Black Hills Bentonite — Ransomware Incident Claimed by Wallstreet
- Victim: Black Hills Bentonite
- Claimed by Wallstreet
- Date claimed: 2026-08-10
- Country: US
- Sector: Manufacturing
- Severity: High
Black Hills Bentonite LLC (bhbentonite.com) is a Wyoming-based producer of high-quality sodium bentonite, along with lignite-related products, supplying global industrial and commercial uses such as drilling fluids, environmental/civil engineering sealing, absorbents (including cat litter), and metal casting/foundry applications