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Monthly Archives: April 2008
Newer posts →Make a Backup Image of your Hard Drive with DD
Dd is a tool that is often used in computer forensics because it is extremly low level and effecient at creating exact duplicates of hard drives. For this reason it is often the tool for which all other tools are … Continue reading
Posted in FreeBSD, Howto, Linux | 1 CommentProtecting Linux from Fork Bombs
Fork bombs are basically a never ending loop. They open a processes that opens other processes that open even more processes exponentially. Causing any computer to lock up within a matter of seconds. Although they have to be ran from … Continue reading
Posted in FreeBSD, Linux | Comments OffAdd Port Knocking to SSH for Extra Security
SSH by default is very strong. It has protection against various hacks and known vulnerabilities. For instance SSH has a password retry wait time of five seconds. This makes the time for brute force attacking an SSH server very long … Continue reading
Posted in FreeBSD, Linux | 2 Comments8 Computer Pranks to Use on Your Co-Workers
1. The classic prank. Take a screen shot of their desktop and set their wallpaper to that screenshot. Then hide all the icons by doing a right click > Arrange Icons By: > Show Desktop Icons. 2. Modify C:\WINDOWS\system32\drivers\etc\hosts to … Continue reading
Posted in Miscellaneous | 1 CommentNewer posts →