Administering Windows Server Hybrid Core Infrastructure (AZ-800) 2025 – 400 Free Practice Questions to Pass the Exam

HGS stands for Host Guardian Service, which plays a crucial role in a guarded fabric environment. It provides a secure key management system to protect virtual machines within a cloud or on-premises infrastructure. The Host Guardian Service is responsible for managing the attestation of hosts to ensure they are compliant and secure to run sensitive workloads.

In the context of guarded fabric, HGS enables the enforcement of security policies by verifying that only trusted hosts can run protected virtual machines. This adds a significant layer of security by ensuring that the VMs can only be accessed and operated on by trusted hardware, mitigating risks from potential breaches or attacks.

The other terms listed do not accurately describe HGS or its functions within a guarded fabric. The focus on managing host security through attestation and key management is a defining feature of the Host Guardian Service.