Galaxkey administrator can set identity to Inactive state by 2 methods
1. If enterprise uses "Galaxkey Active Directory Connector", just take out the user from the group synchronised with Galaxkey and run GADC. GADC will make sure that the user is made inactive.
2. Galaxkey Administrator can login to https://manage.galaxkey.com . Click on "Identities" option, Edit the identity in question and set its status to "Inactive" and save the settings.