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Blue Jacking Report

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INTRODUCTION

Bluejacking is the sending of unsolicited messages over Bluetooth to Bluetooth-enabled devices such as mobile phones, PDAs or laptop computers, sending a vCard which typically contains a message in the name field (i.e. for bluedating or bluechat) to another Bluetooth enabled device via the OBEX protocol. Bluetooth has a very limited range; usually around 10 meters on mobile phones, but laptops can reach up to 100 meters with powerful transmitters.
Bluejacking allows phone users to send business cards anonymously using Bluetooth wireless technology. Bluejacking does not involve the removal or alteration of any data from the device. Bluejackers often look for the receiving phone to ping or the user to react. In order to carry out a bluejacking, the sending and receiving devices must be within 10 meters of one another. Phone owners who receive bluejack messages should refuse to add the contacts to their address book. Devices that are set in non-discoverable mode are not susceptible to bluejacking.
Mobile phones have been adopted as an everyday technology, and they are ubiquitous in social situations as users carry them around as they move through different physical locations throughout the day. As a communicative device, the mobile phone has been gradually taken up in ways that move beyond merely providing a channel for mediated conversation. One such appropriation is bluejacking, the practice of sending short, unsolicited messages via vCard functionality to other Bluetooth-enabled phones. To choose the recipients of bluejacks, senders complete a scan using their mobile phones to search for the available Bluetooth-enabled devices in the immediate area. A bluejacker picks one of the available devices, composes a message within a body of the phone’s contact interface, sends the message to the recipient, and remains in the vicinity to observe any reactions expressed by the recipient.

Origin

This bluejack phenomenon started after a Malaysian IT consultant named “Ajack” posted a comment on a mobile phone forum. Ajack told IT Web that he used his Ericsson cellphone in a bank to send a message to someone with a Nokia 7650.
Becoming bored while standing in a bank queue, Ajack did a Bluetooth discovery to see if there was another Bluetooth device around. Discovering a Nokia 7650 in the vicinity, he created a new contact and filled in the first name with ‘Buy Ericsson!' and sent a business card to the Nokia phone.
“A guy a few feet away from me suddenly had his 7650 beep. He took out his 7650 and started looking at his phone. I couldn't contain myself and left the bank,” he says.
Ajack then posted the story on a mobile Web site and other people started trying it out.
“I gave it the name bluejacking (taken from the words Bluetooth and hijacking) and it has just taken off from there.”
He says bluejacking is common in Malaysia and is happening everywhere there are lots of Bluetooth devices.
Bluejacking has become popular among young people wanting to play practical jokes. A 13-year-old named Ellie from Surrey in the UK has started a dedicated bluejacking site called bluejackq. The site explains what bluejacking is and also has forums where people can share their bluejacking experiences.

BLUEJACKING TECHNOLOGY

As we know that bluejacking is the sending of unsolicited messages over Bluetooth to Bluetooth-enabled devices such as mobile phones, PDAs or laptop computers, sending a vCard which typically contains a message in the name field (i.e. for bluedating or bluechat) to another Bluetooth enabled device via the OBEX protocol. So bluejacking is based on Bluetooth technology which is explained bellow.

Bluetooth technology

Bluetooth Technology was developed to solve the simple problem of eliminating the connector cable. The idea is to replace the cables that are needed to accompany portable devices carried by many mobile travelers with a low-cost, secure, robust RF link. Originally Bluetooth marketed to small handheld devices such as cell phones and laptops. As the Bluetooth standard emerged successfully into society, the world demanded more. It is reported on Lets Go Digital in an article written by Ilse Jurrien that three new Bluetooth products are qualified every day and 10 million Bluetooth units are shipped per week. Bluetooth is so efficient, effective, and secure that even the IEEE approved the 802.15.1 Standard for Wireless Person Area Networks based on the Bluetooth specification.

What is Bluetooth?

