title: How to send encrypted mail with microsoft graph api
body: <p>I want to send an encrypted mail with microsoft graph api. Sending normal mails works as outlined in <a href="https://docs.microsoft.com/en-us/graph/api/user-sendmail?view=graph-rest-1.0&amp;tabs=http" rel="nofollow noreferrer">https://docs.microsoft.com/en-us/graph/api/user-sendmail?view=graph-rest-1.0&amp;tabs=http</a>
  however this option of outlook web does not seem to be available:</p>
  <p><a href="https://i.stack.imgur.com/CKayJ.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/CKayJ.png" alt="enter image description here" /></a></p>