@misc{cryptoeprint:2012:354, author = {Arno Mittelbach}, title = {Hash Combiners for Second Pre-Image Resistance, Target Collision Resistance and Pre-Image Resistance have Long Output}, howpublished = {Cryptology ePrint Archive, Report 2012/354}, year = {2012}, url = {http://eprint.iacr.org/2012/354}, }