Linux

Grep is the command I used the most when I managed Linux Servers. It was crucial when troubleshooting errors/failures in applications. For Pentesting it’s great for finding information in a target’s environment. Knowing how to grep is a must, but I see people not using it to its fullest potential. This article will get you up to speed on what you need to know from basic to advance, and empress all your co-workers.

Using for-loop one-liners is a great way to speed up manual tasks. It's one of the most common commands that I use when on a Linux machine. In this article, I'll explain what a for-loop is, and how it can be modified to be a one-liner. Then provide two examples of how an Admin would use this.