dr. stephen coggeshall, lifelock's chief analytics and science officer, is here to explain how lifelock'soprietary technology is helping fight identity fraud. dr. coggeshall, thanks for being here. >> my pleasure. >> tell me about lifelock's proprietary technology. >> well, we do a variety of things. and what we do is really cool. we go to our more than a trillion data elements in our data bank. we'll look at all the other things it's connected to in the world, all the other applications we see, we look at what's going on at the address, has anybody else used that social security number, is there something strange about that e-mail? and we gather all that information together and put it through some pretty complicated mathematical formulas, and we come up with a probability score, the likelihood that that's a fraud attempt. >> and then you alert me as a lifelock customer if you see something out of the ordinary? >> that's correct. if a member gets an alert, they have the opportunity to say, "oh, yeah, that's me." but if it's not them, if they're sitting home watching tv and they get one o