https://ironcybertech.net/blog/index.htmlPractical cybersecurity notes from the Iron Cyber Tech team: plain language, real commands, and nothing to scare you.en https://ironcybertech.net/blog/spf-dkim-dmarc-explained.htmlhttps://ironcybertech.net/blog/spf-dkim-dmarc-explained.htmlTue, 27 Oct 2026 00:00:00 +0000What SPF, DKIM and DMARC are, how they work together, and a safe step-by-step plan to protect your domain from email spoofing. https://ironcybertech.net/blog/web-security-headers-checklist.htmlhttps://ironcybertech.net/blog/web-security-headers-checklist.htmlTue, 27 Oct 2026 00:00:00 +0000HTTPS, HSTS, CSP, frame protection and more: what each security header does, a ready example for each, and how to roll them out without breaking your site. https://ironcybertech.net/blog/small-business-security-first-10-steps.htmlhttps://ironcybertech.net/blog/small-business-security-first-10-steps.htmlTue, 27 Oct 2026 00:00:00 +0000A practical, no-jargon list of ten steps that protect a small business from the most common attacks, in the order that gives the most protection first.