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Data I/O

dataio.com

CONFIRMED

Official SEC Form 8-K Item 1.05 disclosure filed by Data I/O regarding a material cybersecurity incident.

Observable Status CONFIRMED

Industry / Sector Technology & Commercial

Incident Classification Material Cybersecurity Incident

Attributed Threat Actor Unattributed / Unknown

Affected Population Scope Under Audit

First Seen 2025-08-21

Last Updated 2025-08-21

Statutory Regulatory Filings:

SEC: Form 8-K Item 1.05 (0001654954-25-009925) SEC: Form 8-K Item 1.05 (0001654954-25-010613)

OPEN WEIGHTS TELEMETRY • DETERMINISTIC CONFIDENCE

Confidence & Source Corroboration

80% CONFIDENCE

1. Primary Authority CONFIRMED BY REGULATOR Base weight: 65%

2. Evidence Specificity +15% Statutory Filing Verified

3. Corroboration Curve +0% 1 independent domain

4. Timeline & Staleness +0% 2 milestones logged

Corroborated Source Domains:

sec.gov

STATUTORY REGULATORY DISCLOSURES

Official Regulatory Filings & Legal Compliance Records

2 Verified Statutory Filings

Regulatory Ground Truth Standard: The disclosures below represent formal statutory filings and enforcement records submitted to government regulatory authorities (SEC, State Attorneys General, HHS OCR, FTC, FCC, EU/UK DPAs). In accordance with repository principles, this data is captured exactly as filed by the reporting entity and is never modified, overridden, or synthesized by AI models.

SEC

Form 8-K Item 1.05

CONFIRMED BY REGULATOR

Docket / Accession ID 0001654954-25-009925

Statutory Filing Date 2025-08-21

Disclosed Impact Scope Under Audit

Evidence Standard Regulatory Ground Truth

Statutory Filing Details & Summary (Preserved As Filed):

Official statutory Form 8-K filing submitted by Data I/O to the SEC pursuant to cybersecurity disclosure mandates.

View Official Regulatory Filing Document https://www.sec.gov/Archives/edgar/data/351998/000165495425009925/0001654954-25-009925-index.htm

SEC

Form 8-K Item 1.05

CONFIRMED BY REGULATOR

Docket / Accession ID 0001654954-25-010613

Statutory Filing Date 2025-09-10

Disclosed Impact Scope Under Audit

Evidence Standard Regulatory Ground Truth

Statutory Filing Details & Summary (Preserved As Filed):

Official statutory Form 8-K filing submitted by Data I/O to the SEC pursuant to cybersecurity disclosure mandates.

View Official Regulatory Filing Document https://www.sec.gov/Archives/edgar/data/351998/000165495425010613/0001654954-25-010613-index.htm

Technical Forensic Briefing

Incident Overview

Data I/O, within its operating sector, has been subject to a cybersecurity incident disclosed to federal securities regulators. Ground-truth telemetry indicates the event prompted statutory disclosure under SEC cybersecurity reporting mandates.

Official SEC Form 8-K Item 1.05 disclosure filed by Data I/O regarding a material cybersecurity incident.

Compromised Assets & Data Scope

The specific volume of affected customer, employee, or organizational records remains under active technical audit or disclosed in primary filings. Primary online perimeter and corporate domains include dataio.com.

Specific classes of compromised records, infrastructure, or operational systems are detailed in the official statutory filings below.

Statutory Disclosures & Compliance

SEC Filing: Form 8-K Item 1.05 (0001654954-25-009925) - Filing Link

Milestone Timeline (2 events logged)

2025-08-21 16:00 UTC

CONFIRMED BY REGULATOR

SEC Form 8-K Item 1.05 Disclosure

Source: SEC EDGAR 8-K Filing (0001654954-25-009925)

2025-09-10 16:00 UTC

CONFIRMED BY REGULATOR

SEC Form 8-K Item 1.05 Disclosure

Source: SEC EDGAR 8-K Filing (0001654954-25-010613)

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