Who are you following to keep up with cybersecurity updates?

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In an industry where a single breach can cost millions (and can ruin your entire reputation), staying up to date has become a full-time job.

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New threats emerge daily, and old ones evolve. And learning from those who’ve been in the trenches, who've seen it all, can make all the difference. Okay, disclaimer: these aren’t just people with job titles. We’re talking about strategic thinkers, problem solvers, and visionaries who shape the industry.

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We've compiled a list of the top cybersecurity leaders you need to follow. They offer priceless insights, share the latest trends, expert analysis, and actionable advice. Let’s dive in.

Table of Contents

1. How We Picked These Cybersecurity Leaders
2. Bruce Schneier
3. Mikko Hyppönen
4. Troy Hunt
5. Brian Krebs
6. Katie Moussouris
7. Kevin Mitnick
8. Eva Galperin
9. Christopher Wylie
10. Graham Cluley
11. Dmitri Alperovitch
12. Stay informed and connected

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How We Picked These Cybersecurity Leaders

Before we start, let’s talk about what sets these individuals apart. The leaders we’ve selected have consistently demonstrated exceptional qualities that make them stand out. Their expertise, influence, and ability to communicate complex ideas effectively have earned them recognition and respect. Here’s what we considered when choosing these standout professionals:

1. We looked for individuals with a proven track record in the field. Their past roles, achievements, and contributions to cybersecurity were closely examined.
2. We prioritized leaders who have shaped the cybersecurity landscape. Their ability to drive conversations, set trends, and inspire others was an important factor for us.
3. This goes without saying, but we wanted people who could communicate complex ideas clearly. Their content, whether it's articles, speeches, or social media posts, should be informative, relevant, and engaging.
4. It’s also an important factor that they actively contribute to the cybersecurity community through mentorship, speaking engagements, or open-source projects.
5. We looked for those individuals who demonstrate a forward-thinking approach and the ability to adapt to today’s threats.

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Bruce Schneier

Twitter: @schneierblog

Website: https://www.schneier.com/

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Bruce Schneier is a titan in the cybersecurity world. He's not just a renowned security technologist—his extensive background and prolific writing made him a foundational figure in the field. Bruce also wrote several influential books on cryptography and privacy. But his impact did not end with his content. He's a constant voice in the industry with his insightful analysis of contemporary security issues through frequent commentary. All these made Bruce a trusted leader for anyone in the cybersecurity industry.

His contributions

1. Developed the cryptographic algorithms Blowfish and Twofish, widely used in secure communications
2. Authored “Applied Cryptography,” a foundational book in the field, and “Data and Goliath,” which explores the implications of surveillance
3. Regularly contributes to discussions on privacy and security with his expert opinions in media outlets like The New York Times and The Guardian
4. Served as a special advisor to IBM Security and a board member of the Electronic Frontier Foundation
5. Keynote speaker at major cybersecurity conferences such as RSA Conference and Black Hat, where he discusses the ethical dimensions of security technologies

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Why Follow Bruce Schneier?

If you're looking for an in-depth analysis of security and privacy issues, look no further. Ben excels at making complex topics accessible. He seamlessly blends technical knowledge with practical advice to make sure that his insights are valuable for everyone— from seasoned veterans to those just entering the cybersecurity field. Follow Bruce Schneier to stay informed and equipped on the most critical security and privacy issues today.

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Mikko Hyppönen

Twitter: @mikko

Website: ​​https://mikko.com/

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Mikko Hyppönen is a cybersecurity expert with a front-row seat to the global cybercrime scene. As Chief Research Officer at F-Secure, he's been at the helm of dealing with some of the world’s worst computer virus outbreaks. Mikko’s deep dive into malware, cybercrime, and current security trends has made him a go-to authority in the industry. His ability to break down complex issues into understandable terms, with his knack for storytelling, makes him a compelling voice in cybersecurity.

