When considering the possiblity of packet sniffing, the ubiquitous use of Layer 2 switches is nothing more than a low hurdle. GUI based tools like Cain & Abel (Windows) as well as traditional tools like Dsniff and Ettercap make the threat of packet sniffing through ARP Poisoning very real. A simple solution is to create static ARP entries for the hosts you communicate with. Here’s how on linux

My friend Ali introduced me to an app in Linux that allows you to fadeout everything except the active window. Meaning only the current window is in focus and everything else is either completely hidden or blurred. I can see the value in this, especially when I scripting with MacVim or in the Terminal. So today I sought out – and found – a mac program to do the same. It’s called Isolator and it’s currently in relase 3.3. Using a preset keyboard shortcut of shift-command-i it will fade everything to black. You can also change the options to allow transparency and/or blur....