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Government Data Breaches

Federal agencies, state governments, municipalities, and public-sector contractors have become priority targets for nation-state actors and ransomware groups. Below is every government-sector breach LeakTrace has indexed.

98B+
Records Exposed
619
Incidents
94+
Countries
+104%
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Government Data Breaches (619 indexed)

medium · government · May 22, 2026

Proposed State Laws For Breach

Joseph Lazzarotti of JacksonLewis writes: State breach-notification laws continue to evolve, and legislatures are using 2026 sessions to tighten consumer protections and shift the civil liability landscape that often fol

View incident → Original disclosure Indexed 4 days, 20 hours ago
medium · government · May 22, 2026

Lawmakers Demand Answers as CISA

Lawmakers in both houses of Congress are demanding answers from the U.S. Cybersecurity & Infrastructure Security Agency (CISA) after KrebsOnSecurity reported this week that a CISA contractor intentionally published

View incident → Original disclosure Indexed 4 days, 20 hours ago
critical · government · May 18, 2026

CISA Admin Leaked AWS GovCloud

Until this past weekend, a contractor for the Cybersecurity & Infrastructure Security Agency (CISA) maintained a public GitHub repository that exposed credentials to several highly privileged AWS GovCloud accounts a

View incident → Original disclosure Indexed 1 week, 1 day ago
medium · government · May 15, 2026

In Other News

Other noteworthy stories that might have slipped under the radar: Nvidia cloud gaming data breach, Android 17 security upgrades, FBI warning after ShinyHunters hacks Canvas. The post In Other News: Big Tech vs Canada Enc

View incident → Original disclosure Indexed 1 week, 4 days ago
critical · government · May 13, 2026

NL: Dutch watchdog says healthcare

In August 2025, research agency Bevolkingsonderzoek Nederland revealed that half a million women who had undergone cervical cancer screening had their data stolen. The research agency paid Nova ransomware gang’s de

View incident → Original disclosure Indexed 1 week, 6 days ago
medium · government · May 11, 2026

Korea’s child rights agency data

Jung Da-hyun reports: A recent data breach at the National Center for the Rights of the Child (NCRC), exposing sensitive personal records of adoptees, is drawing criticism from overseas adoptee groups and raising questio

View incident → Original disclosure Indexed 2 weeks, 1 day ago
medium · government · May 4, 2026

AI speeds flaw discovery, forcing

The UK cyber agency NCSC warns AI is speeding up vulnerability discovery, likely causing a “patch wave” of urgent software updates to fix exposed flaws. The UK’s National Cyber Security Centre (NCSC) warns that AI is rap

View incident → Original disclosure Indexed 3 weeks, 1 day ago
medium · government · May 1, 2026

Unprecedented

Tyler Bridegan, Scott Hyman, Patrick Strubbe, and Sarah Wilk of Womble Bond Dickinson write: In a first of its kind, a California federal judge allowed claims against Bain Capital to proceed based on a data breach at its

View incident → Original disclosure Indexed 3 weeks, 4 days ago