HackingRetail & ConsumerRetailStolen CredentialsCustomer Data InvolvedIdentity (basic)CredentialsLowContained

Dunkin' Brands, Inc.

bd_39f99b715c47b376 · schema v1 · pii pii-v1

Severity

Low

Discovered

Oct 31, 2018

Filed

Nov 28, 2018

To disclose

28 days

Affected

Not disclosed

Linked

5 filings

Confidence

65%

Full breach record for Dunkin' Brands, Inc. →3 incidents on file

Dunkin' Brands Inc. notified customers that third parties used credentials stolen from other companies' breaches to attempt to log into DD Perks accounts. The company learned of the attempts on October 31, 2018. Affected data may include names, email addresses, and account numbers. Dunkin' forced password resets and replaced stored value cards.

J jump to incidentP pin to compareR raw source

California clockDiscovered Oct 31, 2018 → Notified Nov 28, 201828d ✓ CA 60-day OK28 days discovery → filing

Incident timeline

discovery → filing · 28 days

Oct 31, 2018

Discovered

Nov 28, 2018

Filed

vs. sector median

4 wks faster

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

South Carolina State AGbd_995919194e6208362018-11-28Verified
Massachusetts State AGbd_ce99a8da6054f2202018-11-28Verified
Montana State AGbd_e599e179e50000e12018-11-28Candidate
New Hampshire State AGbd_efd25069f81a91952018-11-28Verified

Name: Dunkin' Brands, Inc.
norm: dunkin brands

Name: Dunkin' Brands, Inc.
norm: dunkin brands
Industry: Retail & Consumerllm

Discovered: Oct 31, 2018
Materiality determined: —
Notification sent: Nov 28, 2018
Affected individuals: Not disclosed
Data types: Identity (basic)Credentials
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Reported the incident to law enforcement
Initial access: valid_credentials

During the incident: Launched an internal investigation
Working with security vendor to remediate this event
Forced a password reset that required all of the potentially impacted DD Perks account holders to log out and log back in to their account using a new password
Taken steps to replace any DD Perks stored value cards with a new account number
Reported the incident to law enforcement
Cooperating with law enforcement to help identify and apprehend those third-parties responsible for this incident
Changes made: Recommend that guests create unique passwords for their DD Perks accounts and do not reuse passwords used for their other unrelated online accounts
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 days(28 days from discovery to filing)
Compliance flags: CA 60-day OK · 28d
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: Oct 31, 2018
→ Notified: Nov 28, 2018
28d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Oct 31, 2018 → Notified: Nov 28, 2018	28d	60 days (analyst band, pre-2026 discoveries)	CA 60-day OK

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

South Carolina State AGNov 28 · first

Massachusetts State AGNov 28 · first

Montana State AGNov 28 · first

New Hampshire State AGNov 28 · first

California State AGNov 28 · first · this page

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/sb24-142192
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 28, 2018
Raw hash: 73307aa4c8c154882e98d4c6962f4e74ebaf4cb900acffdef0f3cd21fe067b49

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityDunkin' Brands, Inc.

Victim entityDunkin' Brands, Inc.

Incidentdiscovered Oct 31, 2018

Stated responseLaunched an internal investigation

ComplianceCA 60-day OK

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov