System administration and security articles, covering a range of current information security topics.

Independent consultant specialising in internet and local area network security.

An independent consulting firm providing assessments, architecture and design, project management, and strategies for reducing risk.

Consulting and training company providing guidance in technology evaluation, enterprise architecture design, enterprise security and deployment strategies.

Services include risk assessment, penetration testing and product and policy evaluation.

A multi-disciplinary consultant with a specialization in network security. Based in Israel.

An independent IT consultant in Chandigarh, India.

Independent consultant and author, offers risk analysis and EDP audits, policy development, architecture documentation and training.

A former Chief Information Security Officer, shares insights about issues involving technology, security, and business.

Specializes in IT security audits, incident response and related consulting.