Information And Indicator Sources
- In the context of perception management and its constituent approaches: Material, data, and actions that provide information and indicators The sources are categorized as follows:
- 1. Secret Sources Friendly personnel, documents, material, etc. , possessing classified or sensitive information;
- 2. Open Sources Overt contacts between people or oral, documentary, pictorial, and physical materials accessible by the public;
- 3. Detectable Actions Physical actions or entities that can be observed, imaged, or detected by human senses or by active and passive technical sensors Also includes emissions that can be interpreted (JCS MOP 199, 3/89)