Zachary Lewis
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Zachary Lewis

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Zachary Lewis is the CIO and CISO of a private higher education institution, where he has built enterprise security programs, negotiated multimillion-dollar vendor contracts, chaired the Enterprise Risk Management Committee, and delivered measurable cost savings and stronger defenses. He is a three-time recipient of Cyber Defense Magazine’s Top Global CISOs honor, St. Louis Non-Profit CISO of the Year, and named St. Louis Business Journal 40 Under 40. A graduate of the FBI CISO Academy and Vice President of InfraGard’s St. Louis chapter, Zach speaks at conferences, universities, and industry events nationwide. His first book, Locked Up: Cybersecurity Threat Mitigation Lessons from a Real-World LockBit Ransomware Response was published on January 6, 2026. Known for plain-English explanations and a dry sense of humor, he makes complex incidents understandable.
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  • Locked Up Audiobook By Zachary Lewis cover art

    • Locked Up

    • Cybersecurity Threat Mitigation Lessons from a Real-World LockBit Ransomware Response
    • By: Zachary Lewis
    • Narrated by: Walter Dixon
    • Length: 8 hrs and 42 mins
    • Release date: 02-03-26
    • Language: English
    • 1 rating

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