@Stefano Bonicatti I am using below command to connect to fleetDM server. sudo /usr/bin/osqueryd --host_identifier=instance --enroll_tls_endpoint=/api/osquery/enroll --config_plugin=tls --config_tls_endpoint=/api/osquery/config --config_path=/etc/osquery/osquery.conf --config_refresh=10 --disable_distributed=false --distributed_plugin=tls --distributed_interval=3 --distributed_tls_max_attempts=3 --distributed_tls_read_endpoint=/api/osquery/distributed/read --distributed_tls_write_endpoint=/api/osquery/distributed/write --logger_plugin=tls --logger_tls_endpoint=/api/osquery/log --logger_tls_period=10 --disable_events=false --disable_audit=false --audit_allow_user_events=true --audit_allow_selinux_events=true --audit_allow_process_events=true --enable_syslog=true --tls_hostname=FleetDM_IP:8080 --flagfile=/var/osquery/flagfile.txt --enroll_secret_path=/var/osquery/enroll_secret --tls_server_certs=/var/osquery/fleet.pem

Adding a link here to the thread over in #fleet