| Authentication Services | One Identity Authentication Services version 4.1.2 (or later). | 
| Additional software | Certificate Autoenrollment depends on services provided by a Microsoft Enterprise Certificate Authority (CA) in your environment. In addition to Active Directory and an Enterprise CA, you must install the following software in your environment: 
 
Microsoft Certificate Enrollment Web Services  In order for Certificate Autoenrollment to function on client computers, you must configure the following policies: 
 
Certificate Services Client - Auto-Enrollment Group Policy 
Certificate Services Client - Certificate Enrollment PolicyGroup Policy 
Certificate Templates  Additionally, you must configure Java 1.6 (or later) as the default JVM for your system. 
NOTE: Install JRE (Java Runtime Environment) on all platforms other than macOS; macOS requires JDK (Java Development Kit). Typing java on the command line provides instructions. 
For Linux/UNIX operating systems, install JRE 1.6 (or later). 
For Mac OS X (that is, your operating system tells you to get it from Apple), install what Apple provides (JRE). 
For macOS (that is, your operating system tells you to get it from Oracle), install the JDK.  | 
| Rights | Enterprise Administrator rights to install software and configure Group Policy and Certificate Template policy (only if Certificate Autoenrollment is not already configured for Windows hosts in your environment.) |