Bash, aka the Bourne-Again Shell, has a newly discovered security hole. And, for many Unix or Linux Web servers, it's a major problem. The flaw involves how Bash evaluates environment variables. With ...

In this project, you'll build a simple Unix shell. The shell is the heart of the command-line interface, and thus is central to the Unix/C programming environment. Mastering use of the shell is ...

This is an introduction to the Unix command line and some of the most important Unix tools a developer needs to know. In addition to the specific command line tools covered, we will also have a crash ...

Shell scripting may finally get a proper bug-checker. A group of academics has proposed static analysis techniques aimed at improving the correctness and reliability of Unix shell programs. The team ...