[OUTLOOK] - Open an Encrypted Email - Workaround

Summary

Encrypted messaged protected by Microcosoft Purview Message Encryption cannot be read. When trying to read the message through the link provided, it gives the error:

"Custom form cannot be opened"


Encrypted emails have the extension .RPMSG 

  • To read the encrypted email, create a new email and forward the encrypted email message as an attachment to yourself.
  • Open the attachment and you should see a screen similar to the below:

Prevention Records (SM) (prevention.records@worksafebc.com) has sent you a
protected message.
Read the messa
Learn about messages protected by Microsoft Purview Message Encryption.


  • Click "Read the message". This will open the link through a web browser and into your Outlook Web. The contents should now be readable.
Article ID: 24
Type: Article
Classification: How To
Created: 23 May 2024 08:51:10
Modified: 6 Jun 2024 11:54:02
Item Types: Office365