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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.8 g/ g5 U4 c6 d5 r& ], K) l7 z
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。
% d N6 x: M! Q4 I! w1 I" e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." S7 U l4 T; g: R, u3 J6 C, R
https://www.thatcham.org/relay-attack/
i3 T( z" u: V8 S t5 zWhat is Relay Theft?+ }# z) z' i) ?3 z0 w
8 ?& D3 N2 M, U1 _; z! I, K$ G8 FRelay 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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4 \( k% M' l# B! s7 wOperating 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, U/ F. w0 W7 l8 V1 v9 n5 R1 \
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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.) |9 Q* m/ k7 W0 t$ Z
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雷达卡
发表于 2022-1-14 09:46:13
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