Client Correspondence

Approved, client-associated mailbox content retained under bounded synchronization and access controls.

Reviewed: July 2026
Current state: Encrypted retained Gmail correspondence, scoped reads, and audit events are implemented.

Owning boundary: Kernel mailbox correspondence module
Not equivalent to: Mailbox · Email Address · Provider Message
Verified identifiers: correspondenceId · providerThreadId

Client Correspondence is retained mailbox content associated with a Client Account after domain and correspondent approval and authorized synchronization.

Related guidance

What is Client Correspondence?

Mailbox Connection

Approved Correspondent

Content Access Grant