Security researchers demonstrate fast and cheap relay hack of keyless entry system in cars

Keyless entry systems are not uncommon in cars these days but they are also the target of unscrupulous hackers who are able to spoof the signal from a car key fob to open a vehicle’s doors. Now, a group of researchers at the Beijing-based security firm Qihoo 360 has demonstrated that the attack is not only easy to execute, but can be done relatively cheaply as well.