what is sssd
SSSD (an acronym for 'System Security Services Daemon') is a Fedora Hosted free software project that aims to provide access to identity and authentication remote resource through a common framework that can provide caching and offline support to the system.e assume the vast majority of Fedora and Linux desktop users use what is called 'local' authentication-this means the user account used to allow them to log into their system exists on the system and not in some centrally-managed database.