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TalkTalk

Disclosed Jan 25, 20251 year agoUnverified

TalkTalk probes third-party supplier breach after hacker lists data for sale

A hacker claimed to be selling data on 18.8 million TalkTalk subscribers; TalkTalk confirmed unauthorized access to a third-party supplier's system but called the claimed figure wholly inaccurate and significantly overstated.

What is known

People affectedNot stated in the sources we have
DisclosedJan 25, 2025
AttackVendor breach
Data exposedNames, Emails, Phone numbers, IP addresses
SectorTelecom · GB
StatusUnverified: not yet confirmed by an official notice, a filing or the organization

Sources

Notices filed

WhereFiledPeople
ResearchtotalJan 25, 2025

Other breaches at TalkTalk

BreachAffected
SQL injection attack on TalkTalk steals data of nearly 157,000 customersOct 22, 201510 years agoHackingUnverified157K
History of this record
  • 2026-09-25 · added · seed source

First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.

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