are getting more serious and more consequential, does that change what we as a country should or could do in response? david kennedy worked as a hacker for the united states marine corps and also for the nsa, for the national security administration. he specialized in signals intelligence and cyber warfare operations. he's now out of government and is the founder of an information security company called trusted sec. it sculpt consults for fortune 100 countries. it trains u.s. military cyber protection teams. most crucially the thing tonight to know about him is his company has worked on multiple previous ransomware attacks carried out by this group revil that the fbi is now blaming for this major attack on the major u.s. supplier of beef, jbs. david kennedy joins us live. mr. kennedy, thank you so much