---
type: "term"
title: "TLCTC (Top Level Cyber Threat Clusters)"
description: "A pragmatic and structured framework for targeted threat identification that provides a universal approach to cybersecurity applicable across diverse IT systems and contexts."
resource: "tlctc:term:tlctc-top-level-cyber-threat-clusters"
tags:
  - "glossary"
---
# TLCTC (Top Level Cyber Threat Clusters)

A pragmatic and structured framework for targeted threat identification that provides a universal approach to cybersecurity applicable across diverse IT systems and contexts. The framework consists of 10 distinct, non-overlapping threat clusters based on generic vulnerabilities, each with strategic and operational applications. The 10 Top Level Cyber Threat Clusters are:

1. Abuse of Functions
2. Exploiting Server
3. Exploiting Client
4. Identity Theft
5. Man in the Middle (MitM)
6. Flooding Attack
7. Malware
8. Physical Attack
9. Social Engineering
10. Supply Chain Attack