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Crypto basics · BeginnerWhat is Bitcoin?
Bitcoin is a public settlement network with no central operator. Participants validate transactions against shared rules, and miners compete to add blocks using proof of work. The supply schedule approaches a maximum of 21 million BTC.
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What is Bitcoin?
Bitcoin is a public settlement network with no central operator. Participants validate transactions against shared rules, and miners compete to add blocks using proof of work. The supply schedule approaches a maximum of 21 million BTC.
5 min readCrypto basics · BeginnerUnderstanding Ethereum and gas
Ethereum executes programs called smart contracts. Transactions consume computational resources measured in gas, and users pay fees in ETH. A successful transaction can change balances or interact with a decentralized application.
5 min readTrading · BeginnerMarket and limit orders explained
A market order prioritizes execution against available liquidity. Its final average price may differ from the displayed quote, especially in fast markets or thin order books.
5 min readTrading · IntermediateReading an order book
An order book lists resting bids and asks by price. The spread is the distance between the best bid and best ask, and depth shows available size at each level.
5 min readTrading · BeginnerRisk management before your first trade
Risk management starts with deciding how much capital a single idea can lose. Position size should follow that budget and the distance to your invalidation price, rather than a desired profit target.
5 min readDeFi · IntermediateHow decentralized exchanges work
Decentralized exchanges allow swaps through contracts rather than a centralized matching service. Automated market makers quote prices from liquidity pools, while some protocols use on-chain order books.
5 min readDeFi · BeginnerStablecoins are not all the same
Stablecoins target a reference value, commonly one US dollar. Some hold reserves with custodians, some rely on excess crypto collateral and others use algorithmic mechanisms.
5 min readWeb3 · IntermediateA practical guide to self-custody
Self-custody means controlling the keys that authorize transactions. A recovery phrase can recreate those keys, so anyone with the phrase can generally control the wallet.
5 min readWeb3 · AdvancedUnderstanding layer-2 networks
Layer-2 systems process activity outside a base chain and settle commitments back to it. Rollups publish data and use validity proofs or dispute systems to support the state transition.
5 min read