In the last chapter, we covered a wide array of security features that are available in the Linux environment. First, we discussed executing commands with root privileges. We then moved on to TCP wrappers, focusing on the /etc/hosts.allow and /etc/hosts.deny files. Next, we covered SSH; we looked at setting up SSH access between a client and a server. Finally, we covered encryption in depth.
In this chapter, the final chapter of this book, we will be covering the basics of shell scripting and SQL management. First, we will look at the syntax for writing a shell script; this will be followed by writing scripts with various loops, such as the for and while loops. Next, we will cover writing shell scripts using if statements. Finally, we will finish this chapter (and book) by covering the basics of SQL management.
We will cover the following...
