A software routine that produces a random number. Used in applications such as computer games and cryptographic key generation, random numbers are easily created in a computer due to many random ...

That’s why we need a TRNG (True Random Number Generator), but that requires special ... receives those bytes and sends them to a desktop PC through the RS232 port. After receiving a 16-byte ...

You can see a video of the Cloudflare lava wall by [Tom Scott], below. If you don’t need a random number generator, maybe you could use a spectrum analyzer. Thanks to [Ptkwilliams] for the tip.