You can verify your ownership of domains with GitHub to confirm the identity of organizations owned by your enterprise account. You can also approve domains where organization members can receive email notifications.
Enterprise owners can view aggregated actions from all of the organizations owned by an enterprise account in its audit log.
You can configure global webhooks to notify external web servers when events occur within your enterprise.
You can use SAML single sign-on (SSO) and System for Cross-domain Identity Management (SCIM) to centrally manage access to organizations owned by your enterprise on GitHub.com.