Bitcoin Core Articles

Bitcoin Core 0.21.2 guide to address-relay limits, scan progress, wallet access, includeconf parsing, build compatibility and upgrade tests.

Bitcoin Core 22 NAT-PMP guide to router port mapping, build support, reachability, exposure, firewall controls, monitoring and rollback.

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

Bitcoin Core 22 listdescriptors guide to public descriptors, timestamps, flags, ranges, next indexes, backups, privacy controls and restoration tests.

Bitcoin Core 22 enumeratesigners guide covering the signer command, master fingerprints, device names, experimental support, failure modes and safe inventory checks.

Bitcoin Core 22.0 operator guide covering upgrade steps, Taproot and Bech32m, I2P, Tor v2 removal, external signers, descriptor wallets and rollback tests.

Bitcoin Core 0.21.1 guide covering Taproot Speedy Trial parameters, enforcement boundary, miner signalling, Bech32m address handling, wallet limits and rollout.

Bitcoin Signet guide covering BIP 325, default and custom networks, challenge validation, isolation, faucets, reorg assumptions, Taproot testing and CI design.

Bitcoin Core 0.21 settings.json guide covering wallet autoload state, precedence, GUI and RPC writes, file permissions, recovery and drift detection.

Bitcoin Core 0.21 startupnotify guide covering readiness semantics, shell execution, permissions, idempotency, service orchestration, failure handling and tests.

Bitcoin Core 0.21 descriptor wallet guide covering experimental status, explicit scripts, IsMine, imports, watch-only policy, SQLite, multisig limits and migration.

Bitcoin Core 0.21 upgradewallet guide covering explicit versions, generated keys, backup rotation, result fields, compatibility testing and rollback planning.