White label NFT marketplaces typically offer several security features to ensure the protection of users' assets and data. Some of these features include:

Encryption of sensitive data, such as private keys and passwords, to prevent unauthorized access.

Implementation of multi-factor authentication to enhance the security of user accounts.

Regular security audits and penetration testing to identify and fix any vulnerabilities in the platform's infrastructure.
https://www.appdupe.com/whitelabel-nft-marketplace