Passwordless Authentication in Windows – Logon and RDP without Passwords – Part 2 – FIDO2 Passkeys and Microsoft Entra Kerberos
In Part 1, we implemented passwordless authentication using certificate-based smart-card logon, storing the user’s authentication certificate and private key securely…
Passwordless Authentication in Windows – Logon and RDP without Passwords – Part 1- Certificate-Based Authentication
Passwords have been the traditional method for authenticating users to Windows systems for decades. However, passwords also introduce several security…
VMware vSphere Networking Best Practices
This post outlines VMware’s recommended best practices for configuring network redundancy and NIC teaming in vSphere environments. It explains the…
How Multicast Traffic Works in VMware vSphere – Testing VSS (Basic Multicast Filtering) vs VDS (IGMP/MLD Snooping) with Video Streaming – Part 2
In Part 1, we built the multicast lab environment and explored multicast communication within a single VLAN, including IGMP, IGMP…
How Multicast Traffic Works in VMware vSphere – Testing VSS (Basic Multicast Filtering) vs VDS (IGMP/MLD Snooping) with Video Streaming – Part 1
Multicast traffic is commonly used for IPTV, video surveillance systems, financial market data feeds, software deployment solutions, and other applications…
How to Migrate from vSphere Standard Switch (VSS) to vSphere Distributed Switch (VDS) – and Back Again
The vSphere Distributed Switch (VDS) provides centralized network management across multiple ESXi hosts and offers advanced features such as Network…
Windows Secure Boot Certificates Expire in June and October 2026 – Readiness Checks, Troubleshooting, and VMware vSphere Fixes
Microsoft has announced that the original Secure Boot certificates introduced with Windows and UEFI Secure Boot in 2011 are approaching…
Why VMware vMotion doesn’t break your Network: Understanding RARP and MAC Table Updates
We’ve all watched the vSphere progress bar hit 100% and seen the ‘Migration Successful’ toast, marveling at the fact that…
How to Shrink a Linux VMware vSphere Virtual Disk (VMDK) and Its Associated Logical Volume
Allocating additional storage to a virtual machine in VMware vSphere is straightforward, you simply increase the size of the virtual…
How to Shrink a VMware vSphere Virtual Disk for Windows Server
Shrinking a virtual disk in VMware vSphere is considerably more challenging than extending one. While Windows allows you to reduce…
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