Next-Level Email Security: SMTP DANE and DNSSEC for Exchange Online

This entry is part 1 of 2 in the series Email encryption

Introduction to SMTP DANE and DNSSEC What is DNSSEC?DNSSEC is a security extension of DNS, designed to protect against attacks like DNS spoofing or cache poisoning. It ensures that DNS responses are authentic by using digital signatures, allowing DNS resolvers to verify that the information has not been altered during transmission. What is SMTP DANE?DANE …

Sensitivity labels in Microsoft Teams – part 2: start labelling.

This entry is part 2 of 2 in the series Teams Compliance

Maybe you have been used to labels in documents and emails – now its also possible to label Teams and thereby protect the content inside the full team. In group level protection you can use the following settings for the labels Background Some background on sensitivity labels in general. Sensitivity labels are used to classify …

Manage MS Teams Call-forwarding in Powershell

Yes, this is finally possible – with the MicrosoftTeams 3.0.1 preview Powershell module came a set of super handy new cmd-lets for controlling Call forwarding for all users, and also for control og delegates and local Call groups. To get this to work you need to forcefully install the previews Powershell module https://www.powershellgallery.com/packages/MicrosoftTeams/3.0.1-preview Do that …

Understand Opportunistic TLS and Email Encryption: A Deep Dive into S/MIME, Purview Message Encryption, and Secure Email.

This entry is part 1 of 2 in the series Email encryption

Introduction In Part 1 of this series, I wrote about how SMTP DANE and DNSSEC work together to secure email communications in Exchange Online, ensuring authenticity and encryption between servers. In this article, I will dive deeper into two essential components of email security: Opportunistic TLS and email encryption. I will take a closer look …

Understand DMARC – and use it NOW.

What is DMARC DMARC, which stands for Domain-based Message Authentication, Reporting, and Conformance, is a crucial email authentication and anti-phishing technology designed to enhance the security of email communication. It helps organizations combat email fraud, phishing attacks, and unauthorized use of their domain names by allowing domain owners to specify policies for how their email …

Sensitivity labels for Microsoft Teams – get started – part 1

This entry is part 1 of 2 in the series Teams Compliance

If you already have enabled labelling for Groups and Team sites in Azure, skip to part 2 of this series to see how to use them in Teams. Information protection in Microsoft Teams is important because it helps ensure the confidentiality, integrity, and availability of sensitive information that is communicated and shared within the platform. …