The Cambridge CAP computer and its protection system

R. M. Needham, R. D.H. Walker
1977 Proceedings of the sixth symposium on Operating systems principles - SOSP '77  
This paper gives an outline of the architecture of the CAP computer as it concerns capability-based protection and then gives an account of how protected procedures are used in the construction of an operating system.
doi:10.1145/800214.806541 dblp:conf/sosp/NeedhamW77 fatcat:h6hv3axnlnbppov2xdjmdbtijq