FEDERALItem 8.01 · voluntaryUnknownFinancial ServicesFinanceLowContained
Willis Lease Finance Corporation
bd_b994aca8f31b0f5c · schema v1 · pii pii-v1
Full breach record for Willis Lease Finance Corporation →Willis Lease Finance Corporation (WLFC), an aircraft engine leasing company, disclosed in an Item 8.01 Form 8-K that on January 31, 2024 it detected unauthorized activity on portions of its IT systems. WLFC engaged third-party cybersecurity experts, took certain systems offline, and notified law enforcement. The company stated it has not identified unauthorized activity after February 2, 2024 and believes the activity is fully contained. Investigation into scope, including potential data exfiltration, remains ongoing.
This filing is one of 2 about the same incident.View merged incident
Linked disclosures
Why this link?Ransomware claims (1)
- bd_55d48d98a4973793Leak Siteblack_bastafiled 2024-01-31(9d gap)Verified by operator
Source provenance
- Source URL
- https://www.sec.gov/Archives/edgar/data/1018164/000101816424000005/wlfc-20240209.htm
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
- Filed at
- Feb 9, 2024
- Raw hash
- a7d6cce339c27c312869e1bfe55dd7d4b15df811834761150991d0c8edd00b58
Source filing
AI-assisted summary above. The structured extract on this page was generated from the document below. Inspect the source to verify or correct any field.
Reporting entity
- Name
- Willis Lease Finance Corporationnorm: willis lease finance
- SEC CIK
- 0001018164
Victim entity
- Name
- Willis Lease Finance Corporationnorm: willis lease finance
- SEC CIK
- 0001018164
- Industry
- Financial Servicesllm
Incident
- Discovered
- Jan 31, 2024
- Materiality determined
- —
- Notification sent
- —
- Affected individuals
- Not disclosed
- Data types
- —
- Attack vector
- Unknown
- Threat actor
- External
Compliance
- Time to disclose
- 9 days(9 days from discovery to filing)
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.