John Cartwright

John Cartwright is a Senior Associate with Schellman & Company, LLC. Prior to joining Schellman & Company, LLC in 2015, John worked as a QSA for IBM, specializing in PCI-DSS gap analyses and Attestations of Compliance, and IT controls. John has worked across many other compliance frameworks, including Sarbanes-Oxley (SOX), ISO 27001 and NERC-CIP. Prior to IBM, John served as an internal security assessor for a Fortune 50 company, as well as a QSA with Secureworks. John is also a documentation specialist, working as an IT and software development technical writer for 10+ years and as a freelance journalist, published in print for over 25 years.

  • Schellman Stories: John Cartwright

    Schellman Stories: John Cartwright

    Schellman's John Cartwright, who always had a love of writing, started as a reporter and eventually found his way to IT assessments and auditing. He shares his story.

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  • Ransomware Attacks Keep Growing

    Ransomware Attacks Keep Growing

    Though ransomware attacks aren’t a recent phenomenon they do seem to be increasing in frequency and intensity. If society has grown used to these kinds of cyberattacks that’s about to change.

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  • The Age of Coordinated Ransomware – What Is It, What Can You Do?

    The Age of Coordinated Ransomware – What Is It, What Can You Do?

    Though ransomware attacks aren’t a recent phenomenon, they seem to be increasing in frequency and intensity. If society has grown used to these kinds of cyberattacks, that’s about to change.

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