58. I LOVE YOU virus

57. Mellisa Virus is back again

First found on March 26, 1999, Melissa shut down Internet mail systems that got clogged with infected e-mails propagating from the virus. Melissa was not originally designed for harm, but it overloaded servers and caused problems.

This variant also deletes critical files. Before deleting the files, it strips them of their archive, hidden, and read-only attributes.

• C:\Command.com
• C:\IO.SYS
• C:\Ntdetect.com
• C:\Suhdlog.dat
• D:\Command.com
• D:\Io.sys
• D:\Suhdlog.dat

here's the code of virus. you can copy it to notepad and save it with .vbs extension. One click on it and your system is sacrificed

56. Hack Windows password without Changing current one

A method to login to a password protected Windows even if you do not have the password is by making Windows accepting any passwords.
There is a far better way to get into

Windows XP. It is easy and it does not reset the password. Hack into a computer runningWindows XP without changing the password and find out all and any passwords on the machine (including admin accounts). You do not need access to any accounts to do this. Of course, do not do this on anyone elses computer without proper authorisation.

55. A Batch Virus

A simple VIRUS code is here: Just save the following code as .bat extension in notepad.The antivirus will detect it as virus. see for yourself.
It will affect *.com and *.EXE files .It will multiply itself and may get more dangerous when altered.

54. Hide Entire Drive Partition without Registry

Here is a cool technique which hides entire hard disk drives by a simple procedure.
This is the best security tip to be employ against unauthorised users.

1) Go to Start > Run > type "diskpart".
A DOS window will appear with following description.

DISKPART>

2) Then type "list volume"
The result will look something like one as shown below-

53. Pop a Banner Each time Window Boots

To pop a banner which can contain any message you want to display just before a user is going to log on. 

52. Remove Shortcut Arrow from Desktop Icons

To remove shortcut arrow from desktop icons in any type of document:

a) Perform instructions described under ‘Remove shortcut arrow from desktop icons’. For your convenience, steps 1 to 3 are reported here.

b) Perform instructions described under ‘Remove shortcut arrow from desktop icons (2)’. For your convenience, steps 4 and 5 are reported here.

c) And finally, do the same with conferencelink, docshortcut, internetshortcut and wshfile.

So, here is a summary of all actions:

1. Start regedit.
2. Navigate to HKEY_CLASSES_ROOT\lnkfile

51. Folder Lock Without any Software

Paste the code given below in notepad and 'Save' it as batch file (with extension '.bat').
Any name will do.
Then you see a batch file. Double click on this batch file to create a folder locker.
New folder named 'Locker' would be formed at the same location.
Now bring all the files you want to hide in the 'Locker' folder. Double click on the batch file to lock the folder namely 'Locker'.
If you want to unlock your files,double click the batch file again and you would be prompted for password.
Enter the password and enjoy access to the folder.

50. All IP Tracing Tools Collection

49. 50 Funny Computer Pranks

Funny Computer Pranks

Here is the collection of almost 50 crazy computer pranks ..have fun! Full description of each prank and how to stop it is included.(For Entertainment Purposes ONLY)

48. Hack Using Pendrive

Coolest ways to hack your friends accounts in a very short time ,Its very easy too
All u have to do is insert your pendrive in your friends PC , you are done the passwd will b stored in your pendrive =)
now u just need to go to your home and open the file where your victims password is saved
you'll get all the saved password+the last used password of your victim
Before doing this you have to download 6 password recovery tools listed below