| Abbreviation | Definition |
|---|---|
| IACE | Information Assurance Courseware Evaluation |
| IAP | Information Assurance Program |
| IAPC | International Audit Protocol Consortium |
| IASE | Information Assurance Support Environment |
| IASE | Internet Application Security Environment |
| IBE | Identity Based Encryption |
| IBTT | Identity-Based Traitor Tracing |
| IC | Identification Code |
| ICF | Internet Connection Firewall |
| ICM | Integrated Cybercrime Management |
| ICS | Ideal Costa Scheme |
| ICS | Inexpensive Cloaking Script |
| ICSA | International Computer Security Association |
| ICT | Instant Center Tracking |
| ICV | Integrated Check Vector |
| ID | Intrusion Detection |
| IDEAS | Internet Design Engineering And Security |
| IdM | Identity Management |
| IDMS | Intrusion Detection Mitigation System |
| IDP | Intrusion Detection and Prevention |