Least-Privilege Permissions for Hybrid Identity Service Accounts

This technical report outlines the least-privilege permissions required for service accounts in a hybrid Active Directory environment, particularly in alignment with Zero Trust compliance principles. It details the specific Active Directory permissions necessary for tasks such as user provisioning, group management, and password resets, emphasizing the importance of minimal permissions to mitigate security risks. The report also discusses best practices for securing service accounts, including the use of dedicated non-interactive accounts, strong authentication methods, and the principle of least privilege. Additionally, it highlights the need for continuous monitoring and auditing of service account activities to detect any unusual behavior. Compliance with various frameworks such as NIST SP 800-53, ISO 27001, HIPAA, GDPR, and SOC-2 is also addressed, ensuring that the service accounts operate within the required security and regulatory standards. The document serves as a guide for organizations looking to implement secure identity management practices.