Jennifer ArcuriW
Jennifer Arcuri

Jennifer Marie Arcuri is an American technology entrepreneur. She lived in London from 2011 to 2018, before moving back to California. Self-described as an "ethical hacker", she founded the white hat consultancy Hacker House in 2016 and organised the Innotech Network from 2012. Her connection to the then Mayor of London Boris Johnson from 2012 came to national attention in the UK in September 2019 when he became Prime Minister, triggering investigations into alleged conflicts of interest. She said in 2021 that she had an affair with him from 2012 to 2016.

Barrett BrownW
Barrett Brown

Barrett Lancaster Brown is an American journalist, essayist and satirist. He founded Project PM, a research collaboration and wiki, to facilitate analysis of the troves of hacked emails and other leaked information concerning the inner workings of the cyber-military-industrial complex.

Jason HealeyW
Jason Healey

Jason Healey is a senior research scholar and adjunct professor at the School of International and Public Affairs, Columbia University. He is also a senior fellow with the Cyber Statecraft Initiative at the Atlantic Council, where he was the program's founding director. He has published many academic articles, essays, and books on the topic of cyber security and has advised on security measures for corporate, government, and military institutions. He has been identified as the first historian of cyber conflict.

Lauri LoveW
Lauri Love

Lauri Love is a British activist previously wanted by the United States for his alleged activities with the hacker collective Anonymous.

Boris LozaW
Boris Loza

Boris Loza is the founder of SafePatrol Solutions and Tego Systems, as well as a Certified Information Systems Security Professional (CISSP). He was born in Krasnodar, Russia, where he attained a Masters degree at the age of 22 and a PhD at the age of 26, both in Computer Science and Cybernetics. While still living in the former USSR, Loza published more than 30 scientific articles, as well as secured one patent. Upon relocating to Canada in 1996, his PhD was confirmed by the Higher Attestation Committee of The University of Toronto.

Angela OrebaughW
Angela Orebaugh

Angela Orebaugh is a cyber technology and security author and researcher. In 2011, she was selected as Booz Allen Hamilton's first Cybersecurity Fellow. She is an assistant professor at the University of Virginia School of Continuing and Professional Studies, and serves there as the program director for certificates in cybersecurity.

Marcus J. RanumW
Marcus J. Ranum

Marcus J. Ranum is a computer and network security researcher. He is credited with a number of innovations in firewalls, including building the first Internet email server for the whitehouse.gov domain, and intrusion detection systems. He has held technical and leadership positions with a number of computer security companies, and is a faculty member of the Institute for Applied Network Security.

Joanna RutkowskaW
Joanna Rutkowska

Joanna Rutkowska is a Polish computer security researcher, primarily known for her research on low-level security and stealth malware, and as founder of the Qubes OS security-focused desktop operating system.

Tamer ŞahinW
Tamer Şahin

Tamer Şahin is a Turkish hacker turned security consultant.

Runa SandvikW
Runa Sandvik

Runa Sandvik is a computer security expert, known as a proponent of strong encryption. She was hired as The New York Times senior director of information security in March 2016 and is a proponent of a smartphone messaging application Signal.

Len SassamanW
Len Sassaman

Leonard Harris Sassaman was an American technologist, information privacy advocate, and the maintainer of the Mixmaster anonymous remailer code and operator of the randseed remailer. Much of his career gravitated towards cryptography and protocol development. He is considered a strong candidate for the identity of Satoshi Nakamoto, the pseudonymous developer of the first blockchain reference implementation now widely used in digital cryptocurrencies.

Howard SchmidtW
Howard Schmidt

Howard Anthony Schmidt was a partner with Tom Ridge in Ridge Schmidt Cyber LLC, a consultancy company in the field of cybersecurity. He was the Cyber-Security Coordinator of the Obama Administration, operating in the Executive Office of the President of the United States. He announced his retirement from that position on May 17, 2012, effective at the end of the month.

