Background

This document will guide you through the configuration of Virtru Gateway rules backed by Gmail infrastructure.

Specific steps for this section include:

1. Add Host
2. Add Rule
3. Test Rule

Assumptions: 

• Mail Encryption Trigger:
  • --- START PROTECTED MESSAGE TDF
  • In the body
• Mail Flow: Gmail > Gateway > Final Delivery
• IP of the gateway is: 1.1.1.1
• Comprehensive Mail Storage is disabled

Skip to:

• Diagram of Standard Mailflow
• Creating Gmail Rules

Diagram of Standard Mailflow

Creating Gmail Rules

Gmail Advanced - General Settings

Add Host

Click the ADD ROUTE button

Add New Host

General Settings

Search for Content Compliance

Add Rule

Fill in appropriate information.

1. Name: Decrypt-Subject
   1. Email messages to affect: Inbound

Add setting

2. Add expressions that describe the content you want to search for in each message. 

If All of the following match the message Add Expression

The following image will illustrate testing the subject of a message.

Add Another Expression

This will prevent loops in the mailflow

3. Add Header and Change Route

Add Setting

Save the Rule to Gmail