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Data breach

Z-libz-lib.is

9 737 374 accounts exposed in a breach dated 2024-06-20.

Breached2024-06-20Added to HIBP2024-11-04 UTCUpdated by HIBP2024-11-04 UTCAccounts9 737 374Domainz-lib.is
Verified

What happened in Have I Been Pwned’s words

In June 2024, almost 10M user records from Z-lib were discovered exposed online. Now defunct, Z-lib was a malicious clone of Z-Library, a well-known shadow online platform for pirating books and academic papers. The exposed data included usernames, email addresses, countries of residence, Bitcoin and Monero cryptocurrency wallet addresses, purchases and bcrypt password hashes.

Exposed data as HIBP classifies it

  • Cryptocurrency wallet addresses
  • Email addresses
  • Geographic locations
  • Passwords
  • Purchases
  • Usernames

How HIBP qualifies it

  • HIBP verified that the data came from this service.
Our report on z-lib.is

Source: Have I Been Pwned (CC BY 4.0)

Copied from HIBP 2026-11-05 03:50 UTC