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本帖最后由 MaverickZ 于 2022-1-14 23:42 编辑
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, Q l ]4 ^) V U7 G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 K/ g: n/ o- L5 p7 n, }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。
7 K6 [0 r6 v) U# ?1 c! r) m" y$ u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.9 E+ D+ R5 [' _ E r, S# j- w
https://www.thatcham.org/relay-attack/( h7 d Q# m3 \/ U+ u
What is Relay Theft?0 o* y, U" ^; {5 q
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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.) J# J X; [% ?" M5 z+ ~1 w5 a
+ U$ H/ E M4 g t8 n: f. N1 ZOperating 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." N% b# O: U* H0 X3 ^+ ^
) ~. v6 a8 A7 m$ r) ZThe 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.. U8 a; u0 y! K- E# Z% _% |$ r, }! u
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雷达卡
发表于 2022-1-14 09:46:13
显身卡
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