Input Validation Attacks:
It is one of the very ‘easy to implement’ attack. It insets malicious scripts into an application and by running such application the system can be attacked and it becomes vulnerable. It is even hard to defend than passive attacks.
Following are some of the best countermeasures against input validation attacks:

Application should be subjected [...]

Passive attack gathering is one of the Pre-attack stage where attacker collects information about his victim.
It is also known as footprinting.This attack is done on big organization having very large network.
It is the method by which we collect information about structure under organizational network. We sort of predict the flow of network by collecting [...]

www.hackersenigma.com is announcing a green planet campign with three of partners named www.geniushackers.com, www.hackingethics.com, www.hiddentechno.co.cc and Youth Hackers Club.
Under this campign we are creating a website named www.greenplanetcampaign.com
This website will providing you database about Green Buildings and other construction techniques. With this there is also a section about green IT concepts and implementations.
www.greenplanetcampaign.com will be [...]

One of the most convenient methods of securing private data is using ‘‘Replicated services”. This method is actually done for backing up your data. We have to create two or more systems (or networks) having same function. These are used for performing same work. Both the systems are exact replicas of each other.
Advantages: 1. The [...]

If you want to remove those nasty ads from the pages which waste lot of time and bandwidth then here is something for you I believe it will help you a lot.
How it works:
It’s possible to set up a name server as authoritative for any domain you choose, allowing you to specify the DNS records [...]

Note: Here I am continuing the Trojans introduction to little advanced version in this post.
As I already told you that there are two parts in trojan . One is server and other is client. The hacker have client installed on his system and tries to install the server on victim’s PC. But for that either [...]

Get a smtp server ( i use mx1.hotmail.com)
they’re normally likemx1,mx2 etc..thehost.com.
Now, go to Start>Run>cmd then in the cmd window,
Type telnet mx1.hotmail.com 25
then HELO hotmail.com then MAIL FROM : (fake email here)
then RCPT TO: (person)then DATA then type your message,
you can press enter for a new line, finish the message by a full stop (.) [...]

Simple yahoo chat commands you can use directly in the messenger.
Yahoo Chat Commands:
/join [room] go to what ever room you wish
/invite [buddys name] sends invitation request
/tell [user] [message] private messages a friend
/follow [user] follows a friend
/stopfollow [user] stop following someone
/stopfollow [yourname] to stop them from following you
/goto [user] enters the room the user is in/away [...]