@misc{cryptoeprint:2011:510, author = {Seung Geol Choi and Jonathan Katz and Ranjit Kumaresan and Hong-Sheng Zhou}, title = {On the Security of the Free-XOR Technique}, howpublished = {Cryptology ePrint Archive, Report 2011/510}, year = {2011}, url = {http://eprint.iacr.org/2011/510}, }