The alphv ransomware group listed Bilthoven Biologicals on its data leak site on 2023-07-26. Country: NL Sector: Healthcare Domains named: bbio.nl Claim as published on the leak site: Bilthoven Biologicals (BBio) is recognised worldwide for its polio vaccines. The company was formed following the privatisation of the production activities of the Netherlands Vaccine Institute (NVI). In 2012, the world's largest vaccine manufacturer acquired these activities.