Cryptology ePrint Archive: Report 2012/207

Available versions in chronological order

20120422:073653 (posted 22-Apr-2012 07:36:53 UTC): Cryptanalysis of Hummingbird-2; Kai Zhang, Lin Ding and Jie Guan
20120525:044515 (posted 25-May-2012 04:45:15 UTC): Cryptanalysis of Hummingbird-2; Kai Zhang, Lin Ding and Jie Guan

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