Basel Alomair Loukas Lazos Radha Poovendran Passive Attacks on a Class of Authentication Protocols for RFID. 102-115 2007 conf/icisc/2007 ICISC http://dx.doi.org/10.1007/978-3-540-76788-6_9 db/conf/icisc/icisc2007.html#AlomairLP07