Bruce SchneierW
Bruce Schneier

Bruce Schneier is an American cryptographer, computer security professional, privacy specialist, and writer. Schneier is current a Lecturer in Public Policy at the Harvard Kennedy School and a Fellow at the Berkman-Klein Center for Internet & Society. He is a board member of the Electronic Frontier Foundation, AccessNow, and the Tor Project; and an advisory board member of EPIC and VerifiedVoting.org. Schneier is currently employed as the Chief of Security Architecture at Inrupt, Inc. in Boston, MA. He is the author of several books on general security topics, computer security and cryptography and a squid enthusiast.

Arne SchönbohmW
Arne Schönbohm

Arne Schönbohm is the former chair of the Cyber Security Council of Germany, and the current president of the German Federal Office for Information Security.

Winn SchwartauW
Winn Schwartau

Winn Schwartau is computer security analyst who focuses on internet security, internet privacy, infowar, cyber-terrorism and related topics.

Ari SchwartzW
Ari Schwartz

Ari M. Schwartz is an American cybersecurity and technology policy expert. He is the former Special Assistant to the President and senior director for cybersecurity on the United States National Security Council Staff at the White House, having left the role in October 2015. Previously, Schwartz worked in both the Executive Branch and civil society as on cybersecurity, privacy, civil liberties, and policy. He is an advocate for vulnerability disclosure programs.

Robert C. SeacordW
Robert C. Seacord

Robert C. Seacord is an American computer security specialist and writer. He is the author of books on computer security, legacy system modernization, and component-based software engineering.

Khalil SehnaouiW
Khalil Sehnaoui

Khalil Sehnaoui is a Belgian-Lebanese information security consultant who specialises in the Middle-East and the founder and managing partner of Beirut-based Krypton Security. He is also a member of the Chaos Computer Club (CCC), Europe's largest association of hackers.

Robert SladeW
Robert Slade

Robert Michael Slade, also known as Robert M. Slade and Rob Slade, is a Canadian information security consultant, researcher and instructor. He is the author of Robert Slade's Guide to Computer Viruses, Software Forensics, Dictionary of Information Security and co-author of Viruses Revealed. Slade is the author of thousands of technical book reviews, today published on the techbooks mailing list and in the RISKS Digest, and archived in his Internet Review Project. An expert on computer viruses and malware, he is also the Mr. Slade of "Mr. Slade's lists".

Brian SnowW
Brian Snow

Brian Snow served in the U.S. National Security Agency from 1971 to 2006, including a six-year term as Technical Director of the Information Assurance Directorate (IAD), which is the defensive arm of the NSA, charged with protecting U.S. information security. During his time in research management positions in the NSA, he played a key role in promoting a more open and collaborative relationship between the Agency and the broader community of security professionals.

Window SnyderW
Window Snyder

Mwende Window Snyder, better known as Window Snyder, is an American computer security expert. She has been a top security officer at Square, Inc., Apple, Fastly, Intel and Mozilla Corporation. She was also a Senior Security Strategist at Microsoft. She is co-author of Threat Modeling, a standard manual on application security.

Christopher SoghoianW
Christopher Soghoian

Christopher Soghoian is a privacy researcher and activist. He is currently working for Senator Ron Wyden as the senator’s Senior Advisor for Privacy & Cybersecurity. From 2012 to 2016, he was the principal technologist at the American Civil Liberties Union.

Solar DesignerW
Solar Designer

Alexander Peslyak, better known as Solar Designer, is a security specialist from Russia. He is best known for his publications on exploitation techniques, including the return-to-libc attack and the first generic heap-based buffer overflow exploitation technique, as well as computer security protection techniques such as privilege separation for daemon processes.

Ashkan SoltaniW
Ashkan Soltani

Ashkan Soltani was the Chief Technologist of the Federal Trade Commission. He was previously an independent privacy and security researcher, based in Washington, DC.

Alexander SotirovW
Alexander Sotirov

Alexander Sotirov is a computer security researcher. He has been employed by Determina and VMware. In 2012, Sotirov co-founded New York based Trail of Bits with Dino Dai Zovi and Dan Guido, where he currently serves as Chief Scientist.

