we spent a lot of time krieg an open platform and then building on that with an aiml, artificial intelligence machine learning capability, to virtually eliminate false positives. you don't want someone crying wolf every time they might see a drone. and ultimately it will be able to tell you friend or foe through recognized or not recognized drones. >> but you're not setting up radar stations, right? these are maybe audio sensors or radiofrequency sensors? because we know what frequency drones work at. >> right. we do use radiofrequency sensors, and we use triangulation to locate those drones as well as the pilot. you ask the second piece of the question, now i see the drone, what do i do about it. and we have that problem today. often we see them too close to the critical infrastructure that we're concerned about. but either way, once you see the drone, what can you do about it? locating the pilot is going to be the first and most important step for most security officers today, to be able to, like a stranger entering a plant, go and have a conversation with them and talk to them about what t