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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.( t' H5 g4 K* E) q% [) S! {7 L
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。9 N2 d) ?6 P( w, D
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.2 O* x% o, F3 u+ q b
https://www.thatcham.org/relay-attack/+ w/ T& x" _' ?, l. u
What is Relay Theft?% T- ]7 J# M" }; u
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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. Y1 I( x5 X4 a7 I( `
9 G. ~9 P) l2 m" m# A5 |1 v4 gOperating 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.
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7 F& x3 _' {$ p) [1 p) k H( Y$ Q9 R* AThe 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.) @" Q! K# K4 ]/ H
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雷达卡
发表于 2022-1-14 09:46:13
显身卡
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