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%

All records for Dunkin' Brands, Inc. →3 incidents on file

Account takeover notice

Dunkin' Brands, Inc. notified customers of unauthorized access to their accounts. The filing says: “Although Dunkin’ did not experience a data security breach involving its internal systems, we’ve been informed that third-parties obtained usernames and passwords through other companies’ security breaches and used this information to log into some Dunkin’ DD Perks accounts.”

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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

6 wks faster

This filing is one of 5 filings 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