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IEH

Disclosed Aug 6, 20267 weeks agoConfirmed

SEC filing

Cybersecurity incident disclosed to the SEC (8-K Item 8.01)

On August 4, 2026, IEH Corporation ("IEH" or the "Company") discovered that it sustained a cybersecurity incident whereby a threat actor using an alias gained unauthorized access to the Microsoft 365 mailbox of an employee of the Company. As soon as the incident was observed, the Company took action to contain the unauthorized access. An investigation determined the compromise originated from a phishing attack in which a malicious actor impersonated a prospective business contact and delivered a hyperlink disguised as a Microsoft document-sharing link. The user accessed the link and entered Mi

What is known

People affectedNot stated in the sources we have
DisclosedAug 6, 2026
AttackPhishing
Data exposedNot stated
SectorOther · US
StatusConfirmed

Sources

Source
IEH Corp Form 8-K, Item 8.01 (2026-08-06)sec.gov · SEC filing

Notices filed

WhereFiledPeople
SEC 8-K 8.01totalAug 6
History of this record
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (SEC 8-K 8.01), confirmed by SEC 8-K 8.01. Record counts are as reported. Not legal advice.

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