What Does Active Directory Security Mean?
Active Directory security is the practice of maintaining security for Microsoft Active Directory. It includes a variety of processes to prevent unauthorized access. The security procedures revolve mainly around protecting access to the administrative accounts and using good practices for maintaining access to sensitive data. It also includes patching applications when needed.
Techopedia Explains Active Directory Security
Microsoft Active Directory is a popular method in many enterprises for managing logins across an entire organization. Unfortunately, this makes it a prime target for hackers and other malicious users. A number of best practices have evolved to make using Active Directory more secure.