SECURITY OF COMPUTERIZED INFORMATION SYSTEMS
Rein Türn, Harold E. Petersen · Defense Technical Information Center (DTIC) · 1970
The paper addresses the vulnerabilities of remotely accessible computerized information systems to electronic crime -- penetration of the information system for illicit copying, altering or destruction of selected information. A condensed survey of the probable threats and applicable countermeasures is presented. A particular emphasis is placed on the use of cryptographic techniques for protecting information in the communication lines and in computer files.