Intelligence Library

OSINT Investigative Blog

Get investigator-grade OSINT workflows and case studies in one place. Step-by-step methods that show how to run real investigations using real tools.

By Nicole Hurey · Last Updated October 13, 2026
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Current Articles

Collection Techniques

When Due Diligence Is the Harvest

An acquisition offer creates a legitimate-sounding reason to ask for everything your analytics know. How competitive intelligence harvesting works under the pretext of due diligence, and how to tell a real buyer from a collection exercise.

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Skip Tracing

The First Hour of a Skip

Databases do not find people. They find the last place a person intersected with a system. The working order for the first hour of a skip trace: proving the identity, reading header data like a cynic, finding the systems they still touch, and working the orbit.

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Authority Guides

Pillar

OSINT Handbook

Comprehensive OSINT handbook covering core investigative methodology, signal types, operational security, and evidence standards.

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Pillar

Email OSINT Guide

Email investigation workflows, pivots, and analysis tactics for investigators. Full methodology from address normalization to final report.

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Pillar

Username OSINT Guide

Username research, pivoting, attribution checks, and identity verification. How to build a verification matrix and avoid false attribution.

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Pillar

Phone OSINT Guide

Phone intelligence workflows for enrichment, carrier tracing, and exposure analysis. Passive methods only. No direct contact required.

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Pillar

Image OSINT Guide

Image metadata analysis, reverse image pivoting, and visual verification workflows. How to turn a photo into a chain of confirmed evidence.

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Publishing Schedule

A weekly publishing cadence keeps investigative guides current while rotating through key OSINT content formats.

  • Week 1: Tool deep dive
  • Week 2: Investigative workflow guide
  • Week 3: Tool comparison article
  • Week 4: Simulated investigation case study

Articles are published under /blog and cross-linked to the relevant pillar pages including the OSINT handbook and email investigation guide.