HOW TO PROTECT RAR FILE?

RAR 

1)Right click on the file for which u want the password to b put.

2)Click on "Add to Archive".

3)Then go to Advanced tab.

4)Click on set password...enter the on texbox passwd.

5)Click ok.

6)A winrar file with ur filename will be created.

7)Next you may delete the original file,as you have now compressed it with a password.

8)Anyone trying to open the rar file wont be able to,unless he knows the password.