#bip-324

3 posts

bitcoin-coreencryptionbip-324

Bitcoin Core's ChaCha20 Speedup: Why 3x Faster Encryption Matters for P2P Security

Bitcoin Core PR #34083 introduces vectorized ChaCha20 implementation achieving 2-3x performance gains. This deep-dive explains why ChaCha20 is critical for BIP324 encrypted transport, how SIMD vectorization works, and what this means for node operators running encrypted P2P connections.

March 16, 2026·4 min read

bipbip-324bip-352

Silent Payments Gets a Security Patch: BIP-352 Limits Outputs to Prevent DoS Attack

The emerging Bitcoin privacy protocol now caps recipient outputs at 2,323 per transaction, eliminating a scanning attack that could have delayed blocks by minutes.

March 4, 2026·5 min read

bipbip-324bitcoin-core

Bitcoin Core 28.0's Transport V2 Encryption Goes Live: Why P2P Privacy Finally Matters

Bitcoin nodes can now encrypt their connections by default, shielding transaction relay from ISP surveillance — but most users don't even know it exists.

February 28, 2026·6 min read