1. The risks behind Location-Based Service Julie Wang

2. Bio 19 years old. Born in China, live in Thailand. Going to major in Communication Art. Like to share my life with my friends on social network. Usually post status with geotag, until a tragedy happened in my hometown.

3. Real case Yutong Lai 16 years old High school student In 2013, she was missing for 3 days and at the 4 th day, her body was found in a abandon building near her home. She liked to post photos with geotag. The top three tags are her home, her school, and a milk tea shop close to her house. The police claimed that the location tag caused her death.

4. What is Location Based Service (LBS) Location-based services (LBS) use real-time geo-data from a mobile device or smartphone to provide information Many of today’s social networking sites, such as Facebook, Twitter, Foursquare, are now incorporating location-based services that allow users to broadcast their locations via smartphone.

6. Claim While Location Based Service (LBS) opens a new way for people to communicate, it also brings problems of safety and privacy.

7. Why people like it? Travel information Social Reward

8. What are the risks? Privacy Companies can record users’ locations via LBS. Apple regularly recorded the location information in a hidden file. (Yun, Han, and Lee 2) Personal information can be totally transparent with LBS. Safety Geotagging pictures and uploading them can help a criminal determine your routine. Provides targets for criminals

9. GPS dating It is designed to connect singles with other local singles. Users post photos and personal information on their profile. Really need to be careful to go out at night with someone you just find online. It causes sexual assault, rape, and rob.

10. Solution Turn off the GPS on you phone. Consider who is the audience and tag locations that will not threat your safety.

11. Conclusion Location-based service associates with a lots of potential problems while it opens a new way of communication among people. People should use LBS wisely Don’t ASK to be the victim!

12. Work Cited Siciliano Robert. Don’t Let Location-Based Services Put You in Danger. McAfee, 2012. Web. 18 Nov. 2014. Komando Kim. Location services pose huge security risks. USAToday, 2010. Web. 18 Nov. 2014. Yun Haejung, Han Dongho, Lee. C Choong. Understanding The Use of Location-Based Service Applications: Do Pricacy Concerns Matters? 2013. Journal. 18 Nov 2014.

13. Acknowledgement of assistance Thanks my friend Annia for discussing the issue and practicing the presentation with me.

14. Thank you!