Information System Security Officer
- The Automated Information System Security Officer (ISSO). The title and the division of duties varies between agencies. In this assessment form the term ISSO is intended to apply to the person(s) responsible for automated information security for the information center(s) and Information System(s). The title could be ISSO, ADPSO, ADPSSO, Security Administrator, OISSO, CESSO, CSSO, etc. (GAO;) () (ISSO) Person responsible to the designated approving authority who ensures that security of an information system is implemented through its design, developement, operation, maintenance, and secure disposal stages. See Computer Security Officer (CSO) and Network Security Officer (NSO).