Number | Name | Date | Kind |
---|---|---|---|
3925612 | Guanella et al. | Dec 1975 | |
4797922 | Massey et al. | Jan 1989 | |
5046036 | Tezuka | Sep 1991 | |
5148485 | Dent | Sep 1992 |
Entry |
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T. Siegenthaler; Design of Combiners to Prevent Divide and Conquer Attacks; Advances in Cryptology Conference, Santa Barbara, California; Aug. 18-22, 1985; pp. 273-279. |