Wireless networks are practical but dangerous at the same time.WEP encryption is unlikely to stop an attacker. But help is at hand in the form of add-on security measures such as an encrypted OpenVPN tunnel.

When you’re going wireless,it pays to be careful. Get the right hardware,and make sure your network is as secure as you think it is.

The IEEE 802.11 standards are at the center of the wireless revolution. The wireless alphabet starts with 802.11a and extends to 802.11n. Linux Magazine helps you get your wireless spelling right.

The KDE Guarddog program promises an easy Linux firewall setup with just a few clicks. Guarddog helps inexperienced users secure computers – and even whole networks – against attack.

Netfilter firewalls create highly detailed logfiles that nobody really wants to inspectmanually. Logfile analysis tools like IPtables Log Analyzer,Wallfire Wflogs,and FWlogwatch help administrators keep track of developments and filter for importantmessages.

Firewalls are becoming evermore sophisticated. Luckily, the tools for managing firewalls are becoming simpler and more accessible for ordinary users