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    • Black Hat USA 2024: From Doxing to Doorstep - Exposing Privacy Intrusion Techniques used by Hackers for Extortion
    • Black Hat USA 2024: Interviews with Extorters 'Ego' and 'Reiko'
    • Crabby's Credential Stuffing: Australian Account Takeovers in 2024
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    • Bolstering Your Incident Response Capability Using Tabletop Exercises
    • Answering "How do I get my first role in Cyber Security?"
    • Performing Re-Entrancy Attacks on the Ethereum Blockchain
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    • Twitter Hack: Lessons learned and why it could have been worse
    • How to pass the Certified Informations Systems Security Professional (CISSP) from scratch
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    • External Penetration Test
      • 1. Enumeration
        • 1. Passive
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      • 2. Vulnerability Scanning
        • Nessus
      • 3. Attacking Login Portals
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      • 4. Vulnerability Exploitation
      • 5. Post-Exploitation
        • Demonstrate Impact
        • Domain Join Device
        • Export Global Address List
    • Web App Penetration Test
      • 1. Enumeration
        • Network Layer Services
        • Application Layer Services
        • Application Functionality
      • 2. Web Attacks
        • Exploitation of Vulnerable Services
        • Broken Access Controls
        • Cross-Site Scripting (XSS)
        • Insecure File Upload
        • Cross Origin Resource Sharing (CORS)
        • CSV/XLSX Formula Injection
  • Presentations, Publications & Podcasts
    • Black Hat USA 2024: From Doxing to Doorstep (YouTube)
    • Cyber Crime Meets Real World Threats
    • How Hackers Use Emergency Data Requests to Steal User Data
    • Mega money, unfathomable violence pervade thriving underground doxxing scene
    • Inside the Dark World of Doxing for Profit
    • Black Hat USA 2024: From Doxing to Doorstep
    • Crabby's Credential Stuffing: Australian Account Takeovers in 2024
    • Catching up with Jacob, Penetration Testing Lead
    • Bolstering Your Incident Response Capability Using Tabletop Exercises
    • Cyber Security, Career Development, Networking, Leadership and GRC
    • Analysis of Real Cybercrime Operators
    • Performing Re-Entrancy Attacks on the Ethereum Blockchain
    • Building a Cyber Resilient Future

Catching up with Jacob, Penetration Testing Lead

Jan 1, 2024 · 0 min read
Last updated on Jun 16, 2026
Jacob Larsen
Authors
Jacob Larsen
Offensive Security - Managing Consultant
I have a deep interest in threat research, and work as an offensive security managing consultant. I have a diverse background in strategic cyber advisory roles.
← Crabby's Credential Stuffing: Australian Account Takeovers in 2024 May 20, 2024
Bolstering Your Incident Response Capability Using Tabletop Exercises Mar 21, 2023 →

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