@misc{cryptoeprint:2012:198, author = {Jae Hong Seo and Jung Hee Cheon}, title = {Beyond the Limitation of Prime-Order Bilinear Groups, and Round Optimal Blind Signatures}, howpublished = {Cryptology ePrint Archive, Report 2012/198}, year = {2012}, url = {http://eprint.iacr.org/2012/198}, }