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His contributions

1. Pioneered research on major malware outbreaks, including Sobig.F and F-Secure’s investigations into Stuxnet
2. Frequently provides expert analysis on global cyber threats and contributes to media outlets like Wired and The New York Times
3. Keynote speaker at international conferences such as DEF CON and TED Talks, where he shares insights on digital security
4. Published numerous articles and papers on cybersecurity to improve the industry’s understanding of threat landscapes
5. Actively involved in advising international law enforcement agencies on cybercrime issues

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Why Follow Mikko Hyppönen?

He provides a unique global perspective, usually about emerging malware trends and the tactics used by cybercriminals. Mikko’s analyses are also not limited to the technical side of things; they also explore the implications of cybersecurity issues on global privacy and safety. Follow him so you can gain access to a wealth of information and a unique viewpoint on the challenges facing the cybersecurity community.

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Troy Hunt

Twitter: @troyhunt
Website: https://www.troyhunt.com

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Troy describes himself as a "data breach nerd" who’s become a powerful advocate for online security through his creation, Have I Been Pwned? (HIBP). It’s a free service that lets users check if their email address has been exposed in a data breach. This is his own way of raising awareness of an important but usually overlooked security issue. His passion for data breach education didn’t stop at HIBP. He’s also a prolific blogger and speaker, sharing insights on data breaches, best practices for mitigating their impact, and overall online safety.

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His contributions

1. Developed “Have I Been Pwned,” a database with billions of compromised accounts.
2. Published detailed analyses of significant data breaches, such as the Adobe breach and LinkedIn hack.
3. Actively promotes the adoption of HTTPS, secure password practices, and other security measures through public speaking, blog posts, and training sessions
4. Created the “Pwned Passwords” service so that organizations can implement password checks against known breached passwords.

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Why Follow Troy Hunt?

Knowing how data breaches work is an important skill for any security professional. And following Troy will mean access to real-time data breach insights, practical security advice, and a deeper understanding of how the threat landscape is changing. His tireless advocacy for online safety makes him an invaluable resource for anyone committed to protecting user data.

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Brian Krebs

Twitter: @briankrebs

Website: https://krebsonsecurity.com/

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Brian is a Pulitzer Prize-nominated investigative journalist who's carved a niche uncovering the underbelly of the cybercriminal world. Krebs' blog, Krebs on Security, has become a go-to resource for in-depth reporting on major data breaches, cyberattacks, and the individuals behind them. His determination to discover the truth, usually in the face of threats and intimidation, has exposed criminal operations and held cybercriminals accountable.

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His contributions

1. Broke major stories such as the Target data breach and Home Depot breach that provided early and detailed coverage of these significant incidents
2. Authored the book “Spam Nation,” which delves into the world of cybercrime and spam operations
3. Provides in-depth analysis of cybersecurity issues, including detailed reports on the activities of cybercriminal gangs and the underground economy
4. Regularly collaborates with security researchers and law enforcement to investigate and expose cyber threats
5. Known for his thorough research and reporting, which has helped increase awareness of various security vulnerabilities and threats

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Why Follow Brian Krebs?

If you want in-depth, reliable information on the latest cybercrime activities and security threats, then you have to follow Brian Krebs. His detailed reports deep dive into how cybercriminals work, usually talking about the aspects of cybersecurity that usually get overlooked.

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Katie Moussouris

Twitter: @k8em0

Website: https://www.lutasecurity.com/blog

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Katie is a pioneer in the field of vulnerability disclosure and bug bounties. As founder and CEO of Luta Security, she's a champion for ethical hacking and a driving force behind creating secure software through responsible vulnerability disclosure practices. Her career highlights include establishing the first bug bounty program at Microsoft and playing an important role in launching the U.S. Department of Defense's "Hack the Pentagon" program. Her expertise is also not limited to just her technical knowledge, Katie also advocates for sound security policies and collaborative relationships between security researchers and organizations.

