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.
5,314
Disclosures in the tracker, all years
2,028
Of those, indexed in 2026
76
Added in October
21
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 21 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
5,563 results · Government disclosures. Clear filters
High20 Dec 2021
Gloucester City Council
Government · Records not stated
Russian state hackers compromised council systems, services disrupted for months
20 Dec 2021
High16 Dec 2021
Belgian Defence Ministry
Government · Records not stated
Log4j exploitation compromised Belgian military email systems
16 Dec 2021
High14 Dec 2021
Kalix Municipality (Sweden)
Government · Records not stated
Hive ransomware hit Swedish municipality, all digital services disrupted
14 Dec 2021
High12 Dec 2021
Virginia General Assembly
Government · Records not stated
Systems encrypted in ransomware attack
12 Dec 2021
Critical10 Dec 2021
Brazilian Ministry of Health
Government · Records not stated
Lapsus$ defaced and wiped vaccination data for 300M citizens from ConecteSUS
10 Dec 2021
High7 Dec 2021
South African Government SITA
Government · Records not stated
800,000 government employee records compromised from State IT Agency
7 Dec 2021
High4 Dec 2021
Maryland Dept of Health
Government · Records not stated
500K resident records exposed in ransomware attack
4 Dec 2021
Medium29 Nov 2021
NZ Parliament (2021)
Government · Records not stated
Cyberattack on NZ parliamentary counsel office, legislative drafting systems hit
29 Nov 2021
Medium17 Nov 2021
Riau Islands Police (Indonesia)
Government · Records not stated
13,000 police personnel records leaked online
17 Nov 2021
High16 Nov 2021
South Australian Government (Frontier)
Government · 80,000 records
Frontier Software breach exposed SA government employee payroll data, 80,000 records
16 Nov 2021
High5 Nov 2021
City of Westmount (QC)
Government · Records not stated
Municipal systems locked by ransomware
5 Nov 2021
High2 Nov 2021
Tamil Nadu Police (India)
Government · Records not stated
60,000 police records including FIRs and accused details leaked online
2 Nov 2021
High1 Nov 2021
1 Nov 2021
Critical23 Oct 2021
Iran Atomic Energy Organization
Government · Records not stated
Hacktivist group leaked 50GB of nuclear facility documents and emails
23 Oct 2021
High14 Oct 2021
Thingiverse
Government · 228,102 records
228,102 records exposed, Dates of birth, Email addresses, IP addresses, Names and 3 more
14 Oct 2021
Critical13 Oct 2021
Argentina RENAPER (National Registry)
Government · Records not stated
45M citizen ID records stolen, photos, Tramite numbers, ID data of entire population
13 Oct 2021
Medium6 Oct 2021
Republican Party of Texas
Government · 72,596 records
72,596 records exposed, Browser user agent details, Email addresses, Geographic locations, IP addresses and 1 more
6 Oct 2021
High19 Sep 2021
Town of Colonie NY
Government · Records not stated
Ransomware encrypted town government systems
19 Sep 2021
High15 Sep 2021
Danish Social Security (CPR)
Government · Records not stated
COVID test data of 1.2M Danes exposed through misconfigured system
15 Sep 2021
High13 Sep 2021
13 Sep 2021
Critical6 Sep 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware disrupted all IT systems, court operations halted nationwide
6 Sep 2021
Critical6 Sep 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware disrupted all IT systems, court operations halted nationwide
6 Sep 2021
Critical6 Sep 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware disrupted all IT systems, court operations halted nationwide
6 Sep 2021
Critical6 Sep 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware disrupted all IT systems, court operations halted nationwide
6 Sep 2021
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