Trio-Tech reports ransomware incident at Singapore subsidiary; data potentially exposed

TRIO-TECH INTERNATIONAL

Ransomware discovered March 11; initially deemed immaterial, escalated March 18 with unauthorized data disclosure.
Subsidiary took network offline, engaged third-party forensic experts, notified Singapore law enforcement.
Scope of affected data not yet determined; investigation ongoing; cyber insurance involved.
No material operational disruption; company does not expect material impact on March 31, 2026 quarter results.
Full financial impact unknown; could become material to financial statements and results.

Key facts

Extracted from this filing and checked against the source text.

Cybersecurity Incidents SEC 8-K Item 1.05 confidence 0.9

TRIO-TECH INTERNATIONAL disclosed a cybersecurity incident: ransomware incident resulting in encryption of certain files and later escalation leading to unauthorized disclosure of certain Company data. Impact: the full scope and impact is not yet known; incident has not resulted in any material disruption to the subsidiary’s operations or the Company’s business, and the Company does not expect a material impact on financial results for the quarter ending March 31, 2026. Materiality is still being assessed. Discovered 2026-03-11.

Nature: ransomware incident resulting in encryption of certain files and later escalation leading to unauthorized disclosure of certain Company data
Impact: the full scope and impact is not yet known; incident has not resulted in any material disruption to the subsidiary’s operations or the Company’s business, and the Company does not expect a material impact on financial results for the quarter ending March 31, 2026
Materiality: assessing
Discovery: 2026-03-11

Exact text from the filing

On March 11, 2026, Trio-Tech International (“Company”) identified and responded to a cybersecurity incident in one of its subsidiaries (“subsidiary”) in Singapore. The subsidiary experienced a ransomware incident that resulted in encryption of certain files within the Company’s network.

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Source: SEC EDGAR

accession 0001437749-26-009193

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