WASHINGTON--(BUSINESS WIRE)--Global alternative asset manager The Carlyle Group (NASDAQ: CG) and The Chertoff Group, a global security and risk management advisory firm, today announced they have acquired a majority stake in Coalfire Systems, Inc. Founded in 2001 and based in Louisville, Colo., Coalfire is a global cybersecurity and technology services provider specializing in cyber risk advisory, compliance assessments, technical testing and software services for private enterprises and govern