CELL PHONE HACKERS CAN TRACK YOUR LOCATION WITHOUT YOUR KNOWLEDGE
ScienceDaily (Feb. 16, 2012) — Cellular networks trickle the locations of cell phone users, permitting a third party to simply track the location of the cell phone user but the user’s knowledge, according to new research by computer scientists in the University of Minnesota’s College of Science and Engineering.
University of Minnesota mechanism scholarship Ph.D. tyro Denis Foo Kune, operative with join forces with professors Nick Hopper and Yongdae Kim, and undergraduate tyro John Koelndorfer, described their work in a not long ago expelled paper “Location Leaks on the GSM Air Interface” which was presented at the 19th Annual Network & Distributed System Security Symposium in San Diego, California.
“Cell phone towers have to track dungeon phone subscribers to yield use efficiently,” Foo Kune explained. “For example, an incoming voice call requires the network to fix up that device so it can allot the suitable resources to hoop the call. Your dungeon phone network has to at slightest loosely track your phone inside of vast regions in sequence to make it easy to find it.”
The outcome is that the building will promote a page to your phone, watchful for your phone to reply when you get a call, Foo Kune said. This information exchnage is not distinct a CB radio. Further, it is probable for a hacker to force those messages to go out and cling to up prior to the plant is able to listen to their phone ring.
Cellular use providers need to access place information to yield service. In addition, law coercion agencies have the capability to summons place information from use providers. The University of Minnesota organisation has demonstrated that access to a dungeon phone user’s place information is simply permitted to an additional organisation — probable hackers.
“It has a low entrance barrier,” Foo Kune said. “Being receptive through open source projects using on commodity software.”
Using an cheap phone and open source software, the researchers were able to track the place of dungeon phone users but their believe on the Global System for Mobile Communications (GSM) network, the accepted worldwide network.
In a margin test, the investigate organisation was able to track the place of a exam theme inside of a 10-block area as the theme trafficked opposite an area of Minneapolis at a on foot pace. The researchers used straightforwardly accessible apparatus and no direct assistance from the use provider.
The implications of this investigate prominence probable personal reserve issues.
“Agents from an rough system of administration may no longer require team-work from demure use providers to establish if dissidents are at a criticism location,” the researchers wrote in the paper. “Another e.g. could be thieves contrast if a user’s dungeon phone is absent from a specific area and thus ascertain the risk turn compared with a earthy break-in of the victim’s residence.”
Foo Kune and his organisation have contacted AT&T and Nokia with low-cost techniques that could be implemented but becoming different the hardware, and are in the routine of drafting obliged avowal statements for mobile use providers.
Visit http://z.umn.edu/fookuneresearch to review the full investigate paper.
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ScienceDaily (Feb. 16, 2012) — Cellular networks trickle the locations of cell phone users, permitting a third party to simply track the location of the cell phone user but the user’s knowledge, according to new research by computer scientists in the University of Minnesota’s College of Science and Engineering.
University of Minnesota mechanism scholarship Ph.D. tyro Denis Foo Kune, operative with join forces with professors Nick Hopper and Yongdae Kim, and undergraduate tyro John Koelndorfer, described their work in a not long ago expelled paper “Location Leaks on the GSM Air Interface” which was presented at the 19th Annual Network & Distributed System Security Symposium in San Diego, California.
“Cell phone towers have to track dungeon phone subscribers to yield use efficiently,” Foo Kune explained. “For example, an incoming voice call requires the network to fix up that device so it can allot the suitable resources to hoop the call. Your dungeon phone network has to at slightest loosely track your phone inside of vast regions in sequence to make it easy to find it.”
The outcome is that the building will promote a page to your phone, watchful for your phone to reply when you get a call, Foo Kune said. This information exchnage is not distinct a CB radio. Further, it is probable for a hacker to force those messages to go out and cling to up prior to the plant is able to listen to their phone ring.
Cellular use providers need to access place information to yield service. In addition, law coercion agencies have the capability to summons place information from use providers. The University of Minnesota organisation has demonstrated that access to a dungeon phone user’s place information is simply permitted to an additional organisation — probable hackers.
“It has a low entrance barrier,” Foo Kune said. “Being receptive through open source projects using on commodity software.”
Using an cheap phone and open source software, the researchers were able to track the place of dungeon phone users but their believe on the Global System for Mobile Communications (GSM) network, the accepted worldwide network.
In a margin test, the investigate organisation was able to track the place of a exam theme inside of a 10-block area as the theme trafficked opposite an area of Minneapolis at a on foot pace. The researchers used straightforwardly accessible apparatus and no direct assistance from the use provider.
The implications of this investigate prominence probable personal reserve issues.
“Agents from an rough system of administration may no longer require team-work from demure use providers to establish if dissidents are at a criticism location,” the researchers wrote in the paper. “Another e.g. could be thieves contrast if a user’s dungeon phone is absent from a specific area and thus ascertain the risk turn compared with a earthy break-in of the victim’s residence.”
Foo Kune and his organisation have contacted AT&T and Nokia with low-cost techniques that could be implemented but becoming different the hardware, and are in the routine of drafting obliged avowal statements for mobile use providers.
Visit http://z.umn.edu/fookuneresearch to review the full investigate paper.
Recommend this story on Facebook, Twitter,and Google +1:
Other bookmarking and pity tools:
Story Source:
The on top of story is reprinted from materials supposing by University of Minnesota.
Note: Materials may be edited for content and length. For serve information, please contact the source cited above.
Note: If no writer is given, the source is cited instead.
Disclaimer: Views voiced in this essay do not indispensably simulate those of ScienceDaily or the staff.