Active Directory Security
Categories
- Active Directory Backup & Recovery (69)
- Active Directory Security (241)
- AD Security 101 (18)
- Community Tools (26)
- Crisis Management (5)
- Directory Modernization (10)
- From the Front Lines (70)
- Hybrid Identity Protection (86)
- Identity Attack Catalog (32)
- Identity Threat Detection & Response (171)
- Our Mission: Be a Force for Good (14)
- Purple Knight (6)
- Semperis University (5)
- The CISO's Perspective (18)
- Threat Research (79)
- Uncategorized (3)
How to Block BadSuccessor: The Good, Bad, and Ugly of dMSA Migration
- Jorge de Almeida Pinto
The BadSuccessor privilege escalation technique presents a severe risk to Active Directory environments that use delegated Managed Service Accounts. Learn how blocking dMSA migration prevents attackers from misusing a dMSA to take over an AD domain.
Understanding Identity Security Posture: See the Big Picture of Your Hybrid Environment
- Sean Deuby | Principal Technologist, Americas
Pursuing cybersecurity maturity requires more than flipping a switch. To maintain a strong identity security posture, start by taking a broader look at the complex factors affecting your identity ecosystem.
How to Defend Against Password Guessing Attacks
- Daniel Petri | Senior Training Manager
Here’s what you need to know about password guessing and how to protect Active Directory—and your organization.
BadSuccessor: How to Detect and Mitigate dMSA Privilege Escalation
- Semperis Team
The BadSuccessor Active Directory attack technique exploits a dangerous Windows Server 2025 vulnerability. Learn how DSP indicators of exposure and compromise enable you to proactively halt malicious activity.
What is Identity Attack Surface Management?
- Daniel Petri | Senior Training Manager
A specialized identity attack surface management (IASM) practice is not optional. It’s a fundamental necessity for organizations that rely on identity services like Active Directory.
Exploiting the Intruder’s Dilemma for Active Directory Defense
- Huy Kha | Senior Identity & Security Architect
Can you create an AD defense that exploits intruder attack techniques? Learn how to selectively use an attacker’s own methods to detect and expel them.
Top 10 Active Directory Risks IFIR Has Caught in the Wild
- Huy Kha | Senior Identity & Security Architect
Identity Forensics and Incident Response prioritizes business resilience, starting with understanding threats and reducing the attack surface. Tackle these 10 common AD risks now to strengthen your identity security.
Group Policy Preferences Abuse Explained
- Huy Kha | Senior Identity & Security Architect
The Group Policy Preferences feature provides a well-known pathway for cyber attackers to discover easily decoded passwords in Active Directory. Learn to spot and defend against this vulnerability.
