Disclosure tracker › Government disclosures
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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.
5,582
Disclosures in the tracker, all years
2,082
Of those, indexed in 2026
146
Added in October
21
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 31 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
6,215 results · Government disclosures. Clear filters
Critical3 Aug 2026
Cyberattack
Government · 31,000 records
DPA reports: The tiny principality of Liechtenstein has fallen victim to a major cyberattack in which the data of 31,000 people were stolen, the government said on Sunday. The country, which lies between Switzerland…
3 Aug 2026
Medium3 Aug 2026
Bill Curtis
Government · Records not stated
Bill Curtis reports: The full names and contact details for more than 100,000 police officers and staff have been leaked on the dark web after a hack, The Times can reveal. As part of a major security breach, hackers…
3 Aug 2026
Medium3 Aug 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
A cyberattack on the U.K.'s Police National Legal Database (PNLD) has compromised contact data of more than 100,000 police officers and other criminal justice professionals.
3 Aug 2026
Critical2 Aug 2026
DHS Information Network
Government · Records not stated
Active intrusion into federal information sharing network
2 Aug 2026
High2 Aug 2026
Years-long data breach of residents' private health-related information
Government · Records not stated
Years-long data breach of residents' private health-related information
2 Aug 2026
Critical2 Aug 2026
US Government Civil Servants
Government · Records not stated
Thousands of civil servants' passwords exposed, including White House linked credentials
2 Aug 2026
High1 Aug 2026
Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF)
Government · Records not stated
ATF confirmed a cybersecurity incident after the Qilin ransomware group claimed the attack.
1 Aug 2026
High1 Aug 2026
Anne Arundel County, Maryland
Government · Records not stated
Government data breach after ransomware attack; intruder stole files from government systems
1 Aug 2026
High1 Aug 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Qilin ransomware group breached computer system; confirmed August 26, 2026
1 Aug 2026
High1 Aug 2026
Ransomware breach by Qilin group, computer system compromised
Government · Records not stated
Ransomware breach by Qilin group, computer system compromised
1 Aug 2026
High1 Aug 2026
ATF
Government · Records not stated
Cyber incident confirmed after Qilin ransomware group claimed attack
1 Aug 2026
High1 Aug 2026
ATF
Government · Records not stated
Qilin ransomware group targeted agency in confirmed cyber incident
1 Aug 2026
High1 Aug 2026
Berlin Government
Government · Records not stated
Rhysida ransomware group targeted government with claimed data theft
1 Aug 2026
High1 Aug 2026
ATF
Government · Records not stated
Cybersecurity incident confirmed after Qilin ransomware group claimed attack on federal agency
1 Aug 2026
High1 Aug 2026
ATF
Government · Records not stated
Cyber incident confirmed after Qilin ransomware group claimed attack on federal agency
1 Aug 2026
High1 Aug 2026
ATF
Government · Records not stated
Federal agency confirmed cyber incident after Qilin ransomware group claimed attack
1 Aug 2026
High1 Aug 2026
Cyber incident
Government · Records not stated
Cyber incident confirmed after Qilin ransomware group claimed attack
1 Aug 2026
High1 Aug 2026
Japan's Digital Agency
Government · Records not stated
VPN flaw exposed 246,000 personnel records across 23 ministries containing personal information
1 Aug 2026
High1 Aug 2026
Cybersecurity incident
Government · Records not stated
Cybersecurity incident confirmed after Qilin ransomware group claimed attack
1 Aug 2026
High1 Aug 2026
Cyber incident
Government · Records not stated
Cyber incident confirmed after Qilin ransomware group claimed attack on federal agency
1 Aug 2026
High1 Aug 2026
Metropolitan Police Service
Government · Records not stated
Data protection failures including sending unredacted documents to alleged stalker and bulk email breach
1 Aug 2026
High1 Aug 2026
Cyber incident
Government · Records not stated
Cyber incident confirmed after Qilin ransomware group claimed attack on government agency
1 Aug 2026
High1 Aug 2026
Police National Legal Database
Government · Records not stated
ExfilSquad claimed 135,000 contact records theft in dark web leak
1 Aug 2026
High1 Aug 2026
Police National Legal Database
Government · Records not stated
Data theft confirmed: 135,000 contact records leaked on dark web by ExfilSquad
1 Aug 2026
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