@misc{cryptoeprint:2010:467, author = {Xinfeng Lei, Rui Xue}, title = {Computational Soundness about Formal Encryption in Presence of Secret Shares and Key Cycles}, howpublished = {Cryptology ePrint Archive, Report 2010/467}, year = {2010}, url = {http://eprint.iacr.org/2010/467}, }