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February 23, 2026

EXCHANGE-ONPREMISE / MICROSOFT-EXCHANGE

Exchange Server Prep Guide (Part 1): Hardening the OS and Preparing Active Directory

Building a resilient Exchange environment starts long before you double-click Setup.exe. To ensure a smooth deployment—especially with Exchange Server CU13 ISO—the foundation must be rock-solid. In this first part, we’ll …

ACTIVE-DIRECTORY / AD-SECURITY

AD Security Series Part 1: How to Audit and Fix Kerberoasting & AS-REP Roasting

Introduction Start by explaining that attackers don’t always need to “break in”—sometimes they just “ask.” “In Active Directory, certain accounts are configured in a way that allows any authenticated user …

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