| Code Value | Definition |
|---|---|
| CI | Counterintelligence |
| COMINT | communications intelligence |
| ELINT | electronic intelligence |
| FISINT | foreign instrumentation signals intelligence |
| GEOINT | Geospatial Intelligence |
| HUMINT | Human Intelligence |
| IMINT | imagery intelligence |
| MASINT | Measurement and Signature Intelligence |
| OSINT | Open-Source Intelligence |
| SIGINT | Signals Intelligence |
| TECHINT | Technical Intelligence |