Security

Cybersecurity concepts, configurations, and best practices.

How to Harden a Windows 11 Endpoint

A practical hardening checklist for Windows 11 PCs in business environments. Covers BitLocker, Defender, attack surface reduction, application control, and more.

7 min readMar 29, 2026Windows 11, Endpoint Security, Hardening, CIS Benchmarks, Defender

Incident Response Checklist for a Compromised Office 365 Account

A step-by-step incident response checklist for when a Microsoft 365 account is compromised. Covers containment, investigation, remediation, and prevention.

6 min readMar 29, 2026Incident Response, Microsoft 365, Email Security, BEC

SPF, DKIM, and DMARC: Email Security Setup Guide

A complete guide to configuring SPF, DKIM, and DMARC for your domain. Prevent email spoofing, improve deliverability, and protect your brand.

7 min readMar 29, 2026Email Security, SPF, DKIM, DMARC, DNS