Arun Kumar

Trust management in Active Directory: transitive vs external trusts Trusts are where “directory design” turns into “security reality.” A single trust decision can either enable clean collaboration or quietly expand your blast radius across domains and forests. This guide focuses on the difference that matters most in…

Service Account Design in Architecture (gMSAs, SPNs, Delegation, and Real-World Patterns) Service accounts are rarely “just accounts.” They’re long-lived identities that sit at the junction of authentication (Kerberos vs NTLM), authorization (AD ACLs), and operational reliability. That combination makes them both critical and dangerous: …

Forest/Domain Consolidation vs Maintaining Separation (Active Directory) A comparison for Active Directory architecture decisions. In modern enterprises, Active Directory (AD) remains the backbone of identity and access management. As organizations expand through mergers, acquisitions, or organic growth, they often end up with multiple forests or…