Alex StamosW
Alex Stamos

Alex Stamos is a Greek American computer scientist and adjunct professor at Stanford University's Center for International Security and Cooperation. He is the former chief security officer (CSO) at Facebook. His planned departure from the company, following disagreement with other executives about how to address the Russian government's use of its platform to spread disinformation during the 2016 U.S. presidential election, was reported in March 2018.

StankDawgW
StankDawg

David Blake, also known as StankDawg, is the founder of the hacking group Digital DawgPound (DDP) and a long-time member of the hacking community. He is known for being a regular presenter at multiple hacking conferences, but is best known as the creator of the "Binary Revolution" initiative, including being the founding host and producer of Binary Revolution Radio, a long-running weekly Internet radio show which ran 200 episodes from 2003 to 2007.

Salvatore J. StolfoW
Salvatore J. Stolfo

Salvatore J. Stolfo is an academic and professor of computer science at Columbia University, specializing in computer security.

Matt SuicheW
Matt Suiche

Matthieu Suiche, also known as "Matt" and under the handle "msuiche", is a French hacker and entrepreneur widely known as the founder of MoonSols, and co-founder of CloudVolumes before it was acquired by VMWare in 2014. In March 2014, Suiche was highlighted as one of the 100 key French developers in a report for French minister Fleur Pellerin.

Kristina SvechinskayaW
Kristina Svechinskaya

Kristina Vladimirovna Svechinskaya is a former Russian money mule hacker. While studying at New York University, in 2010 she was accused of a plot to defraud British and U.S. banks and usage of false passports. According to charges, Svechinskaya used a Zeus Trojan horse to attack thousands of bank accounts and opened at least five accounts in Bank of America and Wachovia, which received $35,000 (£22,000) of stolen money. It is estimated that with nine other people, Svechinskaya had skimmed $3 million in total. The upcoming Russian film Botnet is partially based on Svechinskaya's story.

Aaron SwartzW
Aaron Swartz

Aaron Hillel Swartz was an American computer programmer, entrepreneur, writer, political organizer, and Internet hacktivist. He was involved in the development of the web feed format RSS, the Markdown publishing format, the organization Creative Commons, and the website framework web.py, and joined the social news site Reddit six months after its founding. He was given the title of co-founder of Reddit by Y Combinator owner Paul Graham after the formation of Not a Bug, Inc.. Swartz's work also focused on civic awareness and activism. He helped launch the Progressive Change Campaign Committee in 2009 to learn more about effective online activism. In 2010, he became a research fellow at Harvard University's Safra Research Lab on Institutional Corruption, directed by Lawrence Lessig. He founded the online group Demand Progress, known for its campaign against the Stop Online Piracy Act.

Parisa TabrizW
Parisa Tabriz

Parisa Tabriz is a computer security expert who works for Google as a Director of Engineering. As a software engineer focused on security of Google products, she chose the title "Security Princess" to add a less staid and more whimsical title on her business card.

Fred TeevenW
Fred Teeven

Fredrik "Fred" Teeven is a retired Dutch politician, bus driver and jurist. A member of the People's Party for Freedom and Democracy (VVD), he served as State Secretary at the Ministry of Security and Justice from 2010 to 2015.

Cris Thomas (Space Rogue)W
Cris Thomas (Space Rogue)

Cris Thomas is an American cybersecurity researcher and white hat hacker. A founding member and researcher at the high-profile hacker security think tank L0pht Heavy Industries, Thomas was one of seven L0pht members who testified before the U.S. Senate Committee on Governmental Affairs (1999) on the topic of government and homeland computer security, specifically warning of internet vulnerabilities and claiming that the group could "take down the internet within 30 minutes".

Richard Thomas (solicitor)W
Richard Thomas (solicitor)

Richard James Thomas is known for his tenure as Information Commissioner of the United Kingdom, a post which he held from December 2002 to June 2009. During his time in office, he raised concerns over the increased use of closed-circuit television (CCTV) and the introduction of ID Cards in the UK.

