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Jamming Cellphones with Text Messages

Steve writes "Some Penn State professors and students have published a way to jam cellular voice service with simple text messages. From the article: 'Because text messages are transmitted on the same signal that is used to set up voice calls, just 165 messages a second is enough to disrupt all cellphones in Manhattan.' Cellular providers, of course, fired back, one stating that it 'constantly and aggressively monitors potential threats to the integrity and security of its network.'"

3 of 276 comments (clear)

  1. Expensive by opusman · · Score: 0, Redundant

    At 25 cents per text message that will add up pretty quickly!

  2. Re:One problem. by Philip+K+Dickhead · · Score: 1, Redundant

    This explains alot around here.
    Did you get all of that? Can you still hear me?

    --
    "Speaking the Truth in times of universal deceit is a revolutionary act." -- George Orwell
  3. here are all the SMS addys... by first_tracks · · Score: 0, Redundant

    Sprint: 10-digit-number@messaging.sprintpcs.com
    Verizon: 10-digit-nmber@vtext.com
    AT&T: 10-digit-number@mobile.att.net
    T Mobile: 10-digit-number@tmomail.net
    Nextel: 10-digit-number@messaging.nextel.com
    Cingular: 10-digit-number@mobile.mycingular.net
    Alltel: 10-digit-number@message.alltel.com

    email away!