Implementing Data Access Control Mechanisms

Develop a comprehensive guide on implementing data access control mechanisms for managing and securing access to different data sets. Outline the key strategies including role-based access control, attribute-based access control, and identity management. Address considerations like compliance with data protection regulations (e.g., GDPR, HIPAA), ensuring data integrity, and utilizing encryption techniques. Provide a step-by-step plan for evaluating existing access controls, designing a new access strategy, and monitoring its effectiveness. Include examples of best practices and potential pitfalls to avoid. Tailor your advice for use in environments involving databases, spreadsheets, or large data storage systems.