The rhysida ransomware group listed Mount St. Mary's Seminary on its data leak site on 2023-11-06. Sector: Education Domains named: athenaeum.edu Claim as published on the leak site: Mount St. Mary's Seminary Mount St. Mary's Seminary is the oldest division of the Athenaeum. The seminary has as its mission the preparation of candidates for the Catholic priesthood�a gift of God and the fruit of an integrated approach to formation.