Semperis whitepaper outlines key Active Directory (AD) security vulnerabilities such as weak or non-expiring passwords, reversible passwords in Group Policy Objects, enabled anonymous AD access, and unpatched Zerologon exploits. These risks are often compounded by excessive permissions, orphaned admin accounts, and mismanaged privilege delegations that expand the attack surface. Semperis emphasizes the importance of auditing permissions, monitoring suspicious activities, and using tools like Purple Knight to uncover and mitigate vulnerabilities, helping organizations harden AD against evolving cyber threats and reduce security risks.

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