Article
How to Harden Red Hat Systems with SELinux Policies
SELinux policies harden Red Hat systems by enforcing least privilege at the kernel level. This article explains when to use them, how they work, what to validate, and …
VectraOps knowledge library
Operating Systems
Content about server, desktop and mobile operating systems, including installation, configuration, patching, hardening and lifecycle management, belongs here. It also covers OS-focused automation, administration and security topics such as policy enforcement, access control, scripting, monitoring and troubleshooting across platforms.
Article
Article
Windows Server 2025: Harden RDP with Just Enough Administration
Just Enough Administration can reduce the attack surface of Remote Desktop sessions by limiting what an operator can do after connecting. This article explains when the approach fits, …
Tutorial
Configure Windows 10 BitLocker with TPM and PIN Protection
This tutorial shows how to configure Windows 10 BitLocker with TPM and PIN protection, including prerequisites, policy setup, validation, and operational checks before rollout.
Article
Windows Server 2022 Hardening Guide for Secure Remote Access
Remote access is often the first place a Windows Server 2022 environment becomes overexposed. This article explains how to harden the server, validate the controls that matter, and …
Tutorial
Deploy Windows Server 2025 with Secure Baseline Hardening
Learn how to deploy Windows Server 2025 with a secure baseline hardening workflow: prerequisites, build steps, validation checks, and production readiness.
Article
Hardening Ubuntu SSH Access with Key-Based Authentication
Key-based authentication is one of the most effective ways to harden SSH access on Ubuntu Server. This article explains when it fits, how it works operationally, what to …
Article
Configure SELinux Booleans on CentOS to Enforce Least Privilege
SELinux booleans let you adjust specific policy behavior without disabling enforcement. This article explains how they work, when to use them, and how to verify changes safely.
Article
Windows Server 2022 Hardening: Disable SMBv1 and Secure File Sharing
SMBv1 is still found on legacy Windows Server estates, but leaving it enabled creates unnecessary exposure on file servers and adjacent systems. This article explains when to disable …
Article
Windows 10 Hardened Security Baselines for Enterprise Deployment
A hardened Windows 10 baseline reduces attack surface, enforces consistent control settings, and gives operations teams a repeatable standard for enterprise deployment. This article explains what a hardened …