Breaking GSM With a $15 Phone … Plus Smarts
Speaking at the Chaos Computer Club (CCC) Congress here Tuesday, a pair of researchers demonstrated a start-to-finish means of eavesdropping on encrypted GSM cellphone calls and text messages, using only four sub-$15 telephones as network “sniffers,” a laptop computer and a variety of open source software.
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GSM standard contains some large loopholes that can be exploited. The article compares its current state the “the age of innocence” of computer networks in 1990's, before security was taken more seriously.