The most valuable feature is the flexibility in using the SMS messages.
Fortinet FortiAuthenticator integrates seamlessly with the Fortinet ecosystem, offering robust single sign-on, multi-factor authentication, and flexible integration with VPNs and firewalls. It supports Active Directory, RADIUS, and social networks but faces challenges with third-party tools. While praised for customer service and quick technical support, it requires enhancements in stability and command line interface support. Despite its cost-effectiveness, some consider it expensive and lacking in protocol support like SHA and SHA-2.