The silentransomgroup ransomware group listed Riker Danzig Scherer Hyland & Perretti on its data leak site on 2026-08-12. Sector: Professional Services Domains named: riker.com Claim as published on the leak site: Founded in 1882, Riker Danzig Scherer Hyland & Perretti is a law firm with practice areas such as Alte…