

NeedleStack
Authentic8
NeedleStack co-hosts interview professional open-source researchers who discuss tips, tricks and insights into the practice of digital investigative research. Whether you’re an open-source expert or aficionado, tune in to learn how to hone your skills, improve your craft and protect yourself as you search the surface, deep and dark web.
From Authentic8, creators of Silo for Research. Visit authentic8.com/needlestack to learn more!
From Authentic8, creators of Silo for Research. Visit authentic8.com/needlestack to learn more!
Episodes
Mentioned books

Mar 19, 2026 • 46min
Alligator in the Boat
Conversations about treating security as a daily mindset and making practical choices that fit your life. They debate convenience versus protection and how to handle password overload. Tips range from subtle physical safety habits to when and how to use encryption and VPNs. An alligator metaphor shows how to prioritize real threats over distractions.

Mar 5, 2026 • 50min
Navigating the Ransomware Negotiation
In this episode, hosts Robert Vamosi and AJ Nash engage with cybersecurity expert John DiMaggio to explore the complexities of ransomware negotiation. They discuss the process of responding to ransomware attacks, the stakeholders involved, and the legal and ethical considerations that companies face when deciding whether to pay a ransom. The conversation delves into the tactics used by ransomware groups, the importance of understanding target selection, and the role of insurance in these scenarios. Additionally, they highlight the need for standards in negotiation practices and preventative measures that organizations can take to mitigate risks. The episode concludes with a discussion on the future of ransomware negotiation and the importance of having knowledgeable advisors in the field.

Feb 18, 2026 • 51min
Best Practices For Open-Source Investigations
In this special 100th episode of Needlestack, hosts Robert Vamosi and AJ Nash celebrate the milestone with former NeedleStack host, Matt Ashburn, discussing the evolution and importance of OSINT. They dive into best practices, the risks of normalized habits, and the significance of isolation in investigations. The conversation highlights the behavioral attributes that can identify investigators, the challenges of new generations in the field, and the need for accountability and reputation in intelligence work. They also explore the role of technology, the importance of first-hand access, and the balance between timeliness and accuracy in intelligence reporting.

Feb 5, 2026 • 55min
Exploring the Dark Web: Myths and Realities
NeedleStack hosts, AJ Nash and Robert Vamosi engage with Roman Sannikov a seasoned expert in cyber threat intelligence, to explore the complexities of the dark web. The conversation delves into the myths surrounding the dark web, the community dynamics within cybercrime, and the professionalization of criminal enterprises. Roman shares insights on how trust and reputation are managed in these underground communities, the barriers to entry for new members, and the human element that often gets overlooked in discussions about cybercriminals.

Jan 21, 2026 • 45min
Navigating China's Strategic Landscape
In this episode of NeedleStack, hosts AJ Nash and Robert Vamosi engage with John Costello, a director at WireScreen, to discuss the complexities of China's strategic competition with the United States. The conversation covers China's technological advancements, the implications of its five-year plans, challenges in intelligence gathering, and the dynamics of military-civil fusion. The discussion also touches on the importance of due diligence for businesses engaging with Chinese companies and the role of Chinese students in U.S. education.

Jan 7, 2026 • 55min
Is Mass Surveillance Helping or Hindering Intelligence?
In this episode, the hosts discuss the implications of surveillance technology and AI on intelligence, journalism, and civil liberties. They explore the dual nature of surveillance as both a tool for security and a potential threat to privacy. The conversation delves into the challenges posed by misinformation, the importance of expertise in navigating these issues, and the ethical considerations surrounding the use of surveillance technology. The episode concludes with reflections on the future of journalism and the role of AI in shaping public perception and trust.

Dec 11, 2025 • 50min
Mastering the Art of Disappearing Online
In this episode of Needlestack, hosts AJ Nash and Robert Vamosi delve into the complexities of disappearing online, drawing insights from their experiences and the book 'The Art of Invisibility' by Kevin Mitnick. They discuss practical steps for maintaining anonymity, the role of technology in obfuscation, and the challenges of creating and sustaining multiple identities. The conversation also touches on the impact of AI on privacy and the importance of understanding personal risks in a digital world. Through engaging anecdotes and expert insights, the hosts provide a comprehensive overview of the art of invisibility in today's interconnected society.

Nov 26, 2025 • 43min
The Rise of Citizen OSINT, and What to Do About It
In this episode, hosts Robert Vamosi and AJ Nash engage with Neil Ysart, a seasoned expert in cyber investigations and open source intelligence (OSINT). They discuss the Coalition of Cyber Investigators, its role in promoting OSINT, and the importance of establishing standards in the field. The conversation delves into the challenges and risks associated with OSINT, emphasizing the need for ethical practices and the potential dangers of unregulated citizen intelligence efforts. The episode concludes with a call to action for listeners to advocate for the development of global standards in OSINT.

Nov 12, 2025 • 47min
What is Cyber HUMINT?
In this episode, Michael DeBolt joins Robert Vamosi and AJ Nash to dive into the world of Cyber HUMINT — the application of traditional human intelligence (HUMINT) tradecraft in cyberspace. They discuss how investigators use digital personas (sometimes called “sock puppets”) to infiltrate online threat actor communities, collect intelligence, and even engage adversaries safely. Michael explains how credibility, language, slang, and cultural nuance are essential to blending in, while AJ highlights the risks of untrained amateurs attempting such operations. They explore the art, ethics, and operational security challenges of conducting human intelligence in the digital realm.

Oct 29, 2025 • 58min
Dealing with AI Slop in OSINT Investigations
In this episode, AJ Nash and Robert Vamosi discuss the challenges posed by misinformation and the rise of AI-generated content. They explore the evolution of journalism, the impact of social media on information consumption, and the importance of critical thinking and media literacy. The conversation also touches on the role of AI in content creation, the balance between technology and human oversight, and the potential positive aspects of AI technology. Ultimately, they emphasize the need for source verification and the ongoing struggle to navigate the post-truth era.


