Subway Hackers Steal 500k Credit Cards From Point-of-Sale Systems.

A ring of hackers that hit 150 Subway  restaurants in the US last year have been able to steal over a half  a million credit cards from point of sale systems in Australia.

At this point details about the attack in Australia are being kept under wraps by officials most likely to prevent copycat hackers  from attacking the systems.

According to reports the systems were attacked using keyloggers on IT networks on which default password were never change and store data in an unencrypted format.