Intelligence · Disclosure tracker
Every public disclosure, dated and sourced.
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.
5,345
Disclosures in the tracker, all years
2,058
Of those, indexed in 2026
119
Added in October
16
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 26 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
Medium3 Sep 2021
69K patient records exposed in ransomware
Healthcare · 69,000 records
69K patient records exposed in ransomware
3 Sep 2021
High3 Sep 2021
Avos Locker ransomware encrypted city systems
Government · Records not stated
Avos Locker ransomware encrypted city systems
3 Sep 2021
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