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Offensive Security

Get in touch to find out more about our services

  • Purple light glowing through a dark pine forest
    Categories: Offensive Security

    Claude Mythos: Reading Between The Lines

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  • A cat at a laptop with a Heartbleed logo on the lid
    Categories: Offensive Security

    Vulnerability Branding: What Heartbleed, Shellshock, and Dirty COW Taught Us

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  • Purple light glowing through a dark pine forest
    Categories: Offensive Security

    From Snapshots to Confidence: The Security Testing Evolution

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  • A security camera mounted on a purple rock face
    Categories: Offensive Security

    How to Analyse Images using OSINT

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  • AI chip icon on a purple circuit background
    Categories: Offensive Security

    Understanding the Emerging AI Attack Surface: What Traditional Scanners Miss

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  • A communication antenna in fog
    Categories: Offensive Security

    The Forgotten Flaw: How WiFi-Based Attacks Still Bypass Enterprise Security in 2025

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  • An electricity pylon at dusk beside a flooded road
    Categories: Defensive Security, Offensive Security

    Beyond Red vs. Blue

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Heretek

UK offensive security consultancy. CREST certified penetration testing, red and purple teaming, vulnerability management and Cyber Essentials assessment.

Crown Commercial Service supplier
JOSCAR registered supplier

Services

  • Penetration Testing
  • Penetration Testing as a Service
  • IT Health Check (ITHC)
  • Vulnerability Assessments
  • Adversary Simulation
  • Purple Team
  • Managed Vulnerability Service
  • Advisory Services
  • Compliance Kickstarter
  • Cyber Essentials and Plus

Company

  • Who We Are
  • Insights
  • Partners
  • Contact Us
  • Portal Login
  • Privacy Policy
  • Modern Slavery Statement

Contact

+44 (0)20 7101 3849
[email protected]

Monday to Friday, 09:00 to 17:30 UK time.
Out-of-hours support for retainer clients.

Heretek Ltd, registered in England and Wales.
Company number 14868439.

© 2026 Heretek Ltd. All rights reserved.  ·  Privacy Policy  ·  Modern Slavery Statement

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