Blog Series: Your First 90 Days as a CISO Post 1 of 4 A Plain-English Guide for New, Aspiring, and Future Security Leaders Congratulations. You just landed the CISO role. Whether it's your first time in the seat or you're stepping up from a deputy or director position, the moment is real — and so is the pressure that comes with it. Here's the thing nobody tells you in the interview process: the first 30 days aren't really about security. They're about you becoming someone this organization trusts. The technical problems — the vulnerabilities, the policy gaps, the outdated tools — they'll still be there in 60 days. What won't wait is the window you have to establish yourself as a leader who listens, learns, and earns credibility before swinging the axe. This post is going to walk you through exactly how to use those first 30 days to build the foundation your entire tenure will rest on. We'll cover who to meet, what to ask, what t...