russia china the uk. there are a lot of countries that have announced plans to develop the iran has announced plans to develop its own. obviously, israel. so there are a lot of countries playing catchup at this point. stuxnet showed the viability of using a digital attack as an alternative to either diplomacy or kinetic warfare. so it opens a lot of possibility and it levels the playing ground because actors who ordinarily don't have the resources or the skills or the equipment to launch a physical attack against an enemy can do can do it for much cheaper, a digital attack. >> host: do you know have a flash drive got to the iranian computers? >> guest: there are a couple of possibilities. one is that it was there are contractors that work there and the belief is that the contractors were infected and that they became unwitting accomplices in sort of carrying the worm into the protected facility. there are other suggestions that there might've been some insiders who helped and assisted in planting it your t

budapest memorandum, ukraine gave up their nuclear weapons with assurances from the u.s., the uk, china and russia that they would be protected. that we haven't, in my opinion, lived up to the 1994 budapest memorandum at all and as i said in my opening remark, i think that the credibility of nato is hanging in the balance with putin bullying all the countries around ukraine. i'm wondering if you can comment on the defensive weapons to ukraine to help them repel putin's aggression? >> well, we've sent a lot of different items to ukraine, actually. over a period of time, we're one of the more significant donors. we've been sending counterbattery radars. we've been sending night vision. we've been sending communications gear. m-wraps. i mean there's a long list of items that we have sent. and in addition, we've been, let me just run through, we've got about 118 million we've given in training and equipment. 52 million including body armor, helmets, advanced radios, explosive ordnance, disposal robots, fir aid kit supplies, 47 million in protective gear for state border guard service, vehicles, up arm

budapest memorandum ukraine gave up their nuclear weapons with assurances from the u.s., the uk, china and russia that they would be protected. that we haven't, in my opinion, lived up to the 1994 budapest memorandum at all and as i said in my opening remark i think that the credibility of nato is hanging in the balance with putin bullying all the countries around ukraine. i'm wondering if you can comment on the defensive weapons to ukraine to help them repel putin's aggression? >> well we've sent a lot of different items to ukraine, actually. over a period of time, we're one of the more significant donors. we've been sending counterbattery radars. we've been sending night vision. we've been sending communications gear. m-wraps. i mean there's a long list of items that we have sent. and in addition, we've been, let me just run through, we've got about 118 million we've given in training and equipment. 52 million including body armor, helmets, advanced radios explosive ordnance, disposal robots, fir aid kit supplies 47 million in protective gear for state border guard service vehicles, up armored