OSINT Methodologies

Master proven methodologies for conducting structured, efficient and professional OSINT investigations

OSINT Investigation Process

A 5-step process for methodical and effective investigations

01

Planning

10-20% of total time

Define your objectives, identify targets and relevant sources

Key points:

  • Clearly define the investigation objectives
  • Establish the scope and legal boundaries
  • Identify potential sources of information
  • Plan timeline and necessary resources
02

Collection

40-50% of total time

Systematic gathering of information in an organized manner

Key points:

  • Use appropriate tools for each source type
  • Organize collected data in a structured manner
  • Maintain traceability of sources and methods
  • Respect legal and ethical aspects
03

Analysis

20-30% of total time

Evaluation, correlation and interpretation of collected data

Key points:

  • Verify the reliability and accuracy of information
  • Identify patterns and correlations
  • Cross-reference information from different sources
  • Assess relevance to objectives
04

Documentation

Continuous throughout the process

Systematic recording of findings and sources

Key points:

  • Document all sources used
  • Record methodologies employed
  • Capture evidence (screenshots, archives)
  • Maintain chain of custody
05

Reporting

10-15% of total time

Clear and structured presentation of results

Key points:

  • Structure findings in a logical manner
  • Adapt detail level to audience
  • Include recommendations and actions
  • Provide appendices and references

Types of OSINT Investigations

Discover different types of investigations and their specialized methodologies

Intermediate

People Investigation

Search for information about specific individuals

Main techniques:

  • Social media search
  • Photo metadata analysis
  • Public database search
  • Pseudonym and alias analysis

Recommended tools:

SherlocktheHarvesterMaltegoRecon-ng
Advanced

Infrastructure Investigation

Analysis of technical and network infrastructure

Main techniques:

  • DNS and WHOIS reconnaissance
  • Port and service scanning
  • SSL certificate analysis
  • Infrastructure mapping

Recommended tools:

NmapShodanCensysAmass
Intermediate

Organization Investigation

Research on companies and organizations

Main techniques:

  • Analysis of official records
  • Public document search
  • Analysis of relationships and partnerships
  • Mapping of employees and executives

Recommended tools:

FOCAMetagoofilLinkedInGoogle Dorks

Essential Best Practices

Follow these fundamental principles for effective and ethical investigations

Legality and ethics

Always respect local and international laws

Cross-verification

Confirm information with multiple independent sources

Rigorous documentation

Maintain detailed records of all your activities

Operational security

Protect your identity and investigation activities

Ready to put it into practice?

Explore our OSINT tools and practice with our case studies to refine your investigation skills.