@misc{cryptoeprint:2012:080, author = {S. Sree Vivek and S. Sharmila Deva Selvi and Guhan Balasubramanian and C. Pandu Rangan}, title = {Strongly Unforgeable Proxy Re-Signature Schemes in the Standard model}, howpublished = {Cryptology ePrint Archive, Report 2012/080}, year = {2012}, url = {http://eprint.iacr.org/2012/080}, }