"What's interesting is that the criminals are now using cryptographic technology to protect the card information they steal, and that's posing challenges for detection and law enforcement," says Jeremy King of the PCI Security Standards Council.
Unfettered access to state data "is the kind of stuff that causes me to lose sleep at night," Delaware CSO Elayne Starkey says, in explaining new, stringent rules to let employees use their own smart phones to access state networks.
When Southwest Washington Medical Center in Vancouver, Wash., introduced free wireless Internet access for patients and guests, it used a "defense-in-depth" strategy to address security issues, says Christopher Paidhrin, IT security compliance officer.
To help agencies secure their wireless networks and technologies, the Government Accountability Office came up with eight leading practices. For now, GAO says, wireless networks remain at an increased vulnerability to attack.