DeFi foundations·2 min read
Collateral and liquidation: the risk behind crypto borrowing
Understand how a position can close without your approval when risk limits are crossed.
Intermediate
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DeFi basics & risks
Learn decentralized finance concepts, liquidity pools, staking, lending and smart contract risks. Follow clear explanations and related beginner reading.
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Learn the underlying mechanism before comparing an application or a quoted return.
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DeFi foundations·4 min read
What Is a Crypto Liquidity Pool? How DEX Swaps Work
Learn how a DEX liquidity pool prices swaps, why trade size changes output, and how price impact differs from slippage.
Beginner
DeFi foundations·3 min read
Impermanent loss: compare providing liquidity with holding
See how a 2× price move can leave a constant-product pool about 5.7% behind holding before fees—and why pool design matters.
Intermediate
DeFi foundations·2 min read
Liquidity and price impact: why selling can be harder than buying
Understand the difference between a displayed price and an executable exit.
Intermediate
DeFi foundations·4 min read
What Is a Blockchain Oracle? How Smart Contracts Use Outside Data
Learn how blockchain oracles bring outside data to smart contracts—and why source quality, update timing and stale-data rules matter.
Beginner
DeFi foundations·2 min read
Slippage vs price impact: two reasons your quote can change
Distinguish an order’s own effect from other changes between quote and execution.
Intermediate
DeFi foundations·2 min read
Smart-contract audits: useful evidence, not a guarantee
Read audit scope, deployed versions and remaining powers before trusting a security badge.
Intermediate
DeFi foundations·2 min read
Staking vs lending: different sources of return, different risks
Compare staking and lending by where returns come from, what can fail and which risks the user carries.
Intermediate
DeFi foundations·3 min read
What is DeFi? Start with the moving parts
What is DeFi? See how interfaces, wallets, smart contracts and assets fit together—and what decentralization does not guarantee.
Beginner
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