HackingFinancial ServicesFinanceStolen CredentialsSupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

NCB Management Services, Inc.

bd_b5ea4dcfd3e444d0 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 4, 2023

Filed

May 26, 2023

To disclose

16 weeks

Affected

605state residents only

Linked

4 filings

Confidence

71%

Full breach record for NCB Management Services, Inc. →5 incidents on file

NCB Management Services, Inc., a third-party accounts receivable provider for Capital One, experienced a security incident where an unauthorized third party accessed systems between Feb 1-4, 2023. The breach exposed names, addresses, SSNs, and account numbers of 605 Washington residents. Capital One Services, LLC filed this notice with the WA AG on May 26, 2023.

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Incident timeline

undetected · 3 days

discovery → filing · 16 weeks / 111 days

Feb 1, 2023

Begins

Feb 4, 2023

Discovered

May 26, 2023

Filed

vs. sector median

+7 wks slower

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Massachusetts State AGbd_594eb14cbb7ed7952023-05-23 · +3dVerified
South Carolina State AGbd_fef282b9a43bce152023-05-23 · +3dCandidate
Hawaii State AGbd_601d725930f01cb02023-05-22 · +4dVerified

Name: CAPITAL ONE SERVICES, LLC
norm: capital one
Domain: capitalone.com

Name: NCB Management Services, Inc.
norm: ncb management
Industry: Financial Servicesllm

Discovered: Feb 4, 2023
Breach occurred: Feb 1, 2023 – Feb 4, 2023
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 26, 2023
Affected individuals: 605state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: NameSocial Security numberFinancial account number
WA-stated cause: Cyberattack
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found after the fact
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: ExternalFinancial
Regulator citations: Notified Washington State Office of the Attorney General
Third party: via NCB Management Services, Inc.
Initial access: valid_credentials

During the incident: Notified and is cooperating with federal law enforcement authorities
Secured the services of Kroll to provide two years of free identity monitoring services
Sent notice to the six hundred five (605) Washington residents
Changes made: Implemented a number of additional security measures to harden our network
Increased ability to monitor and detect any threats
Conducting additional training of our workforce on data security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 16 weeks(111 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Hawaii State AGMay 22 · first

Massachusetts State AG+1d

South Carolina State AG+1d

Washington State AG+4d · 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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA24250.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 26, 2023
Raw hash: e7a600e564592fdb61fb2d6f7fc57e83472f486c7cd2f16557d72b53700924f2

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityCAPITAL ONE SERVICES, LLC

Victim entityNCB Management Services, Inc.

Incidentdiscovered Feb 4, 2023

Stated responseNotified and is cooperating with federal law enforcement authorities

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com