John ThreatW
John Threat

John Lee, a.k.a. John Threat, used the name "Corrupt" as a member of Masters of Deception (MOD), a New York based hacker group in the early '90s.

Peter TippettW
Peter Tippett

Peter Tippett is an American physician, researcher, and inventor known for contributions to information security, clinical medicine, and technology. These contributions include the development of the anti-virus program "Corporate Vaccine". Tippett was Vice President of Verizon's Innovations Incubator and Chief Medical Officer for Verizon Enterprise Services from 2009 to 2015. He is currently the Founder and CEO of careMESH Inc.

Justine TunneyW
Justine Tunney

Justine Alexandra Roberts Tunney is a software developer, a former Occupy movement activist and a blogger.

Eric VanderburgW
Eric Vanderburg

Eric Vanderburg is an American cyber security, storage networking and information technology professional and writer living in Cleveland, Ohio.

David VenableW
David Venable

David "Dave" Venable is a former intelligence officer with the United States National Security Agency, and current cyber security professional and businessman. He is an author and speaker on the topics of cyber security, cyberwarfare, and international security; has developed security-related internet protocols; is a US patent holder; and has been named as one of the most influential people in security.

Wietse VenemaW
Wietse Venema

Wietse Zweitze Venema is a Dutch programmer and physicist best known for writing the Postfix email system. He also wrote TCP Wrapper and collaborated with Dan Farmer to produce the computer security tools SATAN and The Coroner's Toolkit.

David A. WagnerW
David A. Wagner

David A. Wagner is a professor of computer science at the University of California, Berkeley and a well-known researcher in cryptography and computer security. He is a member of the Election Assistance Commission's Technical Guidelines Development Committee, tasked with assisting the EAC in drafting the Voluntary Voting System Guidelines. He is also a member of the ACCURATE project.

WeevW
Weev

Andrew Alan Escher Auernheimer, best known by his pseudonym weev, is an American computer hacker and self-avowed Internet troll who is affiliated with the alt-right. He has identified himself using a variety of aliases to the media, although most sources indicate his real first name as Andrew.

Kenneth P. WeissW
Kenneth P. Weiss

Kenneth P. Weiss is an American entrepreneur, human factors engineer and inventor. He invented the SecurID Card, now a trademark of RSA Security.

Tarah WheelerW
Tarah Wheeler

Tarah Marie Wheeler is an American technology and cybersecurity author, public speaker, entrepreneur and former executive. She is currently a Cybersecurity Policy Fellow at D.C. policy think-tank New America. She is the former Website Cybersecurity Czar at Symantec, author of Women in Tech, and founder of Infosec Unlocked.

Zooko Wilcox-O'HearnW
Zooko Wilcox-O'Hearn

Zooko Wilcox-O'Hearn, is an American Colorado-based computer security specialist, cypherpunk, and CEO of the Electric Coin Company (ECC), a for-profit company leading the development of Zcash.

Bill WoodcockW
Bill Woodcock

Bill Woodcock is the executive director of Packet Clearing House, the international organization responsible for providing operational support and security to critical Internet infrastructure, including Internet exchange points and the core of the domain name system; the chairman of the Foundation Council of Quad9; the president of WoodyNet; and the CEO of EcoTruc and EcoRace, companies developing electric vehicle technology for work and motorsport. Bill founded of one of the earliest Internet service providers, and in 1989 originated the anycast routing technique that is now ubiquitous in Internet content distribution networks and the DNS.

Chris WysopalW
Chris Wysopal

Chris Wysopal is an entrepreneur, computer security expert and co-founder and CTO of Veracode. He was a member of the high-profile hacker think tank the L0pht where he was a vulnerability researcher.

Peiter ZatkoW
Peiter Zatko

Peiter C. Zatko, better known as Mudge, is a network security expert, open source programmer, writer, and a hacker. He was the most prominent member of the high-profile hacker think tank the L0pht as well as the long-lived computer and culture hacking cooperative the Cult of the Dead Cow.

Anthony ZboralskiW
Anthony Zboralski

Anthony Zboralski is a French hacker, artist and internet entrepreneur.