Graphus personnel does not have access to your email. For that matter, even your authorized personnel (e.g. G Suite admins or registered users of your Graphus Portal) cannot access any email content.
Graphus system processes inbound and outbound emails in-memory to identify threats to your business. It does not store emails outside of your cloud platform (e.g. G Suite). Graphus extracts and stores meta attributes in Graphus Cloud. These attributes are accessible to only your authorized personnel for viewing and are used for investigating suspicious activities and in incident response to detected threats.