Security Intelligence Blog

Practical guides, attack technique breakdowns, and security insights for developers, pentesters, and small security teams.

API Authentication Mistakes Teams Still Make in 2026

The auth and authorization mistakes that still cause most API breaches—and the short hardening sequence to close them fast.

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Vulnerability Triage Workflow for Small Teams

A practical triage model for small teams: exploitability, exposure, impact, and controls—with clear SLA targets.

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Incident Response Checklist: The First 24 Hours

A first-day incident response checklist for small teams: contain, preserve evidence, scope impact, and recover cleanly.

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Small Business Security Monitoring: A 30-Minute Weekly Routine

A practical 30-minute routine to reduce risk every week: what to check, what to escalate, and how to prioritize fixes that actually matter.

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SPF, DKIM, DMARC: A Real-World Setup Guide

Stop domain spoofing without wrecking deliverability. The practical setup and rollout path for SPF, DKIM, and DMARC.

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DNS Misconfigurations That Leak Attack Surface

Dangling CNAMEs, stale DNS records, permissive AXFR, and TXT leakage — the DNS mistakes attackers love and how to fix them fast.

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Top 10 Subdomain Takeover Attacks and How to Prevent Them

Subdomain takeovers are one of the most overlooked — and most exploitable — attack vectors targeting small businesses and enterprise alike. Here's what they are, how attackers find them, and how to lock yours down.

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How to Find Exposed API Endpoints: A Practical Guide

Misconfigured APIs leak data, expose admin panels, and create attack surfaces that scanners miss. Here's the reconnaissance workflow security researchers use to find them — and how you can protect yours.

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Subdomain Enumeration: The 5 Techniques That Actually Work in 2026

CT logs, AXFR zone transfers, NSLOOKUP enumeration, permutation fuzzing, and OWASP Amass chaining — the modern recon playbook security researchers actually use to map entire attack surfaces.

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HTTP Security Headers: What Most Sites Get Wrong in 2026

CSP too permissive, HSTS max-age too short, nosniff missing, Referrer-Policy leaking data — the 8 security headers that stop entire attack classes, and why so few sites get them right.

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What Attackers See When They Recon Your Business

DNS records, CT logs, exposed dev servers, LinkedIn org charts, leaked credentials — the reconnaissance phase is public, automatic, and faster than most businesses realize. Here's what attackers find and how to take control of your exposure.

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