PortalGuard is a contextual authentication platform offering a centralized self-service password reset (SSPR) solution designed to enhance usability while maintaining security, auditing, and compliance. The platform supports various features including two-factor authentication, mobile access, and offline user recovery, making it adaptable for diverse user needs. Key benefits include reduced password-related help desk calls, greater user empowerment with self-service capabilities, and seamless integration with existing systems.