Explainers: Bitcoin
Bitcoin Address Types: Legacy, SegWit and Taproot
How legacy, nested SegWit, native SegWit and Taproot Bitcoin addresses differ—and what their prefixes cannot prove.
Bitcoin Fee Estimation: Fee Rate, vBytes and Targets
Turn a confirmation target and virtual size into a fee-rate estimate without treating it as a guarantee.
Bitcoin PSBT: How Signing, Combining and Finalizing Work
Follow a Bitcoin PSBT from unsigned proposal through offline signing, combination, finalization and broadcast.
Watch-Only Wallets: Track Bitcoin Without Private Keys
A watch-only wallet tracks Bitcoin activity without holding the private keys needed to spend.