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Introduction
Open Source Intelligence (OSINT) and Cyber Threat Intelligence (CTI) are critical skills in today’s cybersecurity landscape. These disciplines help security professionals identify threats, investigate cybercrimes, and strengthen defenses. Below, we highlight free training resources and provide hands-on technical guidance to enhance your OSINT and CTI expertise.
Learning Objectives
- Understand the fundamentals of OSINT and CTI.
- Learn practical tools and techniques for threat intelligence gathering.
- Apply OSINT methodologies in real-world cybersecurity scenarios.
You Should Know
1. OSINT Fundamentals with Security Blue Team
Course Link: Fundamentals of OSINT
Key Command (Maltego):
maltego -s "example.com" -e whois
Step-by-Step Guide:
- Install Maltego.
- Run the command to perform a WHOIS lookup on a domain.
- Analyze the results to identify domain ownership and registration details.
2. Dark Web Operations
Course Link: Introduction to Dark Web Operations
Key Command (Tor for Anonymous Browsing):
sudo apt-get install tor tor-browser
Step-by-Step Guide:
- Install Tor on Linux using the command above.
- Launch the Tor browser to access .onion sites securely.
- Use caution—only explore legitimate dark web resources for research.
3. Cyber Threat Intelligence 101
Course Link: Cyber Threat Intelligence 101
Key Command (MISP Threat Intel Platform):
sudo apt-get install misp-core
Step-by-Step Guide:
1. Install MISP (Malware Information Sharing Platform).
2. Configure feeds to ingest threat intelligence data.
- Correlate IOCs (Indicators of Compromise) for threat analysis.
4. OSINT with Maltego for Investigations
Course Link: Maltego for Cybercrime Investigations
Key Command (Maltego Transform):
maltool -t "email_to_domain" -i "[email protected]"
Step-by-Step Guide:
1. Load the transform in Maltego.
- Input an email address to trace associated domains.
3. Visualize connections in Maltego’s graph view.
5. Cloud-Based OSINT Tools
Key Command (theHarvester for Email Enumeration):
theHarvester -d example.com -b google
Step-by-Step Guide:
1. Install `theHarvester` via `pip install theHarvester`.
- Run the command to scrape emails from Google.
- Use results for phishing defense or threat actor profiling.
What Undercode Say
- Key Takeaway 1: OSINT is not just for investigators—it’s a proactive security measure for all cybersecurity roles.
- Key Takeaway 2: Free courses with certifications (often paid) democratize access to critical cyber skills.
Analysis:
The rise of free OSINT and CTI training reflects the growing demand for threat intelligence skills. As cyber threats evolve, professionals must leverage open-source tools to stay ahead. These courses provide foundational knowledge, but hands-on practice with tools like Maltego, Tor, and MISP is essential for mastery. Expect more organizations to integrate OSINT into their SecOps workflows, making these skills indispensable.
Prediction
By 2025, OSINT and CTI will become standard requirements for cybersecurity roles, with automation and AI-driven intelligence gathering dominating the field. Professionals who invest in these skills now will lead the next wave of cyber defense innovation.
For further learning, explore the linked courses and experiment with the provided commands in a controlled environment.
IT/Security Reporter URL:
Reported By: Ouardi Mohamed – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅
