Cyber Defense Agency (CDA) is a premier professional services firm specializing in cybersecurity, computer network defense, and information security. Formed in 2002, the company’s founder was among the early leaders who raised warnings about the nation’s Critical Information Infrastructure.

 CDA has assembled teams from among the world's most experienced cybersecurity practitioners and researchers. Our personnel are uniquely qualified experts who helped shape the cybersecurity field during its infancy and are continuing to solve next-generation security issues facing some of the most technologically intense organizations in the world.

CDA’s service offerings include; cyber strategy, security architecture and engineering, strategic risk assessment, and applied research and development.  Headquartered in Hartland, Vermont, CDA works with the U.S. Government and Industry to improve system defenses against sophisticated cyber-attacks and to manage risk.