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本帖最后由 MaverickZ 于 2022-1-14 23:42 编辑 5 B. s. \) U" P
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% a9 m0 Z' I; b3 ]6 ?- d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.! D+ Z! c5 H+ c0 F- o: y5 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。
5 w9 e' H# M* N* j' _5 }! ]4 j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 ^& Z0 M( L. t+ j
https://www.thatcham.org/relay-attack/
0 n2 ^* c) _) ?3 i4 ]3 k& ?What is Relay Theft?
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1 i* G; q7 [& ?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.) {3 W$ z6 j3 ~- _! J
" M/ U8 {+ w, F9 @( b8 sOperating 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.! ^+ C! f+ y# h
3 x- f. T6 s. 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.
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雷达卡
发表于 2022-1-14 09:46:13
显身卡
楼主
