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本帖最后由 MaverickZ 于 2022-1-14 23:42 编辑 7 d9 P- G8 r) i8 n& \7 \
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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." j7 k( P3 E$ e$ f% A0 S
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。
8 ?- l2 E! v- u, 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., n$ i F2 _* B) k) x
https://www.thatcham.org/relay-attack/
- j* u4 R( U( d6 eWhat is Relay Theft?
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1 X5 ]1 y% Q" l6 rRelay 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.
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* k) O& _9 K8 [% q$ x% IOperating 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.' P: G( [" U/ f. e0 A9 T% D3 t
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The 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.
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雷达卡
发表于 2022-1-14 09:46:13
显身卡
楼主
