HackingProfessional ServicesProfessional ServicesCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Williams Associates Architects

bd_43ffdd2e3314e0b1 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 3, 2026

Filed

May 11, 2026

To disclose

—

Affected

1state residents only

Linked

3 filings

Confidence

66%

Full breach record for Williams Associates Architects →

Williams Associates Architects Ltd (Williams) reported a data security incident to the Nebraska Attorney General on May 11, 2026. On March 3, 2026, Williams experienced a network disruption and engaged cybersecurity experts. Investigation confirmed unauthorized access to files containing names and Social Security Numbers. One Nebraska resident was notified. Williams implemented safeguards, offered 12 months of credit monitoring via TransUnion, and established a hotline.

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Incident timeline

Mar 3, 2026

Begins

Mar 3, 2026

Discovered

May 11, 2026

Filed

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

Indiana State AGbd_74c3f1d2a0eb2d642026-05-11Verified by operator
Massachusetts State AGbd_d2aee09779b163942026-05-11Candidate

Name: Williams Associates Architects
norm: williams associates architects
Domain: williamsassociatesarchitects.com

Name: Williams Associates Architects
norm: williams associates architects
Domain: williamsassociatesarchitects.com
Industry: Professional Servicesllm

Discovered: Mar 3, 2026
Breach occurred: Mar 3, 2026
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 11, 2026
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Notified Nebraska Attorney General
Initial access: exploit_public_facing

During the incident: Engaged cybersecurity experts to assist with the process
Undertook a comprehensive review of those files
Took steps to promptly notify such individuals of the incident
Implemented additional safeguards to help ensure the security of its systems
Established a toll-free hotline to answer any questions about the incident
Provided complimentary identity protection services, including 12 months of complimentary credit monitoring
Changes made: Implemented additional safeguards to help ensure the security of its systems and to reduce the risk of a similar incident occurring in the future
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Indiana State AGMay 11 · first

Massachusetts State AGMay 11 · first

Nebraska State AGMay 11 · first · 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://nebraska.gov/ago/data-breach/documents/68e6cdfa-9c2f-40bb-8a54-c4531476cd63.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 11, 2026
Raw hash: af677ce82d78b0562f3a94257ecba34c69c6cb9856890e4a743f36ea7e2ffcd2

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityWilliams Associates Architects

Victim entityWilliams Associates Architects

Incidentdiscovered Mar 3, 2026

Stated responseEngaged cybersecurity experts to assist with the process

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancenebraska.gov