Backup codes are used to recover your GRVT SecureKey should you lose access to all the devices that have the passkeys. It will help you set-up new passkeys at the end of recovery.
You have the option to generate multiple backup codes for added security. To generate a backup code for your GRVT Wallet:
Navigate to the sidebar menu > Settings > SecureKey.
Navigate to Backup codes and select Create.
Follow the instructions to generate another backup code.
Store your backup code in a secure location.
Some tips to secure storage of your backup codes:
Use a password manager
Store the backup codes on an encrypted USB drive or external hard drive
Avoid digital screenshots
Avoid storage in plain text files or emails
Use strong, unique passwords for all your storage devices