Security expertise. Built around your business.
Specialist application security testing and advisory for organisations across Europe.
About ProcSecurity
We help organisations understand how their applications can be attacked, which weaknesses matter and how to address them. Our work combines hands-on testing with clear reporting and practical remediation guidance.
Companies protected across the EU
EU countries served
OUR EXPERTISE
Specialist knowledge.
Practical application.
From business-critical applications to emerging AI features, our assessments focus on the security questions that matter to your organisation.
Application & API securityIn-depth testing of authentication, access controls, business logic and sensitive data flows across web applications and APIs.
In-depth testing of authentication, access controls, business logic and sensitive data flows across web applications and APIs.
AI application securityAssessment of prompt injection, data access and connected tools, alongside the application and APIs surrounding the model.
Assessment of prompt injection, data access and connected tools, alongside the application and APIs surrounding the model.
Security advisoryThreat modeling and development reviews that help teams identify risk earlier and make informed design decisions.
Threat modeling and development reviews that help teams identify risk earlier and make informed design decisions.
Framework mappingClear assessment evidence and remediation records organised around the requirements agreed for your engagement.
Clear assessment evidence and remediation records organised around the requirements agreed for your engagement.
OUR LEADERSHIP
Experienced people.
Accountable delivery.
ProcSecurity is led by specialists with experience directing complex security assessments, advising organisations and supporting the people who deliver the work.
Meet the leadership behind our technical approach and commitment to clear, practical results.
Meet our leadershipFOUNDER
Nicholas Kelley
Nicholas is the founder of ProcSecurity, with extensive application security experience across several cybersecurity consultancies. He has led complex engagements throughout Europe, with his vulnerability research earning Hall of Fame acknowledgements from organisations including Apple, Microsoft, Sony and the United Nations.
View profileRESPONSIBLE DISCLOSURE
Research recognised internationally.
Public acknowledgements for vulnerability research from major technology providers and organisations.
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View acknowledgement ↗
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View acknowledgement ↗
View acknowledgement ↗
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View acknowledgement ↗Research acknowledgements recognise responsible disclosure; they are separate from client relationships.
WORKING WITH PROCSECURITY
From the first conversation
to the final retest.
A defined engagement with direct access to the people carrying out the assessment.
Scope the workAgree the applications, user roles, workflows and objectives, along with access, timing and a fixed scope.
Agree the applications, user roles, workflows and objectives, along with access, timing and a fixed scope.
Investigate and verifyManually test the agreed scope and verify findings, with clear communication as the assessment progresses.
Manually test the agreed scope and verify findings, with clear communication as the assessment progresses.
Explain and resolveWalk through the results, discuss remediation and verify fixes through the agreed retest.
Walk through the results, discuss remediation and verify fixes through the agreed retest.
CLIENT EXPERIENCE
Trusted to get into the detail.
“Great working with the ProcSecurity team. Distance no problem, remote was all we needed. Quick, thorough, careful. A personal approach in a techworld. We hired them before and will do that again. Thank you!”
Kim KlaverDGA, PR-Dashboard
WORKING ACROSS EUROPE
Based in the UK and Poland.
London
Spaces New Broad Street
35 New Broad Street
London, EC2M 1NH, UK
Warsaw
Spaces Marszałkowska
Marszałkowska 126/134
00-008 Warszawa, Poland
GET IN TOUCH
Let’s discuss your requirements.
Tell us what you need assessed and when. We’ll help define a clear scope for your engagement.
contact@procsecurity.com ↗Prepare your enquiry below, then send it using your email app.