This is used in some scripts to check for security. You mustn’t use this as a security check, as it is very easily spoofed. See here for how to secure your Perl …

A list of Ms-Dos commands and their usage Attrib Sets the attributes of a file attrib +H -R +S -A new.txt -Sets new.txt to be hidden and a system file, but not …

On most Unix systems passwords are stored in the file /etc/passwd This means using the Unix echo out command, cat, you can see the contents of this file: cat …

About: The way that pretty much all pc’s are hacked is by gathering info, then finding a security bug. By reading this I hope you’ll learn how much info. can be …

Stopping the most common attack: Ok well, one of the easiest ways of getting superuser access is through anonymous ftp access into a webpage. This can easily be …

Key and text Xor encryption uses a key(password) to encrypt text. Ascci All letters/symbols/numbers are represented by a number from 0 to 256. This is called …

Practically all UNIX-based servers run a SSH server to allow remote administration across the Internet. From time to time, you might notice a large number of …

Perl is the main server scripting language for web servers. It is used because of its ease of use and its power, but because of the ease of use, a power perl …

How do I connect to the Internet Mikrotik Perhaps this question ever arises when you are new to Mikrotik. There are several ways that can be taken to connect to …

Windows remote desktop (RDP) is an extremely useful way to have access to your computer’s desktop from everywhere. Suppose you need to connect to your work …

If you are a Windows user, you often use the Office Suite to write documents, prepare presentations or do some financial calculations. Sensitive documents can …

Web browsers are leaky faucets that are revealing email address, web sites you’ve entered, search queries and other information. This absolute invasion of your …