SMC certificate expiration on July 04, 2022, update your SMC !
Update is not possible? See the SMC not functionnal after the 4th of July 2022 article on the KB (authentication required).
Connecting SNS firewalls to the SMC server
Connecting a firewall to the SMC server allows you to manage the firewall from the SMC server web interface. A connecting package generated by the SMC server must be installed on the firewall.
The SMC server 3.2.2 is compatible with Stormshield Network Security in at least version 3.7.0. For further detail, refer to Compatibility of SMC/SNS firewalls.