This MIT course on network and computer security covers topics such as security in multi-user distributed systems, cryptography, authentication, intrusion detection, and many other security topics.

This site contains information about establishing and maintaining a secure home computer network, with an emphasis on Windows-based operation systems.

Learn tips and information about securing wireless internet networks.

Wireless networks are more convenient than wired networks, but wireless networks are susceptible to a wider range of security threats. This resource describes some of these security threats and how to configure a secure wireless network.

Here's a project with practical applications for homes with a wireless network. This project shows you how to build and test parabolic reflectors for the transmitters on your network. You may be able to increase the range of your...

Firewall software forms the first line of defense against hackers and certain types of computer viruses. This site explains what a firewall can do to help secure a computer and what it cannot do. The site also discusses different types...

This article reveals some techniques and vulnerabilities in Unix-based computer networks.

This site makes available the second part of a textbook on computer system design. The chapters cover topics such as fault tolerance, networking, consistency and information security.

Try this Cybersecurity 101 quiz.

Answers dozens of questions about internet firewalls.

Learn about rogue access points to understand wireless internet access.