Abstract
This paper describes the history of the design of the password security scheme on a remotely accessed time-sharing system. The present design was the result of countering observed attempts to penetrate the system. The result is a compromise between extreme security and ease of use.
- 1 Hagelin, B. Ciphering Machine (M-209), U.S. Patent No. 2,089,603, Aug. 10, 1937.Google Scholar
- 2 Proposed federal information processing data encryption standard. Federal Register (40FR12134), March 17, 1975.Google Scholar
- 3 Ritchie, D.M., and Thompson, K. The UNIX time-sharing system. Comm. ACM 17, 7 (July 1974), 365-375. Google ScholarDigital Library
- 4 Wilkes, M.V. Time-Sharing Computer Systems. American Elsevier, New York, 1968. Google ScholarDigital Library
Index Terms
- Password security: a case history
Comments