Category: IT

Omnissa Horizon Term License Expiry

There’s not a lot of information about what happens when an Omnissa Horizon (formerly VMware Horizon) term license expires, specifically what end users will and won’t see. In this post, I will detail what happens when an Omnissa Horizon Term License expires and the messaging that administrators and end users will see. Starting with Omnissa…

Palo Alto Device Certificate

Palo Alto Networks firewalls often require a device certificate. A device certificate is needed for items like device telemetry and for some of the CDSS (Cloud-Delivered Security Services) items, such as WildFire, DNS and URL filtering, and others. In this post, I show you step-by-step how to check if a device certificate is installed and…

Entra ID External Authentication Methods with Duo

Microsoft recently introduced the public preview of External Authentication Methods in Microsoft Entra ID. I am very excited about External Authentication Methods as they finally allow third-party MFA providers like Cisco Duo to integrate better with Microsoft Entra ID (formerly Microsoft Azure AD). Microsoft has supported third-party MFA providers for years. The original method for…

Microsoft 365 Remove Stay Signed In Option

Microsoft 365’s Stay signed in option is designed for user convenience but can increase security risks when used on public or non-corporately owned devices. The risk is due to the potential for unauthorized access to the user’s account and the resources they have access to. The stay signed in option, also known as KMSI (Keep…

VMware vCenter Reduced Downtime Upgrade with Automatic Switchover

VMware vCenter RDU (Reduced Downtime Upgrade (or Update)) is a relatively new feature that allows you to update your vCenter to the next version with limited downtime, just like the name indicates. It works similarly to the process for upgrading from vCenter 7 to vCenter 8, which is also very similar to doing a fresh…