★ OSINT · Cornerstone · 11 min read · May 2026
What Is OSINT? A Practical 2026 Guide
Open-Source Intelligence explained — what it is, who uses it, the core methodology, and an ethical starter framework for research.
OSINT · Tools · 10 min read · May 2026
Shodan.io Explained: Searching the Internet of Things
How Shodan works, query syntax, the most useful filters, and why defenders should run it against their own networks weekly.
OSINT · Search · 10 min read · May 2026
Google Dorks: Advanced Search Operators for OSINT
The complete operator reference — site, inurl, intitle, filetype, and how to combine them for defensive auditing and research.
OSINT · Tools · 9 min read · May 2026
The OSINT Toolkit: 15 Tools Every Researcher Should Know
Search engines, technical reconnaissance, identity tools, geospatial, archives, link analysis — the foundational categories with practical picks.
OSINT · Identity · 8 min read · May 2026
Username & Email OSINT: Finding Digital Footprints
How researchers map an identity from a single username or email — and the defensive countermeasures for protecting your own footprint.
OSINT · Geospatial · 9 min read · May 2026
Geolocation OSINT: From Photos to Real-World Locations
EXIF, shadow analysis, vegetation, architecture, and cross-checking against satellite imagery. Plus how to defend your own photos.
OSINT · Blue Team · 12 min read · May 2026
OSINT for Cybersecurity Recon: Mapping Your External Attack Surface
Asset discovery, subdomain enumeration, port/service fingerprinting, breach feeds, and the blue-team playbook for continuous external recon.
OSINT · Privacy · 13 min read · May 2026
OSINT Privacy Defense: Defending Against Open-Source Recon
Threat-model your footprint, remove yourself from data brokers, harden accounts, behavioral OPSEC, and a 90-day defensive playbook.
OSINT · Legal · 12 min read · May 2026
OSINT Legal & Ethical Boundaries
CFAA, GDPR, web-scraping law, ToS violations, harassment statutes, responsible disclosure, and the ethical questions above the legal floor.
OSINT · Analysis · 11 min read · May 2026
OSINT Link Analysis: Maltego, Entity Graphs, and Visualizing Relationships
Why graphs beat spreadsheets, Maltego in 2026, open-source alternatives, investigative workflow, and pitfalls in graph thinking.
Security · 9 min read · May 2026
Cybersecurity Fundamentals: The 10 Habits That Matter Most
From 7+ years inside ransomware defense, the 10 personal and business security habits that prevent 95% of incidents.
Ransomware · 13 min read · May 2026
Inside Ransomware: Lessons from the Defense Industry
How attacks really start, why backups aren't enough, and the playbook for both prevention and response.
Networking · 12 min read · May 2026
Wireless Home Networking Done Right
Wi-Fi standards, channel selection, mesh vs router-AP, wired vs wireless, Starlink & satellite internet, and modern access options.
Hardware · 9 min read · May 2026
PCB Development from Schematic to Manufacturing
Lessons from years in hardware manufacturing. EDA tools, DFM, sourcing, and what makes a board cheap to manufacture.