A swap is an exchange of one crypto asset for another, often through a DEX, router, or aggregator.
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Short definition
Swap is a swap is an exchange of one crypto asset for another, often through a DEX, router, or aggregator.
Simple explanation
Swapping usually involves selecting input and output tokens, reviewing slippage, approving tokens, and confirming a transaction.
Why it matters
Swaps require careful checks because fake tokens, wrong networks, bad slippage, and malicious approvals can create risk.
Example context
A user swaps USDT for another token through a DEX interface.