Nippon Steel USA
ent_5c28b88a6d0dcb4b
Disclosures
2
Leak Site · 1 jurisdiction
Multi-filing incidents
—
no multi-filing incident in sample
Max affected reported
—
no filed count in sample
Leak-site claims
2
unverified actor claims
Identity resolution
- Canonical name
- Nippon Steel USA
- Normalized
- nippon steel usa— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- nipponsteel.com
Unverified threat-actor claim — not a regulatory filing
Attribution, victim identity, and counts shown here derive from a threat actor's public extortion-blog claims, aggregated by ransomware.live. They have not been validated by the victim or any regulator. Treat them as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Disclosure history (2)newest first
- GLOBALLeak Siteas victim2026-09-15
Nippon Steel Corporation is Japan’s largest steelmaker and one of the world’s leading steel producers. Headquartered in Tokyo, the company manufactures and supplies advanced steel products for the automotive, construction, energy, infrastructure, and industrial sectors. Nippon Steel operates globally through a large network of subsidiaries and production facilities, with annual revenue of approximately $67 billion and more than 138,000 employees.
- GLOBALLeak Siteas victim2025-02-13
Nippon Steel, USA division.