600+ Terms
Crypto & Finance Glossary
Your guide to understanding cryptocurrency and finance terminology. From Bitcoin basics to advanced DeFi concepts.
Showing 1–13 of 13 terms starting with "H"
H
Halving
cryptocurrencyWhen Bitcoin's block reward gets cut in half, happening roughly every four years.
Hard Fork
blockchainA permanent, backward-incompatible change to a blockchain's rules that creates a split.
Hardware Wallet
cryptocurrencyA physical device that stores cryptocurrency private keys offline.
Harmony
blockchainA Layer 1 blockchain that uses sharding and effective proof-of-stake for fast, cheap transactions.
Hash Rate
blockchainThe total computational power securing a proof-of-work blockchain.
Hashed Time-Lock Contract (HTLC)
blockchainA smart contract that requires the recipient to acknowledge receiving payment within a timeframe by generating a cryptographic proof, or the payment returns to the sender.
Hedge
tradingTaking a position that offsets potential losses in another investment.
HODL
tradingCrypto slang for holding an investment long-term rather than trading.
Honeypot
cryptocurrencyA scam token designed so you can buy it but can't sell it.
Hot Wallet
cryptocurrencyA cryptocurrency wallet connected to the internet.
Howey Test
traditional-financeThe legal test the SEC uses to determine if something is a security.
Hyperchain
blockchainA term used by zkSync for application-specific ZK-rollup chains that share a common settlement layer.
Hyperledger
blockchainAn open-source enterprise blockchain framework hosted by the Linux Foundation.
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