Securing Health, Creating Phishing-Resistant Users & Rising Ransomware Stakes – Jim Broome, John Shier, Christopher Harrell – ESW #364

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Jim Broome
President and CTO at DirectDefense

Jim Broome is a seasoned IT/IS veteran with more than 20 years of information security experience in both consultative and operational roles. Jim leads DirectDefense, where he is responsible for the day-to-day management of the company, as well as providing guidance and direction for our service offerings.

Previously, Jim was a Director with AccuvantLABS where he managed, developed, and performed information security assessments for organizations across multiple industries. Prior to AccuvantLABS, Jim was a Principal Security Consultant with Internet Security Systems (ISS) and their X-Force penetration testing team.

John Shier
Field CTO, Threat Intelligence at Sophos

John Shier is a Field CTO, Threat Intelligence at Sophos with more than two decades of cybersecurity experience. He’s passionate about protecting consumers and organizations from advanced threats, and has researched everything from costly ransomware to illicit dark web activity, uncovering insights needed to strengthen proactive cybersecurity defenses.

John is often consulted by press, and has been quoted in publications like Reuters, WIRED, Fortune, CNN, The Hill, Fast Co, Yahoo, and more. He’s also a frequent speaker at industry events like RSA Conference, Infosec, Cebit, Gitex, and more.

Based in Toronto, John is available on Twitter (@john_shier) and can be reached via email at [email protected].

Christopher Harrell
Chief Technology Officer at Yubico

Christopher Harrell is the Chief Technology Officer at Yubico where he is responsible for driving innovative authentication and security products to market. He has more than 20 years of security engineering and architecture expertise along with extensive experience managing and leading teams.

Previously, Christopher served as Director of Security Engineering at Yahoo, and as Information Security Manager at Apple. Together, in these roles, Christopher had the opportunity to secure hundreds of thousands of computers, impacting billions of users worldwide. Christopher is passionate about the potential for technology to improve lives. He believes that security and usability can co-exist, and enjoys the engineering challenge of proving it.


Principal Researcher at The Defenders Initiative
Sr. InfoSec Consultant at Online Business Sytems
Brainstem Hacker and InfoSec Enthusiast at Redacted