Computer Security US provides cybersecurity awareness education and training designed to help organizations protect digital assets and build a security-conscious workforce. Its self-paced online course includes five interactive modules covering cybersecurity fundamentals, phishing and social engineering, AI-enabled threats, passwords and authentication, device security, data protection and privacy, and incident response. Learners progress through knowledge checks and can complete the program in approximately 50 minutes. Training is offered free, with a small donation supporting access for others; participants can earn a verified certificate.

The site also offers phishing awareness training that simulates real-world phishing, vishing, and smishing attacks to help employees recognize and respond to suspicious communications. Its instructional content is led by Carl B. Johnson, a cybersecurity and compliance expert who serves as a CISO for multiple organizations and has authored training programs. His stated areas of expertise include security awareness, incident response, and compliance readiness for ITAR, HIPAA, and CMMC frameworks.