发明名称 Trusted computer system
摘要 Techniques of improving the safety of an information processing system at low cost are provided, the information processing system having an OS provided with an access control function based upon discretionary access control for preventing illegal accesses to files. A method and apparatus for providing the information processing system with functions and areas usable only by a specific user different from a system administrator. The areas are provided with an access control function in order to prevent the access control function from being tampered.
申请公布号 US2002174369(A1) 申请公布日期 2002.11.21
申请号 US20020081061 申请日期 2002.02.20
申请人 HITACHI, LTD. 发明人 MIYAZAKI KUNIHIKO;ITOH SHINJI;YOSHIURA HIROSHI;TAKARAGI KAZUO;ARAI MASATO;ARAI TOSHIAKI;MAKSUKI TAKESHI;TOYOSHIMA HISASHI
分类号 G06F12/14;G06F1/00;G06F12/00;G06F21/00;G06F21/20;G06F21/24;(IPC1-7):H04L9/00 主分类号 G06F12/14
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