Mitigating Buffer Overflow Attacks in Linux/Unix
A buffer overflow is the most common and the most serious threat to Linux/Unix operating systems. Buffer overflows occur when code running in unprotected memory in a buffer overwrites memory in an adjacent location.
Linux Commands - Run .bin file in Linux / UNIX
Run .bin file in Linux / UNIX Change the permission of the file you downloaded to be executable by typing the following command: $ chmod +x file.bin Start the installation process or run .bin file by typing the following command: $ sudo ./file.bin For example if .bin file name is program.bin. Then type the following […]
An A-Z Index of the Bash command line for Linux
An A-Z Index of the Bash command line for Linux.
Enabling DVD playback in Ubuntu 9.04
I have just finished installing Ubuntu 9.04 on a Gateway laptop, everything worked well from video to wireless until I popped in a DVD to watch. Did the updates and still nothing, until I ran across this command on the Internet, tried it and everything is golden now.
Linux Security, Then and Now
Linux is inherently not a secure operating system. The reason it's not secure is because Linux was based on the architectural design of UNIX, and the creators of UNIX didn't care about security – it was 1969 after all.
"The first fact to face is that UNIX was not developed with security, in any realistic sense, in mind; this fact alone guarantees a vast number of holes," Dennis Ritchie wrote in his paper, "On the Security of UNIX" in 1979.