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How to Send Secure Email

How to Send secure Email

Email encryption involves encrypting, or disguising, the content of email messages in order to protect information, potentially sensitive, from being read by anyone other than intended recipients. Email encryption often includes authentication.

  • Open Outlook on your computer
  • Open a “new email” and enter the recipient and email message content as you normally would
  • Enter the word “Secure:” followed by a colon first in the subject box as seen highlighted below
    • This is not case specific. Any of the following examples will work: "Secure:" or "secure:" or "SECURE:"

 Screenshot of the

The email recipient will receive an email in their Inbox that looks like the email below with the red circle. The example below was sent using the “” email account, but yours would have your email address in the “from” field.

 Screenshot of received secure email in Inbox


  • When the recipient opens the email it will look like this below. Click on the “Read the message” link in blue (highlighted) to open the encrypted email, NOT THE ATTACHMENT.

Screenshot of secured email received. 


When you click on the link, it will open your default web browser and take you to the sign in page for your Texas Wesleyan Microsoft O365 email access on the web as seen below. Sign in to your account. If you have signed into your O365 email previously and it is saved, you may see something like the image on the left with your email address already visible. If not, you will get the window on the right that requires you to enter your full Texas Wesleyan email address and then your password on the next screen after clicking next.


Screenshot for signing into O365.

After signing in, the encrypted email will automatically open up unencrypted as seen below. You can reply right from this screen or forward it to another email address provided it is a email address.

Screenshot of instructions for sending secure email.