Although this would require cyber criminals to target individual cards and wouldn't result in large scale breaches or theft like we have seen in the U.S.,the payment technology used won't protect against retailers who aren't storing payment card data securely, and they will still need to be vigilant in protecting stored data," Candid Wüest, threat researcher at Symantec Security Response, said. Insecure Passwords Easy-to-crack passwords will continue to be a big risk in 2015, analysts said. "Weaknesses of passwords are known, but still lead to many of the high-profile attacks such as the recent iCloud attack," Symantec's Sian John said.