@misc{cryptoeprint:2016:363, author = {Houda Ferradi, Rémi Géraud, Diana Maimut,, David Naccache, and David Pointcheval}, title = {Legally Fair Contract Signing Without Keystones}, howpublished = {Cryptology ePrint Archive, Report 2016/363}, year = {2016}, url = {https://eprint.iacr.org/2016/363}, }