Number | Name | Date | Kind |
---|---|---|---|
4413258 | Quick, Jr. et al. | Nov 1983 | |
4580872 | Bhatt et al. | Apr 1986 | |
4799153 | Hann et al. | Jan 1989 | |
4891639 | Nakmura | Jan 1990 | |
4896319 | Lidinsky et al. | Jan 1990 | |
4897874 | Lidinsky et al. | Jan 1990 | |
4930159 | Kravitz et al. | May 1990 | |
4962449 | Schlesinger | Oct 1990 |
Number | Date | Country |
---|---|---|
3904403 | Aug 1989 | DEX |
Entry |
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"Security in a LAN Environment Requires Controls that Deny Unauthorized Access to Information", Sobol, M., pp. 36 and 37. |