Number | Name | Date | Kind |
---|---|---|---|
5491752 | Kaufman et al. | Feb 1996 | |
5657388 | Weiss | Aug 1997 | |
5721908 | Legarde et al. | Feb 1998 | |
5768503 | Olkin | Jun 1998 | |
5818936 | Mashayekhi | Oct 1998 | |
5918019 | Valencia | Jun 1999 | |
5935251 | Moore | Aug 1999 | |
5944824 | He | Aug 1999 | |
6038597 | Van Wyngarden | Mar 2000 | |
6052785 | Lin et al. | Apr 2000 |
Entry |
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Security in Computing, Second Edition (Pfleeger, Charles P., 1996, pp. 428-434). |