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Her contributions

1. Developed and managed Microsoft’s first bug bounty program, which helped establish a standard for rewarding security researchers
2. Advised the U.S. Department of Defense on creating the “Hack the Pentagon” bug bounty program, the first of its kind for a federal government agency
3. Promoted the use of Coordinated Vulnerability Disclosure (CVD) as a best practice for managing security vulnerabilities
4. Frequently speaks at international conferences on topics related to cybersecurity policy, ethical hacking, and the importance of inclusive security practices
5. Actively involved in global security initiatives, influencing policies and frameworks that govern ethical hacking and vulnerability management

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Why Follow Katie Moussouris?

Katie’s insights on vulnerability management, bug bounty programs, and security policy offer valuable knowledge for navigating the complex world of cybersecurity.  She's a forward-thinking leader who constantly pushes the boundaries to make sure that the industry embraces responsible and collaborative approaches to security.

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Kevin Mitnick

Twitter: @kevinmitnick

Website: https://www.mitnicksecurity.com/

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Kevin’s name is synonymous with hacking. However, his journey isn't your typical hacker story. He was once a notorious social engineer who exploited human vulnerabilities to gain access to sensitive information. But Kevin has since turned his talents towards good. Today, he’s a sought-after security consultant, author, and speaker with a unique perspective on the world of cybersecurity. Kevin’s past experiences provide him with unparalleled insights into the mind of a hacker, particularly when it comes to social engineering techniques. His expertise in this area is priceless for cybersecurity professionals who need to understand how attacks take advantage of human psychology to bypass security defenses. Through his blog and public appearances, he educates organizations on the importance of security awareness training to help them build a human firewall against social engineering attacks.

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His contributions

1. Author of several bestselling books, including “The Art of Deception” and “Ghost in the Wires,” which detail his hacking exploits and insights into security vulnerabilities
2. Runs Mitnick Security Consulting with services like penetration testing and security awareness training
3. Renowned for his expertise in social engineering, educating organizations on how to protect against manipulation and other human-based attacks
4. Regular speaker at cybersecurity conferences with stories from his hacking days and practical advice on modern security threats
5. Consults with corporations and government agencies to enhance their security posture through ethical hacking and vulnerability assessments

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Why Follow Kevin Mitnick?

Kevin’s perspective on hacking and cybersecurity is invaluable because of his one-of-a-kind background and experiences. Following him will give you insights into the psychology of hacking and the importance of building a robust security culture within organizations. His experience serves as a constant reminder that the weakest link in any security system is often the human element.

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Eva Galperin

Twitter: @evacide

Website: https://www.eff.org/

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While Eva has a deep understanding of technical security measures, her focus is on a more fundamental aspect—digital rights and privacy. As Director of Cybersecurity at the Electronic Frontier Foundation (EFF), she is a huge advocate of vulnerable populations in the digital age, making sure that their security and privacy are protected. Eva’s work involves stalkerware detection, advocating for stronger encryption standards, and promoting secure communication tools for activists and journalists. 

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Her contributions

1. Co-founded the Coalition Against Stalkerware, which combats software used for intimate partner surveillance and works to provide resources for victims and raise public awareness
2. Led EFF’s efforts to develop and promote Security Education Companion, a guide to help people train others on digital security practices
3. Actively works on cases involving government and corporate surveillance
4. Advocated for stronger international policies to prevent digital exploitation, including working with organizations like Amnesty International and Human Rights Watch

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Why Follow Eva Galperin?

Eva’s work at the intersection of cybersecurity and civil liberties provides a unique way of looking at the importance of digital rights. Her advocacy to protect vulnerable populations from digital threats and expertise in privacy issues make her an important player in the cybersecurity industry. Follow Eva to stay informed about the latest developments in digital privacy and to understand the broader implications of cybersecurity policies.

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Christopher Wylie

Twitter: @chrisinsilico

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Christopher Wylie = Cambridge Analytica scandal. As a former director of research at the now-defunct data analytics firm, he’s a big player in exposing its unethical data practices. He’s the whistleblower who sparked a global conversation about data privacy, the power of big tech, and the impact of data misuse on democracy. With his firsthand experience with the dark side of data exploitation, Christopher became a vocal advocate for data privacy and ethics, calling for greater transparency and accountability from tech companies.

