Identity assurance, access design, credential models, and verification loops.

Security content here focuses on authentication and authorization behavior across enterprise systems. That includes MFA rollout quality, federation choices, temporary credentials, permission analysis, PKI trust, and the telemetry needed to verify that controls are actually protecting the right paths.

• Federation, modern authentication, and the legacy protocols that keep bypass routes alive.
• MFA effectiveness across cloud sign-in, remote access, and mixed protocol estates.
• Least-privilege implementation with roles, boundaries, and analyzers instead of permanent credentials.
• PKI and trust behavior where certificates or service identities silently break access workflows.

How security issues reveal themselves in operations.

• MFA is “enabled,” but non-modern or legacy paths still allow access in ways the team did not expect.
• Cloud access depends on long-lived keys or overly broad roles because federation was never operationalized.
• Certificate or trust changes look like platform errors until the auth chain is mapped end to end.
• Permissions are theoretically least-privilege, but teams have no fast way to prove whether actual access matches policy intent.

Start here for security-focused work.