Core Terminology
Practical guides to core terminology, part of our crypto fundamentals series. Education only — never financial advice.
What this section covers
- Blockchain — A blockchain is a shared digital record that groups verified transactions into blocks and links those blocks together in chronological order.
- Wallet Address — A wallet address is a public identifier used to receive cryptoassets on a particular blockchain network.
- Transaction Hash — A transaction hash is a unique identifier used to locate and verify a blockchain transaction.
- Block Confirmations — Block confirmations describe how many blocks have been added after the block containing a transaction, helping users judge how settled that transaction is.
- Network Fees (Gas) — Network fees are payments required to have a blockchain process transactions or smart-contract activity; on some networks these fees are commonly called gas.
5 guides, about 16 minutes of reading, written for novice level.
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Blockchain
A blockchain is a shared digital record that groups verified transactions into blocks and links those blocks together in chronological order.
Wallet Address
A wallet address is a public identifier used to receive cryptoassets on a particular blockchain network.
Transaction Hash
A transaction hash is a unique identifier used to locate and verify a blockchain transaction.
Block Confirmations
Block confirmations describe how many blocks have been added after the block containing a transaction, helping users judge how settled that transactio
Network Fees (Gas)
Network fees are payments required to have a blockchain process transactions or smart-contract activity; on some networks these fees are commonly call
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