... 数据项 data item 数据阻塞 data jamming 数据格式 data layout ...
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The trick only works with older 2G data services like Edge and GPRS. But by sending out a jamming signal that blocks 3G connections, the system can trick most phones into automatically downgrading to one of the two more vulnerable 2G protocols.
FORBES: Smartphone Data Vulnerable To Base Station Spoof Trick
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