The medusa ransomware group listed Jockey Club on its data leak site on 2023-10-30. Country: AR Sector: Hospitality Claim as published on the leak site: Jockey Club - founded on April 15, 1882. He is engaged in the administration of the Argentine racetrack, develops the regulation of racing, is a closed club for the elite of Argentina. The main office is located at 1702 Ave Bernabe Marquez, San Isidro, Buenos Aires, 1642, Argentina