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本帖最后由 MaverickZ 于 2022-1-14 23:42 编辑 4 C4 `3 o, V, y6 r
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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." P! M: M/ A% s) S- w; }
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。) p, v7 U$ m# n/ X
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 f: a8 x) W/ `- ]% Z
https://www.thatcham.org/relay-attack/: R6 @6 U3 N& _9 Z
What 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.' O0 E( d. k7 i b. Z
: W+ y: z6 s4 Z$ F( k- ~0 DOperating 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.- O+ {' l5 q* C0 S* V. Z! p O. c
5 w) y& l& T7 f0 u- a0 I. pThe 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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