MongoDB Security Part II: 10 mistakes that can compromise your database` outlines 10 best practices for hardening a MongoDB deployment to prevent data loss and disruptions caused by security breaches. These recommendations are based on the author's experience working with MongoDB users and building security systems for financial services organizations, and cover topics such as authentication, access control, encryption, network exposure, auditing, and system configuration. By following these best practices, organizations can minimize the risk of a security breach and ensure the confidentiality, integrity, and availability of their sensitive data.