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His contributions

1. Played a central role in exposing the Cambridge Analytica scandal, revealing how data was harvested from millions of Facebook users without consent
2. Testified before government bodies, including the U.S. Congress and the U.K. Parliament, about the implications of data misuse and the need for regulatory oversight
3. Works as a consultant and speaker who advises organizations on data privacy, ethical data usage, and the impact of emerging technologies on society
4. Published “Mindf*ck: Cambridge Analytica and the Plot to Break America,” detailing his experiences and the broader issues of data exploitation
5. Actively involved in discussions about the future of data privacy and the ethical considerations surrounding AI and big data

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Why Follow Christopher Wylie?

If you're interested in the intersection of data, privacy, and ethics, Christopher Wylie is a must-follow. His insights into the dark side of data exploitation offer a valuable counterbalance to the often-rosy narratives promoted by the tech industry. Follow Christopher for a deeper understanding of the ethical challenges in data science and the potential consequences of data breaches and misuse.

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Graham Cluley

Twitter: @gcluley

Website: https://grahamcluley.com/

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Graham is a master communicator who focuses on making complex cybersecurity topics accessible to a broad audience. With his blog and social media, he tackles everything from the latest malware threats to best practices for online safety, all delivered in an engaging and informative way. He can also translate technical jargon into clear, understandable language that has earned him a loyal following among security professionals and everyday internet users alike.

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His contributions

1. Author of numerous articles and blog posts that simplify and explain cybersecurity issues
2. Co-hosts the “Smashing Security” podcast, where he discusses the latest in cybersecurity news and trends with a mix of humor and expertise
3. Regularly featured in media outlets like BBC News and The Guardian with his expert commentary on current security incidents and issues
4. Provides consultancy services to organizations to help them understand and mitigate cyber risks
5. Active public speaker, presenting at international conferences such as RSA Conference and InfoSec Europe

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Why Follow Graham Clueley?

Graham’s ability to distill complex information into clear and concise content is more than enough for you to follow him if you’re interested in understanding current cyber threats and trends. You’ll get a well-rounded view of cybersecurity, with practical advice and insightful commentary.

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Dmitri Alperovitch

Twitter: @DAlperovitch

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Dmitri is someone you can consider as a titan in cybersecurity. He co-founded CrowdStrike and has been at the forefront of fighting against advanced cyber threats, particularly those that originated from nation-states. He’s a strategic thinker who can provide insightful analysis on the geopolitical implications of cyberattacks. Dmitri’s ability to connect the dots between technology, espionage, and international relations is just one of a kind.

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His contributions

1. Co-founded CrowdStrike, where he played an important role in developing technologies to detect and mitigate advanced cyber threats
2. Authored groundbreaking reports on nation-state cyber activities, including attributing major cyberattacks like Operation Aurora and the DNC hack to specific threat actors
3. Established the Alperovitch Institute for Cybersecurity Studies at Johns Hopkins University
4. Regularly contributes to high-level discussions on cybersecurity policy, with his expert testimony to government bodies and think tanks
5. Active public speaker, frequently presenting at prominent events such as the Aspen Security Forum and Black Hat, where he shares insights on cyber espionage and global cyber threats

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Why Follow Dmitri Alperovitch?

Do you want to learn the big picture of cybersecurity? Then follow Dmitri. He has the expertise in detecting and analyzing advanced cyber threats which makes him an important player in the cybersecurity field. With his deep understanding of nation-state cyber operations and their implications for global security, you’ll get access to cutting-edge insights and strategic guidance on addressing sophisticated cyber threats straight from the source.

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Stay informed and connected

The cybersecurity world is overflowing with noise. Experts, influencers, and self-proclaimed gurus are everywhere. But who do you actually listen to?

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This list cuts through the clutter and focuses on individuals who have not only talked the talk but walked the walk. They're the ones who actually experienced the fight against cybercriminals and protecting critical infrastructure. They have invaluable insights and offer a real-world perspective that's often missing from the hype.

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Don't just follow; learn from the best.

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