Top 20 Cybersecurity Experts in the US in 2026

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Here’s the list of the Top 20 Cybersecurity Experts in the US in 2026:

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20. Jen Easterly

Jen Easterly is a prominent cybersecurity and national security leader, recognized for her expertise in cyber threats and organizational resilience. She served as the Director of CISA, leading efforts to protect critical infrastructure. A combat veteran and former Wall Street executive, she emphasizes mental health awareness and advocates for women in cybersecurity. Her social media presence includes sharing personal stories, professional insights, and promoting initiatives like election security and mental health advocacy.

Favikon Authority Score : 7 675

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19. Brian Krebs

Brian Krebs is an independent investigative journalist specializing in internet security and cybercrime. He is the author of the NYT bestseller 'Spam Nation' and maintains a daily blog, KrebsOnSecurity.com, where he covers computer security issues, cybercrime, and the underground economy. His work aims to make complex security topics accessible and engaging for readers, often highlighting significant breaches and vulnerabilities in major companies and government systems.

Favikon Authority Score : 7 937

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18. Shira Rubinoff

Shira Rubinoff is a prominent cybersecurity executive and thought leader, recognized for her expertise in cybersecurity, AI, and blockchain. She serves as President of Prime Tech Partners and is a global keynote speaker. Shira has built two cybersecurity product companies and actively promotes women in technology. She has received multiple accolades, including being named one of New Jersey’s Best 50 Women in Business. Her social media presence focuses on cybersecurity trends, interviews with industry leaders, and educational content.

Favikon Authority Score : 8 053

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17. Jason Haddix

Jason Haddix is a CEO and part-time CISO specializing in cybersecurity and AI. He has extensive experience in information security, having previously led global cybersecurity efforts at Ubisoft. His expertise includes penetration testing, vulnerability assessment, and training in modern cybersecurity practices. He actively engages with the community through giveaways and educational courses, focusing on innovative security methodologies and tools. He frequently speaks at major security conferences and contributes to industry publications.

Favikon Authority Score : 8 056

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16. Ben Gillenwater

Ben Gillenwater, known as The Family IT Guy, is a US-based cybersecurity expert and digital-safety advocate who helps parents protect kids online. He shares practical guides on parental controls, screen-time management, and privacy, reviews tools like Bark Phone, and hosts The Family IT Guy Podcast to translate cybersecurity into easy steps for families.

Favikon Authority Score : 8 064

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15. Tyler Ramsbey

Tyler Ramsbey is a Penetration Tester and Content Creator with a focus on offensive security. He is an Offensive Security Certified Professional (OSCP) and Certified Cloud Security Professional (CCSP), passionate about sharing knowledge through free resources. As the founder of the 'Hack Smarter' IT Community, he provides career guidance and training. His YouTube channel features over 400 videos on cybersecurity, with a strong emphasis on practical skills and community support. He actively engages in discussions about ethical hacking and promotes accessible education in the field.

Favikon Authority Score : 8 085

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14. Mike Holcomb

Mike Holcomb is a cybersecurity expert specializing in Industrial Control Systems (ICS) and Operational Technology (OT). He is a Fellow of Cybersecurity and the ICS/OT Cybersecurity Global Lead for Fluor, focusing on securing critical infrastructure. He offers free resources and courses on ICS/OT cybersecurity, actively engages with the community, and has a strong presence on LinkedIn and YouTube. His content emphasizes practical knowledge, risk management, and the importance of cybersecurity in protecting physical systems.

Favikon Authority Score : 8 112 

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13. Dan Nanni

Dan Nanni–style Linux educator sharing daily tips on Linux, networking, and cybersecurity with visual infographics, eBooks, and tutorials. Creates accessible, cert-ready content and Linux tooling guidance, focusing on practical concepts, security basics, and open-source learning.

Favikon Authority Score : 8 138

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12. Kevin Apolinario

Kevin Apolinario is an IT professional and technical trainer specializing in cybersecurity and IT support. He shares educational content on his YouTube channel, helping over 28,000 individuals secure IT roles. With extensive experience in customer service and technical support, he emphasizes the importance of networking and continuous learning in tech. He actively engages with his audience through various platforms, offering free study sessions and resources for certifications like CompTIA Security+.

Favikon Authority Score : 8 173

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11. Dr. Eric Cole

Dr. Eric Cole is a prominent cybersecurity expert with over 20 years of experience. He is the founder and CEO of Secure Anchor Consulting, focusing on preventing security breaches and responding to advanced threats. An author of eight books and a keynote speaker, he emphasizes personal growth, resilience, and proactive health management in his social media content. His posts often blend motivational themes with cybersecurity insights, aiming to empower individuals and organizations to enhance their security posture.

