About Internet/Network Security

This site is a guide about Internet and network security and is produced by About, Inc.

The site contains articles on topics including cyberterrorism, hacking, encryption, privacy issues, script languages, and social engineering. Product reviews (of firewall appliances, etc.) and a discussion forum is also available.

http://netsecurity.about.com/

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2000 Trainers

This educational site covers Windows, SQL, Cisco, network security, Linux, Visual Basic, ColdFusion, XML, A+ and netware. It includes free online courses, articles, tutorials, practice exams, discussion forums and links to study guides.

There are links to related sites and resources. It is provided by a group of volunteers who work in various areas of the IT industry.

http://www.2000trainers.com/

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Linux online

Linux is an operating system, developed by Linus Torvalds, at the University of Helsinki, and is a popular 'free' Unix clone.

The site includes relevant information and links suitable for both beginners and advanced users. The site has news items, general information, coming events information, and is searchable. There are also FAQs and a free Linux course.

http://www.linux.org/

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