Social EngineeringFinancial ServicesFinancePhishingCustomer Data InvolvedTargetedIdentity (basic)Government IDFinancial accountHealth (basic)PIIMediumContained

Lincoln Financial Securities Corporation

bd_fc399c98777cdb3a · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 2, 2020

Filed

Jul 27, 2020

To disclose

25 days

Affected

1state residents only

Linked

2 filings

Confidence

66%

Full breach record for Lincoln Financial Securities Corporation →5 incidents on file

Lincoln Financial Securities notified NH AG of a phishing incident affecting one resident's email account (May 1-3, 2020). Discovered July 2, 2020. Exposed PII, SSN, DOB, bank info, driver's license, medical/financial data. Notifications mailed July 24, 2020 with 1-year credit monitoring.

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Incident timeline

undetected · 62 days

discovery → filing · 25 days

May 1, 2020

Begins

Jul 2, 2020

Discovered

Jul 27, 2020

Filed

vs. sector median

5 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_a444c8415024327b2020-07-23 · +4dVerified

Name: LINCOLN NATIONAL CORPORATION
norm: lincoln national
Domain: lincolnfinancial.com

Name: Lincoln Financial Securities Corporation
norm: lincoln financial securities
Industry: Financial Servicesllm

Discovered: Jul 2, 2020
Breach occurred: May 1, 2020 – May 3, 2020
Undetected for: 62 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 24, 2020
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDFinancial accountHealth (basic)PII
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing Link
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Attorney General pursuant to NH Rev. Stat. §359-C:20
Initial access: phishing_link

During the incident: Lincoln quickly took action to assist the advisor in securing their account
Lincoln provided an alert to all advisor regarding a phishing email that had been directed at advisors
Required all advisors to do a password reset for their email accounts
Worked with the third party service provider that managed the email accounts of the independent advisors to determine the nature of the access to the accounts and make configuration changes to the email accounts
Changes made: Enhance our cybersecurity posture, as appropriate
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 25 days(25 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGJul 23 · first

New Hampshire 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://mm.nh.gov/files/uploads/doj/remote-docs/lincoln-financial-securities-20200727.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 27, 2020
Raw hash: 7a206534b577bccda9bf0aba2ab6f1c08afb3bcbe34e7ac99df0d2d9429f8dd9

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityLINCOLN NATIONAL CORPORATION

Victim entityLincoln Financial Securities Corporation

Incidentdiscovered Jul 2, 2020

Stated responseLincoln quickly took action to assist the advisor in securing their account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov