Three — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
1
occurrences
First Seen
November 5, 2025
Last Seen
November 5, 2025

Three is a organization tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed November 5, 2025; most recent activity November 5, 2025.

Overview

Three is a UK mobile network operator (brand: Three). It is participating in the UK's crackdown on impersonation scams by blocking spoofed caller IDs, a key tactic used in telecom fraud; this enhances caller-ID integrity and reduces risk to customers.

Related Threat Clusters

  • UK Mobile Networks to Block Spoofed Numbers in Fraud Initiative

    Major UK mobile carriers, including BT EE, Vodafone, and Virgin Media O2, have partnered with the government to combat fraud by blocking spoofed phone numbers. This initiative is part of a new Telecoms Charter aimed at…

    2 articles · Updated November 5, 2025

Recent Intelligence Reports

  • UK mobile networks to block spoofed numbers in crackdown on impersonation scams — Finextra · November 5, 2025

CVSS v3.1 Breakdown