Every public data breach

Disclosed this week47On record26,367

47 disclosed this week · 26,367 on record

City of Hercules, California

1 breachGovernment

Breach, details not statedBreach notice filed with the California AG, details not stated.GovernmentUSApr 4, 2022
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Every breach here links to its sources and official notices. Across Glyph: lawsuits, incidents and outages.

Added2026-09-25
City of Hercules, California, 2022-04-04
Added2026-09-25
City of Hercules, California