HackingFinancial ServicesFinanceCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDFinancial accountMediumContained

Newbridge Securities Corporation

bd_ef2137acf08ba54a · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 30, 2021

Filed

Oct 14, 2021

To disclose

6 weeks

Affected

77state residents only

Linked

6 filings

Confidence

66%

Full breach record for Newbridge Securities Corporation →2 incidents on file

Newbridge Securities Corporation notified the New Hampshire Attorney General of a network intrusion occurring between February 24 and March 18, 2021. The company discovered the breach on August 30, 2021, after determining that personal information of 77 NH residents, including names, addresses, SSNs, and account details, may have been accessed. Newbridge engaged a cybersecurity firm, secured its network, and offered one year of complimentary identity monitoring via Kroll/Experian. Remediation included MFA implementation, legacy auth removal, and enhanced logging.

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Incident timeline

undetected · 187 days

discovery → filing · 6 weeks / 45 days

Feb 24, 2021

Begins

Aug 30, 2021

Discovered

Oct 14, 2021

Filed

vs. sector median

2 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Montana State AGbd_17038b233b71647e2021-10-14Candidate
Massachusetts State AGbd_29d0e1f53c68f5cf2021-10-14Verified
Maine State AGbd_8b3162b529c149d32021-10-14Verified by operator
California State AGbd_d2ca3d9293e68dfe2021-10-14Verified

Show 1 more filing ↓up to 1d gap

Indiana State AGbd_5f354b0086510be12021-10-13 · +1dVerified

Name: John P. Hutchins
norm: john p hutchins

Name: Newbridge Securities Corporation
norm: newbridge securities
Industry: Financial Servicesllm

Discovered: Aug 30, 2021
Breach occurred: Feb 24, 2021 – Mar 18, 2021
Undetected for: 187 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 14, 2021
Affected individuals: 77state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Notified Attorney General John Formella
Initial access: exploit_public_facing

During the incident: Took immediate steps to secure its network
Began an investigation
A cybersecurity firm was engaged to assist
Conducted a thorough review of potentially accessed information
Offering the New Hampshire residents access to complimentary identity monitoring services for one year through Kroll
Changes made: Removing legacy authentication methods
Increasing audit logging on all systems
Applying hardening policies for greater encryption on system communication
Increasing the sensitivity of endpoint protection
Strengthening password policies to require greater complexity
Implementing multifactor authentication for both internal and remote network access
Strengthening email security efforts for identifying phishing or malicious content
Internal training for our users to identify these types of cyberattacks
Created a dedicated call center to answer any questions customers may have about the incident and its response
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 6 weeks(45 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Indiana State AGOct 13 · first

Montana State AG+1d

Massachusetts State AG+1d

Maine State AG+1d

California State AG+1d

New Hampshire State AG+1d · 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://mm.nh.gov/files/uploads/doj/remote-docs/newbridge-securities-20211014.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 14, 2021
Raw hash: 3c6ace8ca40d7fd1eddf2e06a9691fdd2bbff0166dc8b58c709e54a05ba62a0b

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityJohn P. Hutchins

Victim entityNewbridge Securities Corporation

Incidentdiscovered Aug 30, 2021

Stated responseTook immediate steps to secure its network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov