Contributor Profile

Dr. Dhia Mahjoub

Job TitleHead of Security Research

Company NameCisco Umbrella (OpenDNS)


Dhia Mahjoub is the Head of Security Research at Cisco Umbrella (OpenDNS). He works with his team on building large scale threat detection and threat intelligence systems and driving new product features. Dhia has over 15 years experience in network security, has co-authored patents with OpenDNS and holds a PhD in graph data analysis. He regularly works with prospects and customers and speaks at conferences worldwide including Black Hat, Defcon, Virus Bulletin, FloCon, Infosecurity Europe, RSA, FS-ISAC, NCSC One Conference, RIPE conference, Hack in the Box, FIRST, and TF-CSIRT.

Conference Sessions

  • Cybercriminal Abuse in European IP Space

    Tuesday14:15 - 15:0004 Jun 2019
    Geek Street

    Through concrete use cases and practical examples we will learn how to track criminal hosting infrastructures and we will understand the taxonomy and business m...

    • Language: English
  • Workshop 3: Is AI the Answer to Reducing Cyber-Attack Risks?

    Wednesday10:00 - 12:0005 Jun 2019
    Security Workshop

    The media makes sensationalistic claims about AI. Is it a rising trend or just a buzzword? Trendy or not, Cisco has been using AI for years to help businesses ...

    • Language: English

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