CRYPTO GLOSSARY

Ledger

A list of transactions: who paid whom, and how much.

Ledger in more detail

A ledger is a list of transactions: who paid whom, and how much. In Bitcoin, independent computers called full nodes each keep a copy of the ledger and check every transaction and block against the rules. Anyone with a suitable computer and connection can run one.

FROM LESSON 3 · 4 MIN READHow a blockchain worksA blockchain is a record of transactions grouped into blocks, each locked to the one before it. Learn what nodes, hashes and confirmations are.Read the lesson

All 128 terms · Checked against the lesson's sources on 8 October 2026.

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