winrar

https://www.google.com/search?q=cara+memberi+password+pada+winrar&aq=f&oq=cara+memberi+password+pada+winrar&aqs=chrome.0.57j0l3.15202j0&sourceid=chrome&ie=UTF-8
http://cybernez.heck.in/cara-membuat-password-di-winrar.xhtml
http://ragamwindows.blogspot.com/2013/01/cara-menambahkan-password-pada-winrar.html