If your organization is running Office 365 in a completely cloud-based or hybrid AD environment, it’s critical to make sure the proper security protocols are in place in both your on-premises AD and Azure AD. The first step is continuously assessing the hybrid AD to determine who has access to permissions, privileged groups, sensitive business groups, Group Policy Objects (GPO) and data at all times.
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The next step is implementing a system that can quickly detect security changes that deviate from assessment baselines and also automatically alert administrators to what’s going on. Real-time identification of suspicious activities can minimize the impact of an insider attack or data breach by correlating disparate IT data from numerous systems and devices. Some of the most-common suspicious activities include:
But here’s something to consider: Native auditing tools can prevent you from seeing the whole picture. Native AD, Azure AD and Office 365 auditing tools lack governance capabilities and the necessary visibility into your on-premises AD to properly secure your hybrid AD environment and meet compliance regulations. There are many functional issues, including:
Given these blind spots, you should complement native auditing tools with solutions that give you a clear line of site into your on-premises AD and allow you to integrate it with Azure AD. This positions you to more accurately detect and alert security irregularities.
To learn more about securing your hybrid environment—starting with pre-migration—download the complimentary Quest e-book Surviving Common Office 365 Security Pitfalls.