+44(0)207 6127777
  • Securing organisations. Building trust. Independent cyber security specialists delivering penetration testing, compliance advisory, incident response and security assessment services. Independent testing, practical advice, trusted delivery.
  • Global expertise. Local impact. Helping organisations stay secure, resilient and compliant in an ever-changing threat landscape. Security testing, compliance advisory, incident response and security consultancy. Locations illustrated: Portsmouth, New York and Kuala Lumpur. People, insight, security.
  • Securing organisations. Building trust. Independent cyber security specialists delivering penetration testing, compliance advisory, incident response and security assessment services. Independent testing, practical advice, trusted delivery.
  • Comprehensive cybersecurity. Independent cyber security specialists delivering penetration testing, compliance advisory, incident response and security assessment services, with clear evidence of risk and practical remediation guidance. People, insight, security.
  • Quality assurance. Confidence built on evidence. Independent expertise, evidence-led assessments and clear reporting to help you understand risk and prioritise action. Customer feedback shown: 96 out of 100 average rating and 94 out of 100 likelihood of recommending to other companies. Assess, analyse, remediate, improve.
Latest Blog Posts
Latest News
Independent Cyber Security Consultancy Image

Independent Cyber Security Consultancy

Cyber security services since 1999

Independent testing and practical security advice for organisations that need clear evidence of risk and a route to remediation.

Explore our penetration testing services, compliance consultancy and digital forensics and incident response.

Discuss a planned assessment or get help with a suspected incident.

About ProCheckUp

Our case studies explain the scope, findings and limitations of real ProCheckUp engagements. See the accreditations and certifications relevant to your assessment.

ACCREDITATIONS

img01
img02
img03
img04
img05
img06

CERTIFICATIONS

img01
img02
img03
img04
img05
img06

Penetration testing

img1

Penetration testing

Pinpoint Risks, Forge Strong Security Tactics with Penetration Testing.

img2

Compliance

Assisting Your PCI DSS Compliance Journey Effectively

img3

Incident?

Does your organization need immediate assistance for a possible incident?

img4

GDPR

Auditing GDPR Since 2018 - Is Your Organisation Compliant?

Blogs

ProCheckUp blogs

Monday, 27 July 2026 by ProCheckUp

From a GitHub Credential Leak to Cloud Compromise

A single credential committed to a source-code repository can become the starting point for a much wider cloud compromise.In a recent ProCheckUp credential-discovery engagement for a major international organisation, an assessment that began with Azure secret discovery uncovered evidence of a potent ...

From a GitHub Credential Leak to Cloud Compromise

Incident Response Information and Assistance

Since 2001, ProCheckUp, has conducted incident response investigations across all industries, organisation sizes, and technical environments. If your organisation needs immediate assistance for a possible incident or security breach please contact us by completing the form on the right or calling us at one of our incident response lines listed below. You can also email our incident response team at investigations@ProCheckUp.com.

Once we receive your request, a ProCheckUp consultant will contact you to discuss your inquiry.

Customer Insight

Excellent with all aspects of the engagement, Sales team always goes the extra mile to help with all engagements, all consultants are professional.

Global Food Delivery Provider