Weekly briefing No. 41 published 4 Oct 2026
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.

5,319
Disclosures in the tracker, all years
2,034
Of those, indexed in 2026
87
Added in October
21
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 22 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

High14 May 2020
Boston University (Blackbaud)
Education · 320,000 records
320K records exposed
Our record
14 May 2020
High14 May 2020
University of Texas (Blackbaud)
Education · 440,000 records
440K records exposed
Our record
14 May 2020
High14 May 2020
University of Pittsburgh (Blackbaud)
Education · 680,000 records
680K records exposed
Our record
14 May 2020
High14 May 2020
Indiana University (Blackbaud)
Education · Records not stated
380K donor records exposed
Our record
14 May 2020
High14 May 2020
Cornell University (Blackbaud)
Education · Records not stated
420K alumni records exposed
Our record
14 May 2020
High14 May 2020
Ohio State University (Blackbaud)
Education · Records not stated
550K donor records exposed
Our record
14 May 2020
Critical14 May 2020
University of Virginia (Blackbaud)
Education · Records not stated
1.1M donor and alumni records exposed
Our record
14 May 2020
Critical14 May 2020
Blackbaud (higher ed)
Education · Records not stated
12M+ donor and alumni records exposed across 200+ universities
Our record
14 May 2020
High14 May 2020
Elkhart Emergency Physicians
Healthcare · 550,000 records
550K patient records exposed in Blackbaud breach
Our record
14 May 2020
High14 May 2020
NorthShore University HealthSystem (Blackbaud)
Healthcare · 348,000 records
348K patient records exposed
Our record
14 May 2020
High14 May 2020
SCL Health (Blackbaud)
Healthcare · 343,000 records
343K patient records exposed in Blackbaud vendor breach
Our record
14 May 2020
High14 May 2020
Northern Light Health (Blackbaud)
Healthcare · 657,000 records
657K patient and donor records exposed
Our record
14 May 2020
Critical14 May 2020
Inova Health System
Healthcare · 1,040,000 records
1.04M patient records exposed in Blackbaud breach
Our record
14 May 2020
Critical14 May 2020
Blackbaud
Healthcare · Records not stated
12M+ donor and patient records exposed across hundreds of healthcare orgs
Our record
14 May 2020
High14 May 2020
Penn State University (Blackbaud)
Education · 590,000 records
590K records exposed
Our record
14 May 2020
High14 May 2020
Michigan State University (Blackbaud)
Education · 450,000 records
450K records exposed
Our record
14 May 2020
High14 May 2020
University of Alabama (Blackbaud)
Education · 360,000 records
360K records exposed
Our record
14 May 2020
High14 May 2020
Oregon State University (Blackbaud)
Education · 240,000 records
240K records exposed
Our record
14 May 2020
High14 May 2020
University of Wisconsin (Blackbaud)
Education · 520,000 records
520K records exposed
Our record
14 May 2020
High14 May 2020
Tulane University (Blackbaud)
Education · 270,000 records
270K records exposed
Our record
14 May 2020
High14 May 2020
George Washington University (Blackbaud)
Education · 380,000 records
380K records exposed
Our record
14 May 2020
High14 May 2020
440K records exposed
Education · 440,000 records
440K records exposed
Our record
14 May 2020
High14 May 2020
Creighton University (Blackbaud)
Education · Records not stated
110K donor records exposed
Our record
14 May 2020
High14 May 2020
Loyola University Chicago (Blackbaud)
Education · 160,000 records
160K records exposed
Our record
14 May 2020
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