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

23 filings

Confidence

71%

Full breach record for NCB Management Services, Inc. →3 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.

J jump to incidentP pin to compareR raw source

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

+8 wks slower

This filing is one of 23 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Montana State AGbd_af43cc04b6170ecc2023-05-26Verified
Maine State AGbd_dc77d4029dd3d7c12023-05-26Verified
Massachusetts State AGbd_594eb14cbb7ed7952023-05-23 · +3dVerified
Maine State AGbd_7d3222e6f53876be2023-05-23 · +3dVerified

Show 6 more filings ↓up to 33d gap

South Carolina State AGbd_fef282b9a43bce152023-05-23 · +3dVerified
Oregon State AGbd_153c9cd6421b02832023-05-22 · +4dVerified
Montana State AGbd_46c7daa7a37aa4712023-05-22 · +4dVerified
Hawaii State AGbd_601d725930f01cb02023-05-22 · +4dVerified
Delaware State AGbd_a59e7f90661deffd2023-06-16 · +21dVerified
New Hampshire State AGbd_ebea091fe68ee6882023-06-28 · +33dVerified

Showing first 10 of 22 linked disclosures.

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 · 11 filings · 9 states

View merged incident ↗

Oregon State AGMay 22 · first

Montana State AGMay 22 · first

Hawaii State AGMay 22 · first

Massachusetts State AG+1d

Maine State AG+1d

South Carolina State AG+1d

Montana State AG+4d

Maine State AG+4d

Washington State AG+4d · this page

Delaware State AG+25d

New Hampshire State AG+37d

Pattern: first filing May 22 (OR), last Jun 28 (NH) — a 37-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 22 — the full spread may be wider.

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 (10) · 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