CRYPTO GLOSSARY · SECURITY

What is 2FA?

Two-Factor Authentication for account security.

📖 Full Definition

2FA (Two-Factor Authentication) is a security method requiring two forms of verification to access an account. Common 2FA methods include SMS codes, authenticator apps, and hardware keys.

💡 Example

Always enable 2FA via Google Authenticator or YubiKey on crypto exchange accounts.

🔗 Related Terms

KYC

Know Your Customer identity verification.

Wallet

Software or device that stores cryptocurrency.

🔮 Ready to Apply This Knowledge?

See AI-powered predictions for top cryptocurrencies, updated daily.

View Predictions →More Terms