A continuing trend by banks to take automated teller machines off proprietary networks and put them on the banks’ own TCP/IP networks is introducing new vulnerabilities in the ATM transaction environment. The reason? Most ATM transaction data is not encrypted and can be more easily compromised when it is traversing an IP network compared with dedicated lines, according to a white paper (download PDF) from Redspin Inc., a security auditing company in Carpinteria, Calif. Full Story