What is 2FA / TOTP?
2FA is two-factor authentication. TOTP generates one-time codes from a shared secret and the current time, usually changing every 30 seconds.
Where can I find my 2FA secret?
Enable an authenticator in your account security settings. Copy the secret or use an exported otpauth:// URL. Never share the secret with anyone.
How to use this tool
Paste your secret above. Your browser calculates a six-digit code on this device and generates the next code when the countdown ends.