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本帖最后由 MaverickZ 于 2022-1-14 23:42 编辑 # \3 r* N1 R* o h6 [3 S
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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.# V. ^: e0 Z" e2 a% q
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 I2 U: `% S" `1 F3 M* Q4 ]
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.- l$ r3 \6 ~5 `9 P
https://www.thatcham.org/relay-attack/3 g, q) Y {! E' z- m; e% S; e# J
What is Relay Theft?* M% Q% n& }' h; ~; t" a
# V" g. Y/ `! n1 BRelay 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.
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& B7 n5 z1 |+ l* xOperating 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.8 Z# N4 N; n9 H8 T: v# T- `
1 o+ j4 H6 M& xThe 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
显身卡
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