Active Directory Security
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- Active Directory Security (201)
- AD Security 101 (17)
- Community Tools (19)
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- Hybrid Identity Protection (62)
- Identity Attack Catalog (17)
- Identity Threat Detection & Response (133)
- Our Mission: Be a Force for Good (14)
- Purple Knight (5)
- The CISO's Perspective (16)
- Threat Research (60)
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5 Essential ITDR Steps CISOs Must Know
- Semperis Team
Just as the impact of cyberattacks is not confined to the IT department, the role of the CISO has expanded beyond the security team. With organizations and analysts now acknowledging that identity is the new security perimeter, overseeing a comprehensive identity-first security strategy has become an essential CISO responsibility. What…
How to Build a Strong ITDR Strategy
- Sean Deuby | Principal Technologist
How do you begin to build a strong Identity Threat Detection and Response (ITDR) strategy? It begins with an understanding of your unique identity environment, says Maarten Goet, Director for Cybersecurity at Wortell and an expert in Microsoft technologies and communities. “The top identity security concern is [organizations] typically don’t…
Identity Attack Watch: December 2022
- Semperis Research Team
Cyberattacks targeting Active Directory are on the upswing, putting pressure on AD, identity, and security teams to monitor the constantly shifting AD-focused threat landscape. To help IT pros better understand and guard against attacks involving AD, the Semperis Research Team offers this monthly roundup of recent cyberattacks that used AD…
Closing Attack Paths to Tier 0 Assets with Forest Druid
- Ran Harel
After announcing Forest Druid, our free Tier 0 attack path discovery tool, at Black Hat 2022, we’ve used it to help some of the largest organizations in the world close off attack paths to Tier 0 Active Directory assets. Our work with these organizations has validated that defenders can save…
Operational Resilience: More than Disaster Recovery
- Sean Deuby | Principal Technologist
To contend with the explosion of cybercrime and its impact on business operations, many organizations are updating their disaster recovery plans to include cyber incident response. Many of the processes and guidelines in traditional disaster recovery plans have changed little in years, sometimes even in over a decade—making them ill-suited…
Identity Attack Watch: November 2022
- Semperis Research Team
Cyberattacks targeting Active Directory are on the upswing, putting pressure on AD, identity, and security teams to monitor the constantly shifting AD-focused threat landscape. To help IT pros better understand and guard against attacks involving AD, the Semperis Research Team offers this monthly roundup of recent cyberattacks that used AD…
SyncJacking: Hard Matching Vulnerability Enables Entra ID Account Takeover
- Tomer Nahum
This post describes an abuse of hard matching synchronization in Entra Connect that can lead to Entra ID account takeover. These findings build on the research that Semperis published in August, which described abuse of soft matching (also known as SMTP matching). This SyncJacking vulnerability means that an attacker with…
Construction Firm Strengthens its ITDR Foundation with Purple Knight
- Semperis Team
Between remote users and contractors, construction company Maple Reinders needed to get control of Active Directory (AD) user account security and shore up its Identity Threat Detection and Response (ITDR) foundation—fast. Managing AD user account sprawl Award-winning full-service construction company Maple Reinders has operated in multiple provinces across Canada for…
