Now updated, this manual provides the information needed to track, monitor, investigate, document, and preserve both authorized and unauthorized actions that take place within an organizations operating environments. This second edition presents techniques that can help any computer security professional to identify misuse of a computer system.

Provides answers to key questions affecting the future of electronic data interchange (EDI) and its impact on the business community as a whole. This evolving technology is cheaper than fax, easier to use than electronic bulletin boards and faster than the postal services. It contains practical information and alerts the reader to the level and types of controls necessary to protect data handled through the EDI system interface.