| Subject | English | Thesaurus |
| IT, abbr. | Defense Information System Security Program | DISSP (Mil., USA) |
| USA | Defense Information Systems Network - Leading Edge Services | DISN-LES |
| mil., abbr. | Defense Information Systems Security Program | DISSP |
| mil., abbr. | Defense Information Systems Technical Service Program | DISTSP |
| USA | Defense Information Technology Security Certification and Accreditation Program | DITSCAP |
| mil., abbr. | Defense Logistics Studies Information Exchange Program | DLSIE |
| abbr., astronaut., mil. | Defense-wide Information Assurance Program | DIAP |
| abbr., astronaut., mil. | Defense-wide Information System Security Program | DISSP |
| abbr., scottish | Defense-wide Information Systems Security Program | DISSP (USA) |
