High-level RHACS installation overview | Installing | Red Hat Advanced Cluster Security for Kubernetes 4.3

General installation guidelines
Installation methods for different platforms
Installation methods for different architectures

Red Hat Advanced Cluster Security for Kubernetes (RHACS) provides security services for your self-managed Red Hat OpenShift Kubernetes systems or platforms such as OpenShift Container Platform, Amazon Elastic Kubernetes Service (Amazon EKS), Google Kubernetes Engine (Google GKE), and Microsoft Azure Kubernetes Service (Microsoft AKS).

For information on supported platforms and architecture, see the Red Hat Advanced Cluster Security for Kubernetes Support Matrix. For life cycle support information for RHACS, see the Red Hat Advanced Cluster Security for Kubernetes Support Policy.

General installation guidelines

To ensure the best installation experience, follow these guidelines:

Understand the installation platforms and methods described in this module.
Understand Red Hat Advanced Cluster Security for Kubernetes architecture.
Check the default resource requirements.

Installation methods for different platforms

You can perform different types of installations on different platforms.

Not all installation methods are supported for all platforms. See the Red Hat Advanced Cluster Security for Kubernetes Support Matrix for more information.

Table 1. Platforms and recommended installation methods
Platform type	Platform	Recommended installation methods	Installation steps
Managed service platform	Red Hat OpenShift Dedicated (OSD)	Operator (recommended), Helm charts, or `roxctl` CLI ^[1]	Installing Central services for RHACS on Red Hat OpenShift Installing secured cluster services for RHACS on Red Hat OpenShift
	Azure Red Hat OpenShift (ARO)
	Red Hat OpenShift Service on AWS (ROSA)
	Red Hat OpenShift on IBM Cloud
	Amazon Elastic Kubernetes Service (Amazon EKS)	Helm charts (recommended), or `roxctl` CLI ^[1]	Installing Central services for RHACS on other platforms Installing secured cluster services for RHACS on other platforms
	Google Kubernetes Engine (Google GKE)
	Microsoft Azure Kubernetes Service (Microsoft AKS)
Self-managed platform	Red Hat OpenShift Container Platform (OCP)	Operator (recommended), Helm charts, or `roxctl` CLI ^[1]	Installing Central services for RHACS on Red Hat OpenShift Installing secured cluster services for RHACS on Red Hat OpenShift
Self-managed platform	Red Hat OpenShift Kubernetes Engine (OKE)	Operator (recommended), Helm charts, or `roxctl` CLI ^[1]

Do not use the roxctl installation method unless you have specific requirements for following this installation method.

Installation methods for different architectures

Red Hat Advanced Cluster Security for Kubernetes (RHACS) supports the following architectures. For information on supported platforms and architecture, see the Red Hat Advanced Cluster Security for Kubernetes Support Matrix. Additionally, the following table gives information about installation methods available for each architecture.

Table 2. Architectures and supported installation methods for each architecture
Supported architectures	Supported installation methods
AMD64	Operator (preferred), Helm charts, or `roxctl` CLI (not recommended)
ppc64le (IBM Power)	Operator
s390x (IBM Z and IBM® LinuxONE)	Operator