Microsoft Office 365 email encryption could expose message content

Security researchers at WithSecure have discovered it's possible to partially or fully infer the contents of encrypted messages sent through Microsoft Office 365, highlighting an intrinsic weakness in the encryption scheme used.

Secure your Outlook emails with Outlook encryption - WiseStamp

Microsoft Office 365 email encryption could expose message content

Microsoft Office 365 email encryption could expose message content

Phishing Campaign Features Fake Office 365 Update

Microsoft Office Message Encryption & GDPR - Tech-Wales

Microsoft Office 365 Message Encryption flaw exposes email content

Decrypting email and documents from Office 365

How to Configure and Manage Office 365 Email Encryption

Office 365 Makes Message Encryption Even Easier - Petri IT Knowledgebase

How do I open a protected message? - Microsoft Support