Bitcoin Improvement Proposals Articles

BIP 90 Buried Deployments made simple. See what the proposal changes, its current status and what it means for Bitcoin users and operators.

BIP 115 guide covering its closed CHECKBLOCKATHEIGHT proposal, chain commitment, depth rule, script semantics, fork deployment and operational risks.

BIP 147 NULLDUMMY explained: see why CHECKMULTISIG consumes an extra stack item and how requiring it empty closes a malleability vector.

BIP 146 Signature Malleability made simple. See what the proposal changes, its current status and what it means for Bitcoin users and operators.

BIP 134 guide covering its closed hard-fork transaction format, tagged fields, malleability goal, parsing risks, deployment limits and SegWit comparison.

BIP 49 guide covering purpose 49 derivation, nested SegWit scripts, extended-key versions, account discovery, migration and recovery testing.

BIP 152 compact block relay explained for miners: learn short transaction IDs, reconstruction, missing-transaction requests and propagation risk.

BIP 114 guide covering its closed MAST witness design, Merkle branches, privacy, script limits, consensus deployment and Taproot comparison.

BIP 151 guide covering its closed status, handshake, session keys, rekeying, traffic-analysis limits, BIP 150 dependency and BIP 324 replacement.

BIP 150 guide covering its closed status, BIP 151 dependency, pre-shared identities, mutual authentication, privacy goals and modern context.

Bitcoin regtest guide covering private chains, on-demand blocks, deterministic fixtures, consensus testing, wallet isolation and production-safe test design.

Bitcoin Core peerbloomfilters made simple. See what the feature does, where its limits sit and which checks node or wallet operators should make.