Sentry's stakeholders module is the directory you actually update. Tabbed sub-navigation separates Internal, External, Vendors (22 IR-relevant categories with descriptions), and an Onboarding readiness scorecard so you know exactly which roles still need a name.
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Policies
Policies that don't just live in a binder
Eight templates rendered to your stack and brand. Exportable. Auditable.
Communications
Privileged. Confidential. Logged.
Out-of-band channel inventory with privilege-by-default classification.
Access Control
Least privilege, by default
Four roles. Stakeholder-group permissions. Tenant-scoped from the schema up.