Boukman Bastia’s Reviews > Linux: 3 books in 1 : Linux for Beginners + Linux Command Lines and Shell Scripting + Linux Security and Administration > Status Update

CIPE or Cryptographic IP Encapsulation The objective of this encryption is to provide a facility that is secure for the server and system. This encryption protects the interconnection between subnetworks across insecure packet networks from traffic analysis, eavesdropping, and faked message injection. Using CIPE, you can encrypt the data at both the server and network levels.

Unify and Centralize All Linux distros allow you to perform all the actions listed so far natively. For instance, you can use SSH to configure how a user can access the server and where he can access it. You can also use it to define what activities the user can perform using that access. It is easy for you to do this manually if you are working only with one system and a few users. If you have multiple servers,

Bash Add Fuction

Bash Functions All computer programming languages rely on functions and the Linux Shell script is no exception. Functions allow you to create blocks of code that you need to use frequently, rather than writing the same code repeatedly. In the next demonstration, you can see how these functions work in bash scripts: #!/bin/bash function Add() { echo -n "Enter a Number: " read x echo -n "Enter anothe

The mv command option –r or --recursive is used to delete directories recursively. This means that if the directory you are deleting has subdirectories, you can delete them as well. If you want to delete a directory, you should specify this option. The mv command option –f or --force is used to ignore the non-existent files. It does not prompt. It tends to override the –interactive option. The mv command option

There is a version of Linux known as Trustix. Linux Trustix is labeled as the most secure Linux operating system in the market. It is simply a brick. You set up Linux Trustix, and no one will be able to hack it until you do something immensely stupid. There will be no sneaking in by viruses. It is a secure and solid server. However, you have to decide that you really need a secure server before picking up the source

The history command will show you all the commands that you have typed in the past. These commands will also have a number next to them. You can then type ! with the command number to know the complete command that was typed by you. [student@desktop ~]$ history 1 clear 2 who 3 pwd [student@desktop ~]$ !3 /home/student

Sushi is free and open-source, just like Ubuntu. You will be able to find it on the Ubuntu software app by searching for it by its name. Or you can simply launch Firefox again and type in the URL apt://gnome-sushi

Xubuntu is another derivate of Ubuntu and is maintained by a dedicated community. It was designed to have an elegant and user-friendly interface. Xubuntu is aimed at users who want to have a good-looking desktop and also want to perform their daily tasks with ease. The best part about Xubuntu is that it is so lightweight that it works on computers with older hardware too.

Central Processing Unit (CPU)