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Linux Pseudo-Random Number Generator Internals
- charcircuit 3y agoHow do you explain Linux's RNG driver without this without mentioning chacha20 or blake2? In short blake2 acts as a sponge function which absorbs entropy of the system and then seeds are squeezed out and used as the initial seed, a key to use with ChaCha20 to create blocks containing the next key and random bytes.