Disclosure tracker › Technology disclosures
Intelligence · Disclosure tracker
Technology 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
23
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 30 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
4,047 results · Technology disclosures. Clear filters
Critical16 Sep 2026
AT&T
Technology · 109,000,000 records
Data breach exposed over 100 million customers across two separate incidents
16 Sep 2026
Critical15 Sep 2026
T-Mobile
Technology · 64,000,000 records
Over 64 million records leaked online by hackers
15 Sep 2026
Critical15 Sep 2026
Free Mobile and Free
Technology · Records not stated
Major data theft in France, resulted in €49 million fine from CNIL
15 Sep 2026
Critical15 Sep 2026
Unlimited Technology Systems
Technology · 3,800,000 records
Data breach impacted 3.8 million people's personal information
15 Sep 2026
High15 Sep 2026
Cox Enterprises
Technology · Records not stated
Data breach via Oracle E-Business Suite exposed employee and customer data
15 Sep 2026
High15 Sep 2026
Cell C
Technology · Records not stated
Data breach following cyberattack at South African telecom provider
15 Sep 2026
Critical15 Sep 2026
Optus
Technology · Records not stated
2022 cyber breach with privacy regulator lawsuit filed for privacy law violations
15 Sep 2026
Critical15 Sep 2026
AT&T
Technology · 109,000,000 records
Data breach exposing over 100 million customers across two separate incidents in 2024
15 Sep 2026
Medium14 Sep 2026
Organisation not named
Technology · Records not stated
The disclosure as indexed does not name the organisation.
A mass-scanning campaign targeting internet-exposed Vite development servers is attempting to steal cloud credentials and configurations from AWS and Azure deployments.
14 Sep 2026
Critical14 Sep 2026
T-Mobile
Technology · 64,000,000 records
Over 64 million customer records leaked online by hackers
14 Sep 2026
Critical14 Sep 2026
Unlimited Technology Systems
Technology · 3,800,000 records
Data breach impacts 3.8 million individuals
14 Sep 2026
High14 Sep 2026
Cell C
Technology · Records not stated
Data breach following cyberattack affecting South African telecom provider
14 Sep 2026
Critical14 Sep 2026
AT&T
Technology · 109,000,000 records
Two separate incidents in 2024 exposed data from 100M+ customers
14 Sep 2026
High13 Sep 2026
Chess.com (2026)
Technology · 4,653,212 records
4,653,212 records exposed, Email addresses, Geographic locations, Names, Usernames
13 Sep 2026
Critical10 Sep 2026
IDScan
Technology · Records not stated
Identity verification company IDScan has confirmed that hackers accessed customer data stored in its cloud platform, days after reports linked the company to a massive database containing more than 153 million driver's…
10 Sep 2026
Critical7 Sep 2026
Mathspace
Technology · 1,000,000 records
Online maths learning platform Mathspace disclosed over the weekend that attackers stole data from more than 1 million students, staff, and parents after breaching its Metabase internal reporting system.
7 Sep 2026
Medium3 Sep 2026
Thomson Reuters
Technology · Records not stated
Thomson Reuters disclosed on Wednesday that an unauthorized party obtained files from C-Track, the court case management platform sold by its West Publishing Corporation unit, in March 2026, affecting courts in 11 U.S.…
3 Sep 2026
Medium3 Sep 2026
Organisation not named
Technology · Records not stated
The disclosure as indexed does not name the organisation.
Sealed court information and sensitive personal data were exposed in a breach of a Thomson Reuters records platform affecting courts in at least 12 U.S. states, the U.S. Virgin Islands and Canada.
3 Sep 2026
Critical1 Sep 2026
IDScan
Technology · Records not stated
ID verification service confirmed data breach with over 150 million driver's licenses stolen
1 Sep 2026
Critical1 Sep 2026
IDScan
Technology · Records not stated
More than 150 million driver's licenses stolen
1 Sep 2026
Critical1 Sep 2026
Times Car
Technology · 6,600,000 records
6.6 million user accounts compromised in cyberattack
1 Sep 2026
Critical1 Sep 2026
IDScan
Technology · Records not stated
Over 150 million driver's licenses stolen in confirmed data breach
1 Sep 2026
High1 Sep 2026
Trezor (email provider)
Technology · Records not stated
Data breach of email provider serving hardware crypto wallet company, scammers targeting users
1 Sep 2026
Critical1 Sep 2026
IDScan
Technology · Records not stated
Breach exposed more than 150 million driver's licenses stolen from ID verification service
1 Sep 2026
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