UnknownFinancial ServicesFinanceIDENTITY_GOVERNMENTPIICritical
Frost Bank
bd_5f4aac65b3dc3f39 · schema v1 · pii pii-v1
Full breach record for Frost Bank →Frost Bank based in San Antonio, Texas, a financial services entity reported a data breach to the Texas Attorney General. The breach was discovered on 2026-04-22 and reported on 2026-05-20. 191,848 Texas residents were affected. 200,271 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information;Financial Information (e.g. account number, credit or debit card number);Date of Birth. Consumers were notified via U.S. Mail.
Texas clock✓ TX AG ≤30d28 days discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
This filing is one of 4 about the same incident.View merged incident
Linked disclosures
Why this link?Ransomware claims (1)
- bd_5a86e8b29efb82bfLeak Siteeverestfiled 2026-04-20(30d gap)Verified
Regulatory filings (2) · sorted by filing gap
- bd_b213ce708cd456a5California State AGfiled 2026-05-20Verified
- bd_8b776d1a699a96f9Massachusetts State AGfiled 2026-05-01(19d gap)Verified by operator
Source provenance
- Source URL
- https://oag.my.site.com/datasecuritybreachreport/apex/DataSecurityReportsPage#BR-0005051
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- May 20, 2026
- Raw hash
- c016158d8707598d238f5105c9a3b31577c574ae9bd9a3ac0aebe49a85ccb692
Reporting entity
- Name
- Frost Banknorm: frost bank
- Domain
- frostbank.com
Victim entity
- Name
- Frost Banknorm: frost bank
- Domain
- frostbank.com
- Industry
- Financial Servicesllm
Incident
- Discovered
- Apr 22, 2026
- Materiality determined
- —
- Notification sent
- —
- Affected individuals
- 191,848
- Data types
- IDENTITY_GOVERNMENTPII
- Attack vector
- Unknown
- Threat actor
- External
Compliance
- Time to disclose
- 28 days(28 days from discovery to filing)
- Compliance flags
- TX AG ≤30d
- Discovery-date grounding
- AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.