NETWORK INTRUSION

Computer networks that are currently connected to the Internet are vulnerable to a variety of exploits that can compromise their

WINDOWS VS. LINUX DESIGN

It is possible that email and browser-based viruses, Trojans and worms are the source of the myth that Windows is

HOW TO SET UP A FIREWALL UNDER LINUX? To configure a Linux firewall, you will likely use the latest implementation

/etc/passwd is a text file that contains the attributes of (i.e., basic information about) each user or account on a

SHADOW FILE In Unix-like operating systems, /etc/shadow is used to increase the security level of passwords by restricting all but

LINUX DIRECTORY STRUCTURE (FILE SYSTEM STRUCTURE) EXPLAINED WITH EXAMPLES Figure: Linux file system 1. / – Root Every single file

LINUX/UNIX has three most important parts. They are Kernel, Shell and File System Figure: Layers of Linux Kernel Kernel is

Even if it were possible to lock a system down air tight, it is not always practical to invest the

Linux can give you: 1. A modern, very stable, multi-user, multitasking environment on your inexpensive PC hardware, at no (or

INTRODUCTION It is a commonly held principle in many areas of business that if you can‘t measure something quantitatively, it