# Terrestrial Layer System **Entity class:** Army integrated terrestrial sensing and electronic-warfare system **Aliases:** TLS ## Definition The **Terrestrial Layer System (TLS)** is an Army family integrating terrestrial signals intelligence, electronic warfare, and cyber-related capabilities. Public IEWTPT material names TLS among its training interfaces. ## Relationships - **training interface:** [[wiki/Intelligence Electronic Warfare Tactical Proficiency Trainer|IEWTPT]]. - **related system:** [[wiki/Prophet|Prophet]]. - **enterprise context:** [[wiki/United States Army Intelligence|Army intelligence]] and electronic warfare. - **source context:** [[research/The Producer Function in Intelligence Tradecraft and Dramaturgy|The Producer Function in Intelligence Tradecraft and Dramaturgy]].