Roger M. Needham, Michael D. Schroeder: Using encryption for authentication in large networks of computers. In: ACM (Hrsg.): Communications of the ACM. Band21, Nr.12, Dezember 1978, ISSN0001-0782, S.993–999, doi:10.1145/359657.359659.
Roger M. Needham, Michael D. Schroeder: Using encryption for authentication in large networks of computers. In: ACM (Hrsg.): Communications of the ACM. Band21, Nr.12, Dezember 1978, ISSN0001-0782, S.993–999, doi:10.1145/359657.359659.