Favikon Authority Score : 8 205

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10. Heath Adams

Heath Adams is a cybersecurity expert and educator, known for his work in ethical hacking and penetration testing. He is the founder of TCM Security and offers a range of online courses aimed at bridging the cybersecurity education gap. His content focuses on practical skills, including hands-on training in various cybersecurity domains. Heath actively engages with his audience through YouTube, LinkedIn, and other platforms, sharing insights and resources to empower aspiring cybersecurity professionals.

Favikon Authority Score : 8 233 

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09. Sandra Liu

Sandra Liu is a cybersecurity practitioner and educator who shares practical infosec training, career guidance, and hands-on resources across YouTube, LinkedIn, TikTok, and Instagram. Through the With Sandra brand she offers beginner-friendly labs, course recommendations, and real-world projects to help newcomers build skills and advance in tech with a global audience.

Favikon Authority Score : 8 359

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08. Joseph Steinberg

Joseph Steinberg is a prominent cybersecurity expert, author, and lecturer at Columbia University. He has over 25 years of experience in the cybersecurity field, serving as a board member and advisor to various organizations. Steinberg is known for his insights on cybersecurity, AI, and technology's societal impacts, with a significant online presence and a popular column. He actively engages in discussions about cyber risks, privacy, and geopolitical issues, particularly in relation to Israel and Palestine.

Favikon Authority Score : 8 363

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07. Rob Braxman

Rob Braxman is a public interest technologist and cybersecurity expert focused on internet privacy and digital security. He educates his audience on the dangers of mass surveillance, data mining, and the implications of emerging technologies like AI. As a licensed HAM radio operator, he also discusses alternative communication methods. His content spans various platforms, including YouTube and Twitter, where he shares insights on privacy tools and strategies to evade digital surveillance.

Favikon Authority Score : 8 451

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06. Daniel Miessler

Daniel Miessler is an AI and security researcher, founder and CEO of Unsupervised Learning, focusing on the intersection of AI and human development. His content spans cybersecurity, AI advancements, and societal implications of technology, often emphasizing the need for AI literacy and preparedness in a rapidly evolving landscape. He engages with a community through a newsletter and podcast, sharing insights on how AI can enhance personal and organizational growth.

Favikon Authority Score : 8 494 

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05. John Hammond

John Hammond is a cybersecurity researcher and educator, known for his engaging content on ethical hacking and cybersecurity education. He works with Huntress Labs and has a background in teaching at the Department of Defense Cyber Training Academy. His social media presence includes programming tutorials, CTF walkthroughs, and insights into cybersecurity threats. He actively promotes free training resources and participates in security conferences, making him a prominent figure in the cybersecurity community.

Favikon Authority Score : 8 512

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04. Ed Low Level

A security engineer and hacker with a strong online presence, focusing on cybersecurity and software security. He shares insights through videos on YouTube, discussing vulnerabilities, hacking techniques, and security education. With over 870k subscribers, he promotes his courses and platforms for aspiring hackers, emphasizing practical skills in offensive security. His content is technical and educational, appealing to those interested in cybersecurity and programming.

Favikon Authority Score : 8 696

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03. Caitlin Sarian

A cybersecurity advocate focused on online safety and data privacy. She shares tips on deleting personal data from the internet and empowers women to enter STEM fields. Her content includes explanations of cybersecurity incidents and practical advice for protecting personal information. She actively promotes the Cyber Career Club, aiming to increase female representation in technology.

Favikon Authority Score : 8 703

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02. Matt Johansen

Matt Johansen is a cybersecurity expert and the Head of Software Security at Reddit. He focuses on securing the internet and educating organizations on cybersecurity best practices. He runs a cybersecurity media brand, Vulnerable U, which includes a popular newsletter and social media content. His posts cover current events in infosec, app security, and cloud security, often highlighting vulnerabilities and security threats. He engages with a community of over 20k professionals through his newsletter.

Favikon Authority Score : 8 733

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01. Ryan McBeth

Ryan McBeth is an intelligence analyst and software architect who creates content focused on cybersecurity, military topics, and programming. He is a contributor to NEWSMAX and has authored a novel titled 'The Win Machine.' His social media presence includes detailed analyses of military spending, defense strategies, and geopolitical issues, often critiquing mainstream narratives. He engages with his audience through YouTube, Twitter, and Instagram, sharing insights and promoting discussions on current events and military technology.

Favikon Authority Score : 8 830

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Also See 👀
‍🏆 TOP 20 ENTREPRENEURS IN THE US ON SOCIAL MEDIA IN 2026
‍🏆 TOP 200 CYBERSECURITY EXPERTS IN THE US
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