Hack Handphone With BlueJack
If your handphone or ponsel support java program ( j2me ) and bluetooth support. You can use it to hack another phone which is also have bluetooth connection … Hack which can be done here is called bluejack …. Bluejack is hack another ponsel by sending a message to them …. so they can read your message but they don’t know who has sent messages … Of course the victim ponsel must have bluetooth on and your ponsel too … 
So what is bluejacking really are… Here the explanation ….
With a phone which has Bluetooth, you can create a phonebook contact and write a message, for example ‘Hello, you’ve been bluejacked ( hacked )’, in the ‘Name’ field. Then you can search for other phones with Bluetooth is on arround your area and send that phonebook contact to them which contain message. On the victim phone, a message will popup saying “‘Hello, you’ve been bluejacked ( hacked )’ has just been received by Bluetooth handphone ” or something along those lines. They will have no idea as to how the message appeared on their phone if they don’t know about bluejack :D. So, personalised messages for example : ‘I like your hair’ and the fun really starts. 
So here the link where you can download the program :
or
Real Jack java program which you can download from