3 ms·
The actual DRNG algorithm Linux kernel uses is ChaCha20, which runs in constant time regardless of underlying hardware. BLAKE2 is below ChaCha20: it reseeds the
by maqp 5y ago
The actual DRNG algorithm Linux kernel uses is ChaCha20, which runs in constant time regardless of underlying hardware. BLAKE2 is below ChaCha20: it reseeds the ChaCha20 DRNG from a 4096-byte input_pool every 300 seconds.
- garbagecoder 5y agoOK, but many have SHA in hardware.