MAGO Intelligence Blog
Domain intelligence, security research, and threat analysis. Guides for security professionals, investigators, and anyone who needs to understand digital infrastructure.
What is OSINT? A Complete Beginner's Guide
Open Source Intelligence explained from scratch: the intelligence cycle, categories of OSINT, tools and techniques, legal boundaries, ethical principles, and real-world applications across cybersecurity, journalism, and law enforcement.
OSINTOSINT: Tools, Techniques, and Ethics
The complete OSINT methodology stack: footprinting, fingerprinting, vulnerability correlation, threat intelligence enrichment, and analysis. Essential tools by category and the ethical framework professional practitioners operate within.
ToolsShodan vs Censys vs MAGO: Domain Intelligence Compared
Feature-by-feature comparison of three intelligence platforms: Shodan for device search, Censys for certificate intelligence, and MAGO for formatted domain reports. Pricing, data sources, and use case mapping.
Tools10 Best OSINT Tools in 2026
The 10 tools that deliver the most value for professional OSINT work: MAGO, Shodan, Maltego, SpiderFoot, Censys, theHarvester, Amass, VirusTotal, Recon-ng, and Nuclei. Comparison matrix and toolkit building guide.
SecurityHow to Investigate an IP Address
Step-by-step IP investigation: geolocation, WHOIS registration, reverse DNS, open ports via Shodan InternetDB, threat intelligence feeds, co-hosted domains, and historical context. All using free, passive tools.
SecurityHow to Audit Website Security in 30 Minutes
A 30-minute security audit checklist in 6 phases: TLS inspection, HTTP security headers, DNS and email security, subdomain discovery, technology fingerprinting, and threat intelligence checks.
ComplianceThird-Party Risk Management: The Complete Guide
The TPRM lifecycle: vendor identification, risk tiering, due diligence, continuous monitoring, and incident response. Compliance framework mapping across NIST, SOC 2, ISO 27001, PCI DSS, GDPR, and EU DORA.
ComplianceNIST vs ISO 27001 vs SOC 2: Compliance Compared
Head-to-head comparison of the three most referenced cybersecurity frameworks: scope, cost, timeline, audit requirements, and which framework fits your organization's stage and market.
CareerHow to Start a Career in Cybersecurity in 2026
A practical 12-month roadmap: technical foundations, security fundamentals, certifications, portfolio building, and landing your first role. Salary data, role descriptions, and career path mapping.
Attack Surface Management7 Best Attack Surface Management Tools in 2026
The 7 ASM tools that matter in 2026: MAGO, Censys ASM, Microsoft Defender EASM, Mandiant ASM, Cortex Xpanse, ProjectDiscovery, and CrowdStrike Falcon Surface. Features, pricing, and selection criteria.
Domain IntelligenceWhat is Domain Intelligence? A Complete Guide
Domain intelligence is the comprehensive analysis of a domain's digital footprint -- DNS, WHOIS, subdomains, certificates, tech stack, security posture, and IP reputation. A guide for security teams, legal professionals, and investigators.
Attack Surface ManagementAttack Surface Management: The Complete 2025 Guide
External attack surface management (EASM) is now a board-level concern. Cloud sprawl, shadow IT, and M&A activity have made it impossible to track assets manually. Here is how modern ASM works.
Domain IntelligenceHow to Find All Subdomains of a Domain
Subdomain enumeration is the first step in understanding any organization's attack surface. From Certificate Transparency logs to passive DNS databases, here are five methods that work in 2025.
SecuritySecurity Header Audit Guide: From F to A Grade
HTTP security headers are your first line of defense against XSS, clickjacking, and data exfiltration. Most sites get an F. Here is every header you need and how to configure each one correctly.
Domain IntelligenceDNS Reconnaissance Explained: What Your DNS Records Reveal
Every DNS record tells a story about an organization's infrastructure. A, MX, TXT, SPF, DKIM, DMARC -- what each record reveals and how attackers use passive DNS reconnaissance.