AccidentalFinancial ServicesFinanceMisdeliveryCustomer Data InvolvedIdentity (basic)Government IDFinancial accountHighResolved

HSBC BANK USA, NATIONAL ASSOCIATION

bd_07ec4f9d069d4917 · schema v1 · pii pii-v1

Severity

High

Discovered

Dec 10, 2015

Filed

Jan 13, 2016

To disclose

5 weeks

Affected

5,270state residents only

Linked

5 filings

Confidence

69%

Full breach record for HSBC BANK USA, NATIONAL ASSOCIATION →13 incidents on file

HSBC Bank USA, National Association notified Washington AG of a data breach where a third-party mortgage servicing provider inadvertently sent encrypted disks containing customer PII (names, SSNs, mortgage/deposit account numbers) to an unauthorized analytics firm between Dec 7-8, 2015. 5,270 WA residents affected. HSBC notified customers on Jan 11, 2016, and offered 1-year Identity Guard monitoring.

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Incident timeline

undetected · 3 days

discovery → filing · 5 weeks / 34 days

Dec 7, 2015

Begins

Dec 10, 2015

Discovered

Jan 13, 2016

Filed

vs. sector median

3 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

Montana State AGbd_01cde2a6a6f9a67f2016-01-13Candidate
California State AGbd_8d93fd54828d36792016-01-13Verified
Oregon State AGbd_23bc93e9cc844bb02016-01-14 · +1dVerified
South Carolina State AGbd_7612518e61fa9e602016-01-14 · +1dVerified

Name: HSBC BANK USA, NATIONAL ASSOCIATION
norm: hsbc bank usa national

Name: HSBC BANK USA, NATIONAL ASSOCIATION
norm: hsbc bank usa national
Industry: Financial Servicesllm

Discovered: Dec 10, 2015
Breach occurred: Dec 7, 2015 – Dec 8, 2015
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 11, 2016
Affected individuals: 5,270state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Financial account numberSocial Security numberName
WA-stated cause: Unauthorized Access
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found after the fact
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1041 Exfiltration Over C2 Channel
Threat actor: Partner
Regulator citations: Notified Office of the Attorney General, State of Washington

During the incident: Began notifying affected customers on January 11, 2016
Offered a free one-year subscription to Identity Guard
Notified credit reporting agencies on January 11, 2016
Changes made: Mortgage servicing provider made changes to their processes to avoid future incidents
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(34 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Montana State AGJan 13 · first

California State AGJan 13 · first

Washington State AGJan 13 · first · this page

Oregon State AG+1d

South Carolina State AG+1d

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/BreachM9604.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 13, 2016
Raw hash: 4cab05a755e947d4ef5a0b6258d4f7791c503414b6f6c91c77a50330fc39601b

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityHSBC BANK USA, NATIONAL ASSOCIATION

Victim entityHSBC BANK USA, NATIONAL ASSOCIATION

Incidentdiscovered Dec 10, 2015

Stated responseBegan notifying affected customers on January 11, 2016

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com