Zero Trust Network Access (ZTNA)

Are you looking for information about ZTNA of Microsoft Azure and Microsoft 365? In this archive you will find all our posts about ZTNA.

  • Microsoft 365,  Microsoft Azure

    Kerberos Cloud Trust and Windows Hello for Business: Secure and Seamless Authentication in Hybrid Environments

    Kerberos Cloud Trust is a hybrid authentication protocol developed by Microsoft to enable secure and passwordless sign-ins. Kerberos Cloud Trust combines the strengths of Kerberos and Windows Hello for Business to offer a modern, secure, and user-friendly authentication solution. It is particularly useful in hybrid environments where both cloud and on-premises resources are utilized. Users authenticate securely and seamlessly both locally and in the cloud.

  • Microsoft Azure

    Microsoft Entra ID: Automatically Roll Over Kerberos Decryption Key

    The regular roll over of the Kerberos decryption key is crucial to ensure the security and integrity of seamless Single Sign-On (SSO) in hybrid IT environments. Microsoft recommends rolling over this key every 30 days to close potential security gaps and ensure smooth integration between on-premises Active Directory and Microsoft Entra ID. This process can be automated to minimize administrative effort and ensure continuous security.

  • Microsoft 365,  Microsoft Azure

    Switch from per-user MFA to MFA with Microsoft Entra Conditional Access

    Setting up Multi-Factor Authentication (MFA) per user significantly enhances the security of a Microsoft tenant and is now the standard practice for every administrator. With per-user MFA, a Multi-Factor Authentication is required from the user during each sign-in. However, this can lead to frustration among legitimate users whose workflows are disrupted by frequent MFA prompts. To achieve a better user experience while balancing security and usability, it is recommended to switch to MFA (Multi-Factor Authentication) using Microsoft Entra Conditional Access.

  • Microsoft Azure

    Microsoft Entra Conditional Access: Block Authentication Flows

    The Microsoft Entra Conditional Access for authentication flows regulates the use of the device code flow and authentication transfer. The device code flow is used to authenticate devices that do not have a browser or whose input is restricted, such as smart TVs, IoT devices, or printers. The device code flow represents a high-risk authentication flow, which could be exploited in phishing attacks or to gain access to corporate resources on unmanaged devices. The authentication transfer is a new flow that provides a seamless way to transfer the authenticated state from one device to another. In the desktop version of Outlook, users might be presented with a QR code. When…