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本帖最后由 MaverickZ 于 2022-1-14 23:42 编辑
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6 b) N3 O( j2 U9 x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.
- L* C! G: }8 Q; z& o8 d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。6 I9 G _% d/ x7 I. V2 t2 S# ^$ 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.0 V, @6 _2 ~, [# h: G- a9 r
https://www.thatcham.org/relay-attack/* c. U- j3 m- u8 |
What is Relay Theft?! K' l/ P% q: u7 B
- R) R$ X% y# ^( w/ V5 ERelay 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., M4 A# S7 p8 e7 o
, T7 z0 u3 k6 C t ]9 mOperating 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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2 ^8 q/ w L) YThe 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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