Number | Date | Country | Kind |
---|---|---|---|
9-181593 | Jul 1997 | JP |
Number | Name | Date | Kind |
---|---|---|---|
5201000 | Matayas et al. | Apr 1993 | |
5557765 | Lipner et al. | Sep 1996 | |
5631961 | Mills et al. | May 1997 | |
6058188 | Chandersekaran et al. | May 2000 |
Entry |
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“File Encryption System Using Public Key Cryptography”, 47th Proceedings of the Information Processing Society of Japan, Oct. 1993, pp. 4-197-4-198. |