AD Guardian Cloud Is A Comprehensive Suite For Increasing Productivity, Security And Compliance. AD Guardian Cloud is a complete suite for increasing productivity, security, and compliance while simplifying the management and synchronization of onpremise AD, Microsoft Office 365 Cloud, OpenLDAP, and Azure AD with Directory Synchronization. Simplifies Office365, OpenLDAP and Azure AD. Do it all in the fastest, easiest, most efficient, and secure way with AD Guardian Cloud.