Encryption

How to enforce email confidentiality in Exchange

Maxime Hiez
Exchange , Tutorial
14 Sep, 2026

Introduction The "Private" sensitivity level in Outlook is a property of the message. In transit, it is represented by the SMTP header "Sensitivity: Private", which Exchange maps to the

How to secure your emails with Sensitivity Labels

Maxime Hiez
Purview , Tutorial
06 Apr, 2026

Introduction Last week, I showed you how to create Sensitivity Labels to secure your emails, without explaining how they work. Today I'll talk about how to use them and what results you g

How to create Sensitivity Labels for emails in Purview

Maxime Hiez
Purview , Tutorial
30 Mar, 2026

Introduction Emails remain one of the primary vectors for information leaks in businesses. Whether it's a message sent to the wrong recipient, an attachment forwarded without proper oversig