AccidentalMisconfigurationData ExfiltratedCustomer Data InvolvedSupply Chain (3P Vendor)IDENTITY_BASICIDENTITY_GOVERNMENTMediumContained
Shamrock Bank, N.A.
bd_7446f7fd9f5d27dd · schema v1 · pii pii-v1
Full breach record for Shamrock Bank, N.A. →TCM Bank, N.A. notified California residents of a data breach involving a third-party vendor's website misconfiguration. The incident occurred from March 5, 2017, to July 17, 2018, and was discovered on July 16, 2018. Personal information accessed included names, addresses, Social Security numbers, and dates of birth. TCM Bank remediated the issue, implemented new vendor controls, provided employee training, and offered one year of complimentary credit monitoring via Experian IdentityWorks.
California clockDiscovered Jul 16, 2018 → Notified Aug 3, 201818d ✓ CA 60-day OK21 days discovery → filing
⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident
Source provenance
- Source URL
- https://oag.ca.gov/ecrime/databreach/reports/sb24-138586
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Aug 6, 2018
- Raw hash
- 980b83f86463c6ef785bec67a5d104c1fe5fc262c11635588e136daa298d929f
Reporting entity
- Name
- Shamrock Bank, N.A.norm: shamrock bank na
Victim entity
- Name
- Shamrock Bank, N.A.norm: shamrock bank na
Incident
- Discovered
- Jul 16, 2018
- Materiality determined
- —
- Notification sent
- Aug 3, 2018
- Affected individuals
- Not disclosed
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENT
- Attack vector
- Misconfiguration
- MITRE ATT&CK
- T1190 Exploit Public-Facing Application
Compliance
- Time to disclose
- 21 days(21 days from discovery to filing)
- Compliance flags
- CA 60-day OK · 18d
- Discovery-date grounding
- unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
- Clock breakdown
Statute Window Elapsed Threshold Status California Discovered: Jul 16, 2018→ Notified: Aug 3, 201818d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.