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本帖最后由 MaverickZ 于 2022-1-14 23:42 编辑 . q; G) V5 I2 b8 C
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: X1 [) }' w% g4 ^( @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.
% b! D: @( N! R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。4 ?5 {9 |$ Q" c: V4 \
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.$ M' Y: J% `( G% j @) h1 o, a& }
https://www.thatcham.org/relay-attack/! X6 ^ x$ P) X( G0 a
What is Relay Theft?; c8 U0 h3 @3 M
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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." ]& Q. t) e9 d" L' z) L; h- }8 |
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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.$ G, s% Q' f& g( u$ 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
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