Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Wiener Büchereien

1 breach224K affected in allTech

Breach, details not statedExposed dates of birth, emails, names, phone numbers and addresses.224K accountsTechUnverifiedJun 28, 2019
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Every breach here links to its sources and official notices. Across Glyph: lawsuits, incidents and outages.

Added2026-09-25
Wiener Büchereien, 2019-06-28
Added2026-09-25
Wiener Büchereien