Cybersecurity company WithSecure Oyj is warning that a security flaw in Microsoft 365 Message Encryption can leak structural information in messages. WithSecure, previously known as F-Secure until ...

Security researchers at WithSecure, previously F-Secure Business, found that it is possible to partially or fully infer the contents of encrypted messages sent through Microsoft Office 365 due to the ...

Microsoft is currently working on enhancing the way emails sent using the Office 365 Message Encryption (OME) service are seen by mail servers so that they are less likely to be marked as spam and ...

In today’s digital landscape, email encryption has become a critical component of safeguarding sensitive information and maintaining secure communication channels. Microsoft 365 offers a comprehensive ...

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New evidence shows Microsoft 365 may expose sensitive health information over email without encryption or notice—posing HIPAA compliance risks for providers SAN FRANCISCO, July 02, 2025--(BUSINESS ...

Security researchers at WithSecure, the company formerly known as F-Secure, have published details of a potentially dangerous vulnerability in Microsoft Office 365 Message Encryption (OME) that could ...

Microsoft on Tuesday announced various Office 365 security and compliance improvements, mostly for Microsoft 365 subscribers. The common theme of the announcements is the added support for clamping ...

This isn’t just a healthcare problem. Any organization relying on Microsoft 365 or Google Workspace for email encryption could be unknowingly exposing sensitive information. These platforms do not ...

Microsoft is gearing up to release a new version of Office 365 and the new suite of tools will offer subscribers the ability to send encrypted emails. The feature that offers the encryption is called ...

Microsoft revealed plans today for Office 365 Message Encryption, a new tool that will help users send encrypted emails to anyone outside of their company. The service will go live during Q1 2014.