David Hoelzer

Shelter Island, New York, United States Contact Info
4K followers 500+ connections

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About

Forensic and general information security response services. Intermediate and advanced…

Activity

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Experience & Education

  • Occulumen, Ltd

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Licenses & Certifications

  • Security Leadership Certification (GSLC) Graphic

    Security Leadership Certification (GSLC)

    GIAC

    Issued
    Credential ID (Course Author/Instructor)
  • Certified Computer Analyst (CCE) Graphic

    Certified Computer Analyst (CCE)

    International Society of Forensic Computer Examiners (ISFCE)

    Issued
  • G2700 Graphic

    G2700

    GIAC

    Issued
    Credential ID (Course Author/Instructor)
  • GSE Graphic

    GSE

    GIAC

    Issued
    Credential ID (Original GSE Author/Creator)
  • System and Network Auditor (GSNA) Graphic

    System and Network Auditor (GSNA)

    GIAC

    Issued
    Credential ID (Course Author/Instructor)
  • Certified Intrusion Analyst (GCIA) Graphic

    Certified Intrusion Analyst (GCIA)

    GIAC

    Issued
    Credential ID (Principal Instructor)

Volunteer Experience

  • Consultant

    Watchtower

    - Present 24 years 7 months

    Science and Technology

  • Member

    GIAC Advisory Board

    - Present 25 years 6 months

    Science and Technology

Publications

  • Communications

    -

Courses

  • Advanced Data Structures

    -

  • Advanced Linear Algebra

    -

  • Digital Signal Processing, Stanford

    -

  • Linear Algebra

    -

  • Machine Learning, MIT

    -

  • Number Theory

    -

  • Probability Theory

    -

Languages

  • Spanish

    Limited working proficiency

  • German

    Limited working proficiency

  • French

    Elementary proficiency

  • Japanese

    Elementary proficiency

Organizations

  • GIAC Advisory Board

    Member

    - Present
  • ARRL / ARES

    Extra class radio licensee

    FCC callsign WA8BIT

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