>> welcome. welcome. >> reporter: while iris scanning may be effective, it does raise concerns, especially when it is used in schools. >> i would -- wonder where the database for this information is going to go naturally. >> reporter: for now, the information collected by the scanners is owned by the school district. but as the market expands, so do the possible security risks. >> there is going to be people that come into this market that don't have the thought process, if you would, that -- aren't going to be security safety driven. naturally that's going to happen. we wouldn't make sure that as we are in this industry we are doing everything we can to do it the right way. >> reporter: eye opening technology you may see more of in the future. >> okay. so -- money tech expert gloria seagal is here. am i -- i'm not going to show the front. this is my atm card. may i be trading this in for my