Proofpoint: Sending Encrypted Messages

After you have set up your Proofpoint account, to send a secure message all you need to do is use your regular email application and enter one of the following words into the Subject field: "[phi]" or "[encrypt]".  

• Important: You must include the square brackets

If you haven't yet set up your account see Proofpoint: Setting up your Account. 

Other References

• Using Proofpoint Encryption