In the latest version of classic Outlook, users can't open encrypted emails. Microsoft confirms the issue and is investigating.

“A nation that is afraid to let its people judge the truth and falsehood in an open market is a nation that is afraid of its people.” – John F. Kennedy On November 22, 1963, crowds of excited people ...

Arena Breakout Infinite Encrypted File mode introduces a high-risk objective that reveals player positions for major rewards.

The problem happens for users who encrypt the email using the settings under the email File dialog (File > Encrypt), ...