Intuitive defense platform
Secure Microsoft 365 access with confidence
Sign in to orchestrate least-privilege access, remediate risky sharing, and keep AI assistants aligned with your data policies.
Full-spectrum visibility
Map every permission, share link, and sensitive asset across tenants in seconds.
AI guardrails built-in
Control Copilot and connected assistants with pre-configured governance policies.
Automated containment
Expire risky access, revoke overshared files, and notify owners automatically.
Executive-grade insights
Surface prioritized risks and progress for security, compliance, and IT stakeholders.
Accept invite to 1Security for Microsoft 365
Sign in with your Microsoft 365 account
- ✓Understand permissions across people, apps, and AI — complete with sensitive exposure context.
- ✓Analyze risks acoss sensitive data exposure and access rights with intuitive insights.
- ✓Automate access boundaries for Copilot, humans and AI assistants.
By signing up, I agree to Terms of Service and Privacy Policy.