When you enable two-factor authentication on your accounts, you’re provided with backup codes that serve as a failsafe if you can’t access your authenticator app. These codes are your final access key—so securing them properly is essential. Never store them in the your password manager or in an unsecured cloud note on your computer. If a unauthorized person gains access to your device, they could bypass your 2FA entirely and compromise your account.

Instead, print the codes on paper and hold them in a locked container like a secure filing cabinet. Make sure the paper is kept away from extreme heat and other environmental risks. If you’re afraid of misplacing it, consider printing dual sets and đăng nhập jun 88 hiding a second copy elsewhere such as with a trusted family member or in a safety deposit box.
If you prefer digital storage, select a verified credential keeper that is encrypted end-to-end and protected with a strong master password. Do not rely on cloud note apps like Apple Notes unless they are multi-factor protected. Never upload recovery codes to yourself or save them to Google Drive that are shareable.
Validate your codes every few months to ensure you can still access your accounts using the codes. If you update your passwords, generate new ones. Remember, recovery codes are final and non-reversible—so handle them like a passport. The safety of your codes is your safety.