Bitcoin Articles

Lightning Liquidity Explained made simple. See the main facts, costs, risks and practical checks before you make a decision.

BIP 197 guide covering its Draft status, two-script Bitcoin collateral, cross-chain secrets, loan, liquidation, seizure and refund periods, and failure risks.

BIP 324 encrypted transport explained for mining nodes: understand the v2 handshake, traffic confidentiality, authentication limits and deployment checks.

BIP 155 addrv2 guide covering network IDs, variable address lengths, Tor v3 and I2P relay, sendaddrv2 negotiation, limits and privacy-aware validation.

BIP 137 guide covering recoverable 65-byte signatures, header ranges for legacy and SegWit addresses, interoperability, security limits and BIP 322 migration.

BIP 127 guide covering its Draft status, unspendable proof transactions, commitment messages, block-specific verification, proof files, PSBT extension and limits.

Bitcoin Core 0.17.1 guide covering label behaviour, wallet and PSBT fixes, network hardening, upgrade and downgrade boundaries, testing and rollback.

BIP 79 Bustapay guide covering its closed status, sender and merchant transaction flow, anti-DoS fallback, mandatory validation, privacy limits and compatibility.

Bitcoin Core 0.17 walletprocesspsbt guide covering wallet updates, optional signing, sighash policy, derivation paths, incomplete results and custody controls.

Bitcoin Core 0.17 walletcreatefundedpsbt guide covering input selection, outputs, change, fees, replaceability, BIP32 paths and safe PSBT review.

Bitcoin Core 0.17 unloadwallet guide covering endpoint versus argument selection, invalid combinations, service draining, state verification and reload recovery.

Bitcoin Core 0.17 testmempoolaccept guide covering its one-transaction array, current consensus and policy, high-fee override, rejection and non-broadcast limits.