Security In Keykos™

KeyKOS™** is a capability-based system which was designed to meet the performance, reliability, and security goals of the commercial computer service marketplace, KeyKOS´s architecture combines several unique features to achieve simple and effective protection mechanisms with a very small amount of privileged code. Particular emphasis is placed here on the protection mechanisms which support security; while some general description of the system is included, a.more complete description of the architecture is given elsewhere.