Data breach
Adpostadpost.com
3 339 512 accounts exposed in a breach dated 2025-02-14.
Breached2025-02-14Added to HIBP2025-10-07 UTCUpdated by HIBP2025-12-17 UTCAccounts3 339 512Domainadpost.com
Verified
What happened in Have I Been Pwned’s words
In February 2025, data obtained from an earlier Adpost breach surfaced. The dataset contained 3.3M records including email addresses, usernames, and display names. Adpost later published a disclosure notice and advised they'd forced a credential refresh, among other actions.
Exposed data as HIBP classifies it
- Email addresses
- Names
- Usernames
How HIBP qualifies it
- HIBP verified that the data came from this service.
Source: Have I Been Pwned (CC BY 4.0)
Copied from HIBP 2026-11-05 03:50 UTC