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Working Group

High Performance Computing

The crossing of cloud and HPC environments often leads us to questions of how security in an HPC cloud environment can be implemented, enforced and ensured without the need to compromise performance. This working group strives to provide recommendations that can answer these questions.
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Survey Report - Security Practices in HPC & HPC Cloud
Survey Report - Security Practices in HPC & HPC Cloud

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High Performance Computing
Working Group Overview

The crossing of cloud and HPC environments often leads us to questions of how security in an HPC cloud environment can be implemented, enforced and ensured without the need to compromise performance. This working group strives to provide recommendations that can answer these questions.


Drafts & Important Docs

Working Group Leadership

Ong Guan Sin
Ong Guan Sin

Ong Guan Sin

Andrew Howard
Andrew Howard

Andrew Howard

​Cloud Team Manager, National Computational Infrastructure Canberra Australia

Andrew has many decades of hands-on technical, diplomatic and logistics experience covering a wide range of standard and bespoke technologies, languages and applications within Industry, Government, Academia and Research nationally and internationally.


He is a member of the APAN Program Committee, Co-Chair of the APAN E-Culture and Asia Pacific Research Platform working groups and the Lead judge on the SCA19 Data Movement C...

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Publications in ReviewOpen Until
Key Management in Cloud Services 2025 Update Sep 26, 2025
Applying Zero Trust Principles with Network-Infrastructure Hiding Protocol - Stealth Mode Software Defined Perimeter for Network InfrastructureOct 16, 2025
Enabling Zero Trust for Cellular Networks - Guidance for Securing Mobile NetworksOct 16, 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.

Key Management in Cloud Services 2025 Update

Open Until: 09/26/2025

This document is an updated edition of the original “Key Management in Cloud Services” paper, first published in 2020. ...

Applying Zero Trust Principles with Network-Infrastructure Hiding Protocol - Stealth Mode Software Defined Perimeter for Network Infrastructure

Open Until: 10/16/2025

Our core TCP/IP networking systems and protocols have been with us since the 1970s, and have in many ways served us well. T...

Enabling Zero Trust for Cellular Networks - Guidance for Securing Mobile Networks

Open Until: 10/16/2025

The rapid evolution of cellular network technologies, particularly the rollout of 5G, Open Radio Access Network (ORAN), and...