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本帖最后由 MaverickZ 于 2022-1-14 23:42 编辑
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+ h6 h4 W! R: D) n8 G( H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.- N# p5 ~! ?, c: b+ ]3 ^
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。
. E9 A$ j7 O6 J3 I/ V2 r+ ]1 G6 _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.6 L+ l7 c- T1 H) X
https://www.thatcham.org/relay-attack/
/ @3 E T, S* E1 c/ LWhat is Relay Theft?
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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.- t6 q& O2 ~9 a, N3 c
8 r) l5 j/ P# r4 l) ^! r' VOperating 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.. c7 h3 N5 B) ^
% Q" Z7 f- `, vThe 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.) V- Z' S/ _7 A s6 ?
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雷达卡
发表于 2022-1-14 09:46:13
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