User Guide

20-12

AsyncOS 9.1.2 for Cisco Email Security Appliances User Guide

Chapter 20 Email Authentication

Configuring DomainKeys and DKIM Signing

Pasting a Key

Procedure

Step 1 Choose Mail Policies > Signing Keys.

Step 2 Click Add Key.

Step 3 Paste the key into the Paste Key field (must be PEM-formatted and must be RSA keys only).

Step 4 Submit and commit your changes.

Importing Keys from an Existing Export File

Note To obtain a key file, see Exporting Signing Keys, page 20-11.

Procedure

Step 1 Choose Mail Policies > Signing Keys.

Step 2 Click Import Keys.

Step 3 Select the file that contains the exported signing keys.

Step 4 Click Submit. You are warned that importing will replace all existing signing keys. All of the keys in

the text file are imported.

Step 5 Click Import.

Deleting Signing Keys