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The connector relies on the default viaworks Locator Active Directory Authentication and Identification Plugin that gets the users' Security Identifiers (SIDs) from Active Directory.
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Users that have been granted delegated access to parts of another user’s mailbox through Outlook will be able to search those areas in viaworksayfie Locator. Delegated access rights are configurable if they are indexed or not. The default is disabled so that only the mailbox owner are allowed to see their mailbox.
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Any contact that has been indexed will be searchable by any user.
How to change all indexed document SIDs from Azure AD to AD
In order to change all indexed document SIDs form Azure AD to AD you have to force connector to discover all emails in next run, instead of only new or changed ones. To do it, you have to execute "update doc.repository_state set state_value = '' where repository_id = MAILBOXES_REPOSITORY_ID" query, go through AdminWizard and set AD as auth system.