Bluetooth is defined as a wireless technology that provides short-range communications intended to replace the cables connecting portable and/or fixed devices while maintaining high levels of security. There are three key features of Bluetooth; robustness, low power, and low cost. The Bluetooth standard provides a uniform structure enabling a wide variety of devices to seamlessly, and wirelessly, connect and communication with each other. Bluetooth devices connect and communicate via RF link through short-range piconets. Bluetooth devices have the ability to connect with up to seven devices per piconet. Each of these devices can also be simultaneously connected to other piconets. The piconet itself is established dynamically and automatically as Bluetooth enables devices enter and leave the range in which its radio operates. The major pro of Bluetooth is the ability to be full duplex and handle both data and voice transmission simultaneously.

Bluetooth Piconets

Let’s say you have a typical modern living room with typical modern stuff inside. There’s an entertainment system with a stereo, a DVD player, a satellite TV receiver and a television; there's also a cordless telephone and a personal computer. Each of these systems uses Bluetooth, and each forms its own piconet to talk between the main unit and peripheral.
The cordless telephone has one Bluetooth transmitter in the base and another in the handset. The manufacturer has programmed each unit with an address that falls into a range of addresses it has established for a particular type of device. When the base is first turned on, it sends radio signals asking for a response from any units with an address in a particular range. Since the handset has an address in the range, it responds, and a tiny network is formed. Now, even if one of these devices should receive a signal from another system, it will ignore it since it’s not from within the network. The computer and entertainment system go through similar routines, establishing networks among addresses in ranges established by manufacturers. Once the networks are established, the systems begin talking among themselves. Each piconet hops randomly through the available frequencies, so all of the piconets are completely separated from one another.

vCard file format

vCard is a file format standard for electronic business cards. vCards are often attached to e-mail messages, but can be exchanged in other ways, such as on the World Wide Web. They can contain name and address information, phone numbers, URLs, logos, photographs, and even audio clips.
The vCard or Versitcard was originally proposed in 1995 by the Versit consortium, which consisted of Apple Computer, AT&T Technologies (later Lucent), IBM and Siemens. In December 1996 ownership of the format was handed over to the Internet Mail Consortium, a trade association for companies with an interest in Internet e-mail.
vCard is accompanied by a proposed standard for exchanging data about forthcoming appointments called vCalendar since superseded by iCalendar; the Internet Mail Consortium has issued a statement that it "hopes that all vCalendar developers take advantage of these new open standards and make their software compatible with both vCalendar 1.0 and iCalendar."

HOW TO BLUEJACK

Assuming that you now have a Bluetooth phone in your hands, the first thing to do is to make sure that Bluetooth is enabled. You will need to read the handbook of the particular phone (or PDA etc) that you have but somewhere in the Menu item you will find the item that enables and disabled Bluetooth.
Now, remember that Bluetooth only works over short distances, so if you are in the middle of Dartmoor then BlueJacking isn't going to work for you (unless the sheep have mobile phones these days!) so you need to find a crowd. BlueJacking is very new so not everyone will have a Bluetooth phone or PDA so the bigger the crowd the more likely you will have of finding a 'victim'. The Tube (yes, Bluetooth works underground), on the train, in a Cafe or standing in line are all good places to start.
You will now need to create a new Contact in your Phone Book - however rather than putting someone’s name in the Name field you write your short message instead - so for example rather than creating a contact called Alan Philips you would write - "Hey, you have been BlueJacked!" instead (or whatever message you want to send)
Now select the new contact and from the Menu of the phone choose "Send via Bluetooth". This is a facility available within the Mobile Phone that was designed to send a Contact to someone else - useful in Business when trading names and addresses, however we are now going to use it to send our message that was contained in the Name field of the contact - clever eh?

CONCLUSION

Bluejacking is technique by which we can interact with new people and has ability to revolunerise market by sending advertisement about the product, enterprise etc. on the Bluetooth configured mobile phone so that the people get aware about them by seeing them on the phone.
Now a day it is used in sale promotion or sale tools and in dating. This technique is used in many fields like cinema , train station, shopping malls ,mobile phone shops etc. now a days there are new tools available in the markets by which bluejacking can be done. The basic technology behind bluejacking is similar to Bluetooth because we can do bluejacking in the mobile or PADs or computers or laptop configured with Bluetooth.