What it means
Approvals are common in swaps and DeFi apps.
Why it matters
Risky or unlimited approvals can expose funds if a contract is malicious or compromised.
Related pages
Continue with Revoke approval or return to the crypto glossary.
How to use this term
Use token approval knowledge before connecting a wallet to DeFi apps or swaps.
What to check
Check what token, spender and limit you approve, then revoke permissions you no longer need.