# Mark Wityszyn

## [Critical Security Vulnerability in React Server Components](/content/critical-security-vulnerability-in-react-server-components/index.html)

- by [Mark Wityszyn](/content/author/admin/ "Posts by Mark Wityszyn"/index.html)
- 4 December 2025

“On November 29th, Lachlan Davidson reported a security vulnerability in React that allows unauthenticated remote code execution by exploiting a flaw in how React decodes… [Read More »Critical Security Vulnerability in React Server Components](/content/critical-security-vulnerability-in-react-server-components/index.html)

## [RM Information Security achieve ISO 27001 and ISO 9001](/content/rm-achieve-iso-9001-and-iso-27001/index.html)

- by [Mark Wityszyn](/content/author/admin/ "Posts by Mark Wityszyn"/index.html)
- 3 July 2023

We are thrilled to share that our commitment to quality and security has been recognized on a global scale. We’re proud to announce that we’ve… [Read More »RM Information Security achieve ISO 27001 and ISO 9001](/content/rm-achieve-iso-9001-and-iso-27001/index.html)

## [API Security Headers](/content/api-security-headers/index.html)

- by [Mark Wityszyn](/content/author/admin/ "Posts by Mark Wityszyn"/index.html)
- 12 May 2023

APIs, like web applications, should use security headers to protect against certain types of attacks. The following headers can be used to enhance the security… [Read More »API Security Headers](/content/api-security-headers/index.html)

## [Cyber Scheme Certification](/content/cyber-scheme-certification/index.html)

- by [Mark Wityszyn](/content/author/admin/ "Posts by Mark Wityszyn"/index.html)
- 26 March 2023

We are proud to announce that we have achieved Cyber Scheme certification which reflects our commitment to providing quality services.

## [Control Environment – Part 11 – Plan Do Check Act](/content/control-environment-part-11-plan-do-check-act/index.html)

- by [Mark Wityszyn](/content/author/admin/ "Posts by Mark Wityszyn"/index.html)
- 19 April 2022

We have reached the final post in this blog series and covered some of the main controls that should be present in a good security… [Read More »Control Environment – Part 11 – Plan Do Check Act](/content/control-environment-part-11-plan-do-check-act/index.html)

## [Control Environment – Part 10 – Free Risk Register Template Download](/content/control-environment-part-10-risk-register-download/index.html)

- by [Mark Wityszyn](/content/author/admin/ "Posts by Mark Wityszyn"/index.html)
- 14 April 2022

As previously announced in our Control Environment – Part 9 – Risk Management blog post we have created a free risk register template to download. The risk register… [Read More »Control Environment – Part 10 – Free Risk Register Template Download](/content/control-environment-part-10-risk-register-download/index.html)

## [Control Environment – Part 9 – Risk Management](/content/control-environment-part-9-risk-management/index.html)

- by [Mark Wityszyn](/content/author/admin/ "Posts by Mark Wityszyn"/index.html)
- 7 April 2022

As a control I love risk management for two reasons. One, it allows me to document all the risks a business faces so I don’t… [Read More »Control Environment – Part 9 – Risk Management](/content/control-environment-part-9-risk-management/index.html)

## [Control Environment – Part 8 – Backup and Recovery](/content/control-environment-part-8-backup-and-recovery/index.html)

- by [Mark Wityszyn](/content/author/admin/ "Posts by Mark Wityszyn"/index.html)
- 31 March 2022

If the worst happens would you be able to recover your business? For all the good controls we have defined there are still risks that… [Read More »Control Environment – Part 8 – Backup and Recovery](/content/control-environment-part-8-backup-and-recovery/index.html)

## [Control Environment – Part 7 – Logging](/content/control-environment-part-7-logging/index.html)

- by [Mark Wityszyn](/content/author/admin/ "Posts by Mark Wityszyn"/index.html)
- 24 March 2022

Your logs are full of information and have lots of things to tell you. Often seen as a control only large organisations attempt to implement,… [Read More »Control Environment – Part 7 – Logging](/content/control-environment-part-7-logging/index.html)

## [Control Environment – Part 6 – Penetration Testing](/content/control-environment-part-6-penetration-testing/index.html)

- by [Mark Wityszyn](/content/author/admin/ "Posts by Mark Wityszyn"/index.html)
- 17 March 2022

Obviously my personal favourite control as it’s my day job! Penetration testing takes all the controls we’ve discussed so far and has free reign to… [Read More »Control Environment – Part 6 – Penetration Testing](/content/control-environment-part-6-penetration-testing/index.html)