cryptography

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>>56337843
meme technology designed to rip off dumb rich people.

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>>56337843
Source?

>>56337843
http://www.lmgtfy.com/?q=replay+attack

>>56337843
The signal is encrypted via a digest of a secret, timestamp, and unique identifier. This kills the playback attack.

>i don't know shit about cryptography or encryption

>>56339713
Why do you say this?

>>56340072
This

there's still people stupid enough to not understand the impact autonomous vehicles will have on the world

>>>/n/

>>56337843
>How to protect the drones?
Public key cryptography would work fine.

But in reality it will just be plaintext and modifying the signal will just be super illegal so nobody bothers trying. Car manufacturers will build in as good protection as they can, but it will never really need to be used.

>>56340194
>But in reality it will just be plaintext

no it won't

>>56337843
That's not how self driving cars work. They just have a camera that looks at the color of the traffic light.