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本帖最后由 MaverickZ 于 2022-1-14 23:42 编辑
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: ]8 O1 x% p7 u$ ^5 {" g( Z, t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.! ?4 s" n! z; Q4 u. i
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。! [& a& k7 d: z( y8 ]$ F# H& f
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.4 z- p8 Q3 N2 d; P9 y
https://www.thatcham.org/relay-attack/2 @) z9 @; @+ `+ ~
What is Relay Theft?& h- m5 D1 \8 v( `7 r. D
/ }6 E' X, b+ d" qRelay 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.9 @/ k( C5 W: Q! J: R2 e4 K" I
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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.2 a7 s1 S1 S' D7 J8 Q& a/ H0 G
3 Q- {# G# g) D3 [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.7 s& S6 A+ O* ?2 j
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雷达卡
发表于 2022-1-14 09:46:13
显身卡
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