Number | Name | Date | Kind |
---|---|---|---|
3611293 | Constable et al. | Oct 1971 | |
3798605 | Feistel | Mar 1974 | |
3862716 | Black et al. | Jan 1975 | |
3990558 | Ehrat | Nov 1976 | |
4023013 | Kinker | May 1977 | |
4087856 | Attanasio | May 1978 |
Entry |
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Diffie et al., "New Directions in Cryptography," IEEE Transactions on Information Theory, vol. IT-22, No. 6, Nov. 1976, pp. 644-654. |
Diffie et al., "Multiuser Cryptographic Techniques," AFIPS Conference Proceedings, vol. 45, N.C.C., 1976, pp. 109-112. |