---
type: "term"
title: "Operational Security Layer"
description: "The layer of TLCTC that addresses specific vulnerabilities, techniques, and procedures."
resource: "tlctc:term:operational-security-layer"
tags:
  - "glossary"
---
# Operational Security Layer

The layer of TLCTC that addresses specific vulnerabilities, techniques, and procedures. Contains concrete vulnerabilities (CVEs), operational techniques (TTPs), and indicators used in detection, response, and engineering. Corresponds to `TLCTC-XX.YY` where YY ≠ 00.

**Reference:** Axiom VIII (§2), §4.2.1