If you want to keep the intruders off your network, you have to learn to think as they think. This month, we show you some tricks of the trade. We look at the Metasploit framework, which helps you attack your own network and look for the gaps. You'll learn about some techniques the attackers use to fly under the radar, and we'll show you how to set up your own security camera system.

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This month we also dig into:

• Table of Contents: Detection
• Welcome: Letter from the Editor
• Ubuntu 10.10 Unveiled: Double-sided DVD in this issue.
• Linux Magazine DVD Inlay: Ubuntu 10.10 "Maverick Meerkat"
• eCryptfs: Keep your data safe with convenient file-level encryption.
• Letters: A reader recommends the mozStorage API.
• Lire: Keep your network in harmony with this easy log analysis tool.
• Security Lessons - Plugins: Protect yourself from problems with plugins and extensions.
• DBAN: Do your files really disappear when you press delete?
• Ask Klaus! Knoppix creator Klaus Knopper answers your Linux questions: This month we tackle battery disconnect, bootloader problems, and VirtualBox.
• Perl - Bypassing Splash Pages: A little Perl is all you need to slip past those pesky WiFi splash pages.
• Transcoding Filesystems: 3 FUSE filesystems help you save disk space with audio transcoding.
• Super Sudo: Use sudo for safer superuser access.
• Command-Line PDF: Process your PDF docs quickly with these handy command-line tools.
• Drivel: This practical blogging app saves time and lets you focus on the writing.
• Bluefile: This nifty window manager keeps the windows in easy reach.
• Workspace - OOo Macros: Dmitri rolls out some macros for saving text snippets and shortening URLs.
• Wiki Engines: We explore some of the top wiki tools.
• Cache: Rikki looks at mentoring projects available through Debian Women, LOPSA, Gnome Outreach, and InfoSec Mentors.
• Doghouse: maddog pays a visit to Rio.
• Kernel News: Zack Brown reports on recent developments in the Linux kernel community.
• Projects on the Move: We examine Sofa (Statistics Open For All) and the After the Deadline proofreading tool.
• Tech Tools: Netgear Launches Network Management Platform; Low-Distortion TI Operational Amplifier; Eurotech Unveils Catalyst TC; IBM New Global Financing Program.