ALIEN TXTBASE Stealer Logs data breach: 284.1M accounts exposed
Severity: critical · Patch status: no-fix-needed · Since 2025-02-25
In February 2025, 23 billion rows of stealer logs were obtained from a Telegram channel known as ALIEN TXTBASE. The data contained 284M unique email addresses alongside the websites they were entered into and the passwords used. This data is now searchable in HIBP by both email domain and the domain of the target website. Exposed data: email addresses, passwords. The breach dates from Feb 15, 2025; Have I Been Pwned loaded it on Feb 25, 2025.
What to do
- If you had a ALIEN TXTBASE Stealer Logs account, change its password and the password of any other account that reused it.
- Turn on multi-factor authentication wherever it is offered.
- Check whether your addresses are in this breach at https://haveibeenpwned.com.
- Expect targeted phishing that quotes the leaked details; verify any unexpected contact out of band.
Sources
All live incidents on Threat Watch