ARPWatch/Log Watcher — A tool that monitors your network activity and keeps a record of IP/Mac address pairings and firewall logs. It will give a warning when it notices any suspicious activity, like any changes in Mac address or any connection attempt to the firewall. [via]
Learn how to create an encrypted sparse disk image that mounts and unmounts on login/logout. With symbolic links in the proper places, Mail, Address Book, and iCal are none the wiser, and you can be reasonably assured that your private data will stay secure.
This paper covers how DNS works: first at a high level, then by picking apart an individual packet exchange field by field. Next, we’ll use this knowledge to see how weaknesses in common implementations can lead to cache poisoning. [via]
A semi-automated, largely passive web application security audit tool, optimized for an accurate and sensitive detection, and automatic annotation, of potential problems and security-relevant design patterns based on the observation of existing, user-initiated traffic in complex web 2.0 environments.
A way to get around not knowing the administrator password on a Macintosh.
Free open-source disk encryption software for Windows Vista/XP, Mac OS X, and Linux.
