Writing on AI agent governance, identity, and cloud security posture.https://marissabellas.com/https://marissabellas.com/writing/agent-365-and-the-posture-gap/https://marissabellas.com/writing/agent-365-and-the-posture-gap/Agent inventory tells you which agents exist. It doesn't tell you which ones can quietly reach your crown jewels.Tue, 08 Sep 2026 00:00:00 GMTagent governanceidentityhttps://marissabellas.com/writing/state-of-zava/https://marissabellas.com/writing/state-of-zava/A state CISO is accountable for hundreds of organizations they can't give orders to. I built a dashboard to find out what that actually takes.Wed, 11 Mar 2026 00:00:00 GMTgovernmentsecurity postureprototyping