---
type: "term"
title: "R-PHYSICAL (Physical Domain Isolation)"
description: "Global mapping rule: If the attacker's advantage comes from unauthorized physical interaction or interference with hardware, facilities, media, or signals, that step MUST be classified as 8 Physical Attack , and subsequent technical steps MUST be classified separately."
resource: "tlctc:term:r-physical-physical-domain-isolation"
tags:
  - "glossary"
---
# R-PHYSICAL (Physical Domain Isolation)

Global mapping rule: If the attacker's advantage comes from unauthorized physical interaction or interference with hardware, facilities, media, or signals, that step MUST be classified as `#8 Physical Attack`, and subsequent technical steps MUST be classified separately.

**Reference:** §4.2.5 (R-PHYSICAL)