MDAC in Audit mode blocking .hta files

When something runs in Audit mode, you generally expect it not to block anything, right? I recently found an anomaly with Microsoft Defender Application Control runing in Audit mode causing .hta files not to open. An HTML Application (HTA) is a Microsoft Windows program whose source code consists of HTML, Dynamic HTML, and one or… Read More »

The Artist Formerly Known as ATP

You may have heard recently that Microsoft has rebranded their Advanced Threat Protection (ATP) offerings. I’m putting this up here because I keep forgetting their new names. This is what they look like: Microsoft 365 Defender (previously Microsoft Threat Protection)Microsoft Defender for Endpoint (previously Microsoft Defender Advanced Threat Protection)Microsoft Defender for Office 365 (previously Office… Read More »

Exchange Online – Are your mailboxes encrypted?

For some organisations, encryption of data at rest is considered an important security control, especially in the context of cloud solutions. With core Office 365 services (SharePoint Online and Exchange Online) you have the option of controlling your own keys through the method known as Customer Key. But is there anything built-in that provides encryption… Read More »