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Working Group

SaaS Governance

This group aims to benefit all parties in the Software-as-a-Service (SaaS) ecosystem by supporting a common understanding of SaaS related risks from the perspectives of the cloud customer and cloud service provider.
Working Group Overview
This group aims to benefit all parties in the Software-as-a-Service (SaaS) ecosystem by supporting a common understanding of SaaS related risks from the perspectives of the cloud customer and cloud service provider.


What do we discuss? 
During our meetings we typically discuss changes in the industry and collaborate on projects the group is currently working on. We welcome anyone who would like to join, even if you would like to just listen-in on your first call.

Working Group Leadership

Ronald Tse
Ronald Tse

Ronald Tse

CEO, Ribose

Ronald has served CSA in numerous capacities, including as a member of CSA's APAC Research Advisory and International Standardization Council. Additionally, he co-chairs the Open Certification Framework (OCF), SaaS Governance, and DevSecOps working groups. He is the founder and CEO of Ribose, where under his leadership the company has been consistently awarded the industry's highest cloud security ratings, including being the on...

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Publications in ReviewOpen Until
Software-Defined Perimeter: Architecture Guide V3Dec 05, 2025
Zero Trust Guidance for Building a Resilient Enterprise EnvironmentDec 05, 2025
Standards-Benchmarks-MaturityDec 13, 2025
Open Source Red Teaming Tool: PyRIT Automation Capability in Agentic Red Team Testing EnvironmentsDec 13, 2025
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Who can join?

Anyone can join a working group, whether you have years of experience or want to just participate as a fly on the wall.

What is the time commitment?

The time commitment for this group varies depending on the project. You can spend a 15 minutes helping review a publication that's nearly finished or help author a publication from start to finish.

Virtual Meetings

Attend our next meeting. You can just listen in to decide if this group is a good for you or you can choose to actively participate. During these calls we discuss current projects, and well as share ideas for new projects. This is a good way to meet the other members of the group. You can view all research meetings here.

Open Peer Reviews

Peer reviews allow security professionals from around the world to provide feedback on CSA research before it is published.

Learn how to participate in a peer review here.

Software-Defined Perimeter: Architecture Guide V3

Open Until: 12/05/2025

The increasing sophistication of cyber threats and the limitations of traditional network security models have led to the e...

Zero Trust Guidance for Building a Resilient Enterprise Environment

Open Until: 12/05/2025

Resiliency is an increasingly important global business and compliance priority across different jurisdictions and business...

Standards-Benchmarks-Maturity

Open Until: 12/13/2025

Standardization serves as a foundational backbone that enables uniqueness and diversity to flourish within structured envir...

Open Source Red Teaming Tool: PyRIT Automation Capability in Agentic Red Team Testing Environments

Open Until: 12/13/2025

This paper presents an open source red teaming tool for simulating adversarial attacks in modern systems. Designed for secu...