AccidentalFinancial ServicesFinanceMisdeliveryCustomer Data InvolvedIdentity (basic)Government IDPIIMediumResolved

State Street Bank and Trust Company

bd_ae1d2cf1ea464ab6 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 3, 2016

Filed

Nov 29, 2016

To disclose

17 weeks

Affected · nationwide

1781 in this filing

Linked

3 filings

Confidence

66%

Full breach record for State Street Bank and Trust Company →12 incidents on file

State Street Bank and Trust Company notified the NH AG of a data security incident where a vendor inadvertently shared 178 customer records (including SSNs, DOBs, and PII) with US Bank on July 16, 2016, due to a software error. State Street discovered the error on August 3, 2016. One affected individual was a NH resident. Notices were sent on November 29, 2016, offering 2 years of credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 18 days

discovery → filing · 17 weeks / 118 days

Jul 16, 2016

Begins

Aug 3, 2016

Discovered

Nov 29, 2016

Filed

vs. sector median

+8 wks slower

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_8ef4f0586a7d7c9d2016-12-05 · +6dVerified
Massachusetts State AGbd_ac3bab499a7ac2d22016-12-05 · +6dVerified

Name: State Street Bank and Trust Company
norm: state street bank and

Name: State Street Bank and Trust Company
norm: state street bank and
Industry: Financial Servicesllm

Discovered: Aug 3, 2016
Breach occurred: Jul 16, 2016
Undetected for: 18 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 29, 2016
Affected individuals: 178state + nationwide
Data types: Identity (basic)Government IDPII
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain Compromise

During the incident: Investigated the cause of the incident and performed a complete review
Vendor deleted the erroneously captured records on August 5, 2016
US Bank deleted all instances of the erroneously captured records on their systems
Offering two years of free credit monitoring through Experian
Changes made: Vendor is putting controls in place, including changes to its merge data conversion programming utilities
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 17 weeks(118 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 2 states

View merged incident ↗

New Hampshire State AGNov 29 · first · this page

Massachusetts State AG+6d

Pattern: first filing Nov 29 (NH), last Dec 5 (MA) — a 6-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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://mm.nh.gov/files/uploads/doj/remote-docs/state-street-20161129.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 29, 2016
Raw hash: 95b344c3fc23d6f511aa52e788e826410d7981193cdc40aac7753b161c49866b

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityState Street Bank and Trust Company

Victim entityState Street Bank and Trust Company

Incidentdiscovered Aug 3, 2016

Stated responseInvestigated the cause of the incident and performed a complete review

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov