UnknownHospitalityHospitalityCustomer Data InvolvedFinancial accountIdentity (basic)LowResolved

MEI-GSR

bd_d253b1f7ceed961d · schema v1 · pii pii-v1

Severity

Low

Discovered

Sep 29, 2015

Filed

Jun 13, 2016

To disclose

37 weeks

Affected

Not disclosed

Confidence

64%

MEI-GSR (Grand Sierra Resort) notified the California AG of a potential compromise of guest payment card information. The incident occurred between Feb 19, 2014, and Aug 6, 2015, and was discovered around Sept 29, 2015. Affected data includes cardholder name, credit card number, expiration date, and Track 1/2 data. The company engaged forensic investigators and enhanced security measures.

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California clockDiscovered Sep 29, 2015 → Notified Jun 10, 2016255d ✗ CA 60-day late37 weeks discovery → filing

Incident timeline

undetected · 587 days

discovery → filing · 37 weeks / 258 days

Feb 19, 2014

Begins

Sep 29, 2015

Discovered

Jun 13, 2016

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Name: MEI-GSR
norm: mei-gsr
Domain: gsr.io

Name: MEI-GSR
norm: mei-gsr
Domain: gsr.io
Industry: Hospitalityllm

Discovered: Sep 29, 2015
Breach occurred: Feb 19, 2014 – Aug 6, 2015
Undetected for: 587 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 10, 2016
Affected individuals: Not disclosed
Data types: Financial accountIdentity (basic)
Attack vector: Unknown

During the incident: Cooperated with law enforcement
Retained third party forensics investigators
Changes made: Enhanced existing security measures to prevent further unauthorized access to guest payment card information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 37 weeks(258 days from discovery to filing)
Compliance flags: CA 60-day late · 255d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Sep 29, 2015
→ Notified: Jun 10, 2016
255d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Sep 29, 2015 → Notified: Jun 10, 2016	255d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://oag.ca.gov/ecrime/databreach/reports/sb24-62337
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 13, 2016
Raw hash: 5bcfd927cfa1258980d65fb43aab5e07c66da64f2c004a5e53631e118edfbc4d

Reporting entityMEI-GSR

Victim entityMEI-GSR

Incidentdiscovered Sep 29, 2015

Stated responseCooperated with law enforcement

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov