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David D. Geer #geercom
16.9K posts
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David D. Geer #geercom
@geercom
Freelance cybersecurity content writer, journalist | Former CSO Magazine writer | 25 Years | Helping companies reach decision-makers with authoritative content.
Greater Cleveland Metro Area
linkedin.com/in/daviddgeer/
Joined October 2008
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  • Pinned
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    David D. Geer #geercom
    @geercom
    Dec 12, 2025
    When cybercriminals find a security hole no one knows about, they keep it to themselves until they are ready to exploit it. Learn "The Dangers of Zero-Day Exploits," the products at risk, and how companies respond at lnkd.in/g37GgtE5 .
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  • user avatar
    David D. Geer #geercom
    @geercom
    Jul 31
    AI-powered automation boosts efficiency—but it also introduces new security risks. Protect your organization by understanding data exposure, access controls, third-party risks, and AI accuracy before deployment. Read more: davidgeer.com/writing-sample/ #AISecurity #Cybersecurity #AI
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    David D. Geer #geercom
    @geercom
    Jul 30
    Can AI create more cyber threats than it solves? AI is changing cybersecurity for defenders and attackers alike. Learn more: davidgeer.com/writing-sample/ #Cybersecurity #AISecurity #CyberRisk
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  • user avatar
    David D. Geer #geercom
    @geercom
    Jul 27
    Cyber threats are constantly evolving. Vote in today's poll and share your perspective in the comments. Learn more: davidgeer.com Connect: linkedin.com/in/daviddgeer/ What worries you most?

    When you make a selection it cannot be changed

    1 vote2d left
    79
  • user avatar
    David D. Geer #geercom
    @geercom
    Jul 23
    Cybersecurity Fact of the Week: Cybercriminals target organizations of every size. Small businesses are often at greater risk due to limited cybersecurity resources. Awareness and clear communication are key to reducing cyber risk. Learn more: davidgeer.com/services/
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