PLEASANTON, Calif.--(BUSINESS WIRE)--Ellie Mae® (NYSE:ELLI), the leading cloud-based platform provider for the mortgage finance industry, won a 2018 CSO50 Award from IDG's CSO. Ellie Mae was recognized for its security innovation and leadership. This prestigious honor is bestowed upon a select group of organizations that have demonstrated that their security projects and initiatives have created outstanding business value and thought leadership for their companies. Ellie Mae's CSO, Selim Aissi,