Secure Digital Markets (SDM) is Canada’s leading digital asset brokerage providing best-in-class service on spot execution, liquidity, and settlement for institutions, family offices, exchanges, miners and individuals seeking a safe and secure pathway to digital asset trading and liquidity. SDM’s executive team combines more than 50 years of traditional FX experience with early blockchain and digital asset industry pioneers. SDM is the OTC trading desk of leading markets advisory firm GDA Capital.