Azure Linux 4.0 is Microsoft’s first general-purpose Linux
Summary
Azure Linux 4.0 is described as Microsoft's first general-purpose Linux, derived from Fedora with declarative overlays, and designed to run on any Azure VM. The article emphasizes improved supply-chain transparency, security hardening, and broader deployment scenarios (VMs, containers, AKS, WSL). It frames this as a strategic shift from an internals-focused host OS to a portable, auditable cloud Linux distribution.