# Compose and Send an Encrypted Message

Note: This feature is for ZCS Network Edition only and is available only in the Advanced Web Client.

Messages can be sent encrypted to recipients that have sent you their public key and certificate. The recipient’s certificate is stored in the recipients contact page in Address Book.

1. Click New Message on the toolbar.

2. If you security preference is not set by default to send encrypted and digitally signed messages Click Security and select Sign and Encrypt.

3. In To: enter the user's address or click the To: link to search for an address from you address books.

4. Enter a subject of the message.

5. Compose the message.

6. To add an attachment, click Add Attachment and browse to the file, or drag and drop the file from your computer to the email header section.

7. Click Send.

1. - You cannot save a draft of a message encrypted.

   - You cannot run spell check on encrypted messages.

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