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本帖最后由 MaverickZ 于 2022-1-14 23:42 编辑
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双向信号放大器， 放大汽车和钥匙的信号， 让车以为钥匙在车边.) q' ^7 A1 e* X8 O9 X
我现在是用faraday case钥匙包装钥匙， 回家把车钥匙扔那种铁皮的饼干盒里。
) d8 Y' f ^, Q/ X我见过最搞笑的是买了宜家一种类似俄罗斯套娃的3层金属盒，把车钥匙放在最里面那个小盒子里， 实测屏蔽信号效果超一流.
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. |4 o4 h) Z# z3 q5 kWhat is Relay Theft?6 S# H( }! O! a. w$ |; J t
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Relay theft exploits a vulnerability in passive keyless entry systems, which allow drivers to open and start their cars without removing the keyless fob from their pocket.# k! f' h" }5 B+ k" _
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Operating in pairs, one criminal holds a device up against the car door, amplifying the signal it broadcasts around the perimeter of the vehicle. Another stands near the front wall or porch of a home, with a device that relays the key’s signal back to his accomplice.; j2 K6 u3 E9 ~- L/ ]+ r7 ^
# @) N3 z. x# rThe car is effectively fooled into believing that the owner is within a defined range (usually two metres) and is approaching the car with their key. The door opens, and the signal is relayed a second time, starting the engine. Once started, the engine will not restart without the key present.8 W% W: m/ L1 m) `& B
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雷达卡
发表于 2022-1-14 09:46:13
显身卡
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