How To Install Backtrack4 Using Grub On Ubuntu

Backtrack is an operating system that is specially designed for networking security. Bactrack OS is based on Linux. As of this writing the latest version of Bactrack is Backtrack4 with many, many useful applications. Before installing BT4, make sure you have installed Ubuntu on your computer so we can use Ubuntu’s Grub for booting. Follow these steps to install and configure dual booting Ubuntu […]

How to keep your email safe from sniffing

Every time you use public internet facilities and hotspots you may be at risk where others are able to “sniff” or listen in to the wireless network traffic within range and from that, determine account names, servers and passwords from anyone who happens to check email while the “hacker” is looking. The simplest solution is to […]

Internet Safety: How to keep your computer safe on the Internet

Here are some things you can, and should, do to stay safe. Stay Up-To-Date – Most virus infections don’t have to happen. Software vulnerabilities that the viruses exploit usually already have patches available by the time the virus reaches a computer. The problem? The user simply failed to install the latest patches and updates that would […]

Linux Upgrade Password Hashing Algorithm to SHA-512

The default algorithm for storing password hashes in /etc/shadow is MD5. I was told to use SHA-512 hashing algorithm. How do I set password hashing using the SHA-256 and SHA-512 under CentOS or Redhat Enterprise Linux 5.4? You need to use authconfig command to setup SHA-256/512 hashing. This command provides a simple method of configuring […]

FTP – File Transfer Protocol

FTP File Transfer Protocol Syntax FTP [-options] [-s:filename] [-w:buffer] [host]key -s:filename Run a text file containing FTP commands. host Host name or IP address of the remote host. -g Disable filename wildcards. -n No auto-login. -i No interactive prompts during ftp. -v Hide remote server responses. -w:buffer Set buffer size to buffer (default=4096) -d Debug […]

Connecting to Amazon AWS from Windows to a Linux AMI

Connecting from Windows to a Linux Server poses problems for the average person to connect, and use their Windows OS to connect to the Linux Server. For some this is enough to put off people from jumping in, or banging their head against the wall wondering why you cannot simply RDP into the server and […]

Backtrack 4 – USB/Nessus Boot with Persistent Changes

This how-to will show you a method for building a USB thumb drive with the following features: Persistent Changes – Files saved and changes made will be kept across reboots. Nessus and NessusClient installed – Everybody needs Nessus Encryption configured (Note: This is not whole drive encryption) Tools and Supplies A USB thumbdrive – minimum […]

How to make Backtrack 4 boot from USB

In this article we will describe how we can make a USB Bootable drive for Backtrack 4 Linux distribution. The new release is based on Debian/Ubuntu and not on Slackware as it was used to be in earlier versions (Backtrack 3 and below). In this article the UNetbootin Windows version tool has been used to […]

How to install Cacti on Debian or Ubuntu

Cacti is a web based PHP/MySql graphing solution using the RRDtool engine. Classically, it can graph network bandwidthes with SNMP. But in fact, a lot of different graphs can be done with snmp, shell or perl scripts. Cacti’s strength lies in the fact that it can be installed and used incredibly easily. You don’t need […]

BartPE (Bart’s Preinstalled Environment)

BartPE (Bart’s Preinstalled Environment) is a lightweight variant of Microsoft Windows XP or Windows Server 2003 32bit operating systems, similar to a Windows Preinstallation Environment, which can be run from a Live CD or Live USB drive. A BartPE system image is created using PE Builder, a freeware program created by Bart Lagerweij. It requires […]