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With 20+ years' experience in cybersecurity services and training for the biggest brands across the globe, Claranet Cyber Security combines the expertise of Sec-1 and NotSoSecure. Our world-leading security experts are at the cutting edge of capability, yet engage in a friendly and outcome focused way to become an extension of your team.

The expertise you need to keep your business safe and secure


Cybersecurity experts

Founding member of CREST security certification body

One of the largest training partners of the globally acclaimed Black Hat conferences

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Penetration testing

Protect your business data, hardware, and software through a coordinated and carefully prioritised testing approach.

  • Infrastructure testing

  • Web application testing

  • Red teaming

  • Other security testing

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Continuous Security Testing

Protect your business 24/7 with our Continuous Security Testing services; continued scanning of your external attack surface combined with regular scheduled manual penetration by experts.

  • Rapidly changing applications need more regular testing than an annual pen test

  • Effective approach that can cover a large number of applications

  • Collaborative ongoing approach to security

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Hacking training

Train your technical teams with our leading security courses and raise employee awareness of good cybersecurity practices.

  • DevSecOps training

We hack. We teach.

We are trusted for our research into the very latest cybersecurity threats and this knowledge continually informs all our cybersecurity services. What we learn from testing in the field feeds into our training and vice versa. It's mutually beneficial.

Meet the team who live and breathe cybersecurity

We help some of the world’s largest companies stay secure, and taught nearly 500 security professionals at Black Hat’s premier Las Vegas event this year. Hear directly from the Claranet Cyber Security experts.

Our accreditations

Cyber essentials
PCI qualified security assessor