Disclosure tracker › Government disclosures
Intelligence · Disclosure tracker
Government disclosures
Public breach disclosures from regulators, court filings, company notices and news reporting, each recorded with its date and a link to the original. Updated daily.
5,265
Disclosures in the tracker, all years
1,978
Of those, indexed in 2026
18
Added in October
14
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 10 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
4,835 results · Government disclosures. Clear filters
Critical1 Jan 2026
Multiple Water Utilities
Government · Records not stated
Cyberattacks on operational technology across at least 12 US states; Iranian-linked campaign
1 Jan 2026
High1 Jan 2026
Swiss Federal Government
Government · Records not stated
SharePoint server breach compromised 200 government accounts
1 Jan 2026
High1 Jan 2026
Personal information of thousands
Government · Records not stated
Personal information of thousands leaked; agency delayed public notification for months
1 Jan 2026
High1 Jan 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Inadvertent exposure of personal data belonging to over 700,000 state residents
1 Jan 2026
Critical1 Jan 2026
Water Utilities (12 states)
Government · Records not stated
Operational technology systems compromised in coordinated attacks across multiple states
1 Jan 2026
High1 Jan 2026
North Carolina Ports
Government · Records not stated
Cyberattack forced shift to manual operations, systems being restored
1 Jan 2026
High1 Jan 2026
Swiss Federal IT Office
Government · Records not stated
Microsoft SharePoint breach compromised 200 government accounts
1 Jan 2026
Critical1 Jan 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Inadvertent exposure of personal information of over 700,000 state residents
1 Jan 2026
High1 Jan 2026
Yearslong breach of residents' private health-related information
Government · Records not stated
Yearslong breach of residents' private health-related information
1 Jan 2026
High1 Jan 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
200 accounts compromised via anomalies detected in on-premises Microsoft servers, possibly SharePoint vulnerabilities
1 Jan 2026
Critical1 Jan 2026
Exposed personal information of 700,000 state residents
Government · Records not stated
Exposed personal information of 700,000 state residents
1 Jan 2026
Critical1 Jan 2026
Inadvertently
Government · Records not stated
Inadvertently exposed personal information of 700,000 state residents
1 Jan 2026
High1 Jan 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
200 accounts compromised due to Microsoft SharePoint vulnerabilities in on-premises servers
1 Jan 2026
High1 Jan 2026
Water utilities (12 states)
Government · Records not stated
Cyberattacks on operational technology systems across South Dakota, Georgia and 10 other states
1 Jan 2026
High1 Jan 2026
Data breach
Government · Records not stated
Data breach leaked thousands of people's personal information
1 Jan 2026
High1 Jan 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Yearslong data breach of residents' private health-related information reported in January 2026
1 Jan 2026
High1 Jan 2026
Yearslong data breach
Government · Records not stated
Yearslong data breach exposed residents' private health-related information
1 Jan 2026
High1 Jan 2026
Multi-year data breach of residents' private health-related information
Government · Records not stated
Multi-year data breach of residents' private health-related information
1 Jan 2026
Critical1 Jan 2026
Armenia Government
Government · Records not stated
Alleged sale of 8M government records on hacker forum; authorities launched investigation
1 Jan 2026
Critical1 Jan 2026
Armenian Government
Government · Records not stated
Hackers offered 8 million government records for sale on hacker forum
1 Jan 2026
High1 Jan 2026
Yearslong data breach of residents' private health-related information
Government · Records not stated
Yearslong data breach of residents' private health-related information
1 Jan 2026
High26 Dec 2025
Utair
Government · 401,400 records
401,400 records exposed, Dates of birth, Email addresses, Genders, Loyalty program details and 4 more
26 Dec 2025
High1 Dec 2025
Post Office Limited
Government · Records not stated
Data breach affecting Horizon IT scandal victims; resulted in ICO reprimand for entirely preventable breach
1 Dec 2025
High1 Dec 2025
Post Office Limited
Government · Records not stated
Data breach affecting Horizon IT scandal victims with customer information exposed
1 Dec 2025
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