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About ProCheckUp21 years of expertise

ProCheckUp is a London-based independent provider of cyber security services, including IT Security, Assurance, Compliance and Incident Response. We commenced offering Penetration Testing and Compliance services in 1999, and have since developed a wider portfolio of enterprise-wide security and consulting services to help customers comprehensively handle the information security challenges of today.


Penetration testing

Penetration testing

Identifying risk and formulating a robust security strategy


ProCheckUp work with merchants and vendors to assist on their journey to PCI DSS compliance


Does your organization need immediate assistance for a possible incident?


On 25 May 2018 GDPR will come into effect, is your organisation ready?


ProCheckUp blogs

Thursday, February 27, 2020 by Guy Newman

Breaching Cloud Services

Cloud adoption is still growing steadily, and cloud-based attacks are growing too. Following the early adopters many companies now use some form of cloud-based platform on a day to day basis, such as webmail, virtual machines and storage. Corporate environments are also increasingly more likely to b ...

Saturday, February 1, 2020 by Max de Dumast

Remote Code Execution on Biometric IoT Devices

Biometric devices, which use unique physical features of users to authenticate them, have long been considered by the wider public the ideal balance of usability and security. No villain worth his salt would imagine not having an iris scanner to protect their evil lair. Although the Infosec industry ...

Monday, January 27, 2020 by Nga Hoang

All This AV Bypassing Is Giving Me a Headache

I was recently tasked with deploying AV updates to a bunch of Windows machines in my corporate network and around about the same time someone had posed me a question asking something along the lines of what I did to get past Windows Defender. I’m not a red-teamer (though I think my alter-ego would c ...

Incident Response Information and Assistance

Since 2001, ProCheckUp, has conducted incident response investigations across all industries, organization sizes, and technical environments. If your organization 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

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