Add BCC rules

1. In the Google Admin console ↗, go to Menu > Apps > Google Workspace > Gmail > Compliance.
2. Go to Content Compliance > Select Edit.
3. Add a Content Compliance filter, and name it Email Security (Area 1) - BCC.
4. In Email messages to affect, select Inbound.
5. Select the recipients you want to send emails to Email Security (formerly Area 1) via BCC:
   1. Select Add to configure the expression.
   2. Select Advanced content match.
   3. In Location, select Headers + Body.
   4. In Match type, select Matches regex.
   5. In Regexp input .*. You can customize the regex as needed and test within the admin page or on sites like Regexr ↗.
   6. Select SAVE.
6. In If the above expressions match, do the following, select Modify message, select Add more recipients > Select ADD > Choose Advanced:
   1. Under Envelope recipient, select Change envelope recipient > Replace recipient > Enter the email of the recipient.
   2. Under Spam and delivery options, select Suppress bounces from this recipient.
   3. Under Headers, select Add X-Gm-Spam and X-Gm-Phishy headers.
   4. Select SAVE.
7. In Account types to affect, select Users and Groups.
8. Select SAVE.

Next steps

Now that you have added BCC rules on the Area 1 portal, you need to create a project on Google Cloud Console.