⚠️51 Percent Attack

An attack where a group controls most mining power to manipulate a chain.

📬Address

An alphanumeric identifier used to send and receive crypto.

🪂Airdrop

A distribution of free tokens to wallet addresses.

🪙Altcoin

Any cryptocurrency other than Bitcoin.

🚫Anti-Money Laundering

Regulations preventing crypto from being used for illicit finance.

🤖Automated Market Maker

A protocol that prices assets using a mathematical formula.

₿Bitcoin

The first decentralized cryptocurrency, launched in 2009 by Satoshi Nakamoto.

🧱Block

A group of transactions bundled together and added to the blockchain.

🔎Block Explorer

A tool that allows users to view blockchain transactions and blocks.

🔗Blockchain

A distributed ledger that records transactions across many computers immutably.

🌉Bridge

A protocol that transfers assets between different blockchains.

🔥Burning

Permanently removing tokens from circulation by sending them to a dead address.

🛡️Byzantine Fault Tolerance

A system's ability to function despite malicious or failing nodes.

🏢Centralized Exchange

A crypto trading platform operated by a single company.

🪙Coin

A cryptocurrency that operates on its own native blockchain.

🧊Cold Storage

Keeping cryptocurrency private keys offline for security.

✅Confirmation

The inclusion of a transaction in a block on the blockchain.

🤝Consensus

Agreement among network participants on the valid state of the blockchain.

🧮Consensus Algorithm

A protocol that helps nodes agree on the blockchain state.

🪙Cryptocurrency

A digital currency secured by cryptography and recorded on a blockchain.

🌐Decentralization

The distribution of power away from a central authority.

📱Decentralized Application

An application running on a blockchain rather than a central server.

🔄Decentralized Exchange

A peer-to-peer platform for trading crypto without a central operator.

🏦Decentralized Finance

Financial services built on blockchains without intermediaries.

🤲Delegation

Assigning staking power to a validator without transferring ownership.

⛰️Difficulty

A measure of how hard it is to find a new block in mining.

📒Distributed Ledger

A database replicated across multiple sites or participants.

🔁Double Spending

An attempt to spend the same cryptocurrency more than once.

⟠Ethereum

A blockchain platform supporting smart contracts and decentralized applications.

🏦Exchange

A platform where users buy, sell, and trade cryptocurrencies.