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Security in HLA 4: Is Your Simulation Data Safe?

Modern, advanced simulations often involve sensitive information—from classified military training to proprietary industrial processes and critical infrastructure models. Unauthorized access to these simulations can lead to military or trade secrets being compromised, which can result in the loss of equipment, money and human lives. Ensuring that only authorized personnel and

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What is HLA 4? 

High-Level Architecture (HLA) is a standard for distributed simulation, enabling seamless integration across systems and organizations. Over the years, it has evolved through multiple revisions, each enhancing performance, usability, and adaptability. The latest version, HLA 4, (IEEE HLA 1516-2025) was officially approved in February 2025. HLA 4 sets a new

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Introduction to HLA (High Level Architecture)

For those involved in distributed simulation, the High Level Architecture, or HLA, is a crucial component for enabling data exchange and interoperability. But what exactly is HLA and how does it work? In this article, we delve into the details of HLA, exploring the key concepts and processes that make

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