# Infrastructural requirements

## Kubernetes version

Currently Kubernetes version 1.34 and Openshift 4.14 on GCP are officially supported.\
Any 1.34.x version should work, but is not officially supported.\
Keyless is tested on AWS EKS and GCP GKS, respecting the Kubernetes versions mentioned.\
The nodes must be x86\_64 ones.\
Keyless Backend doesn’t support ARM architecture.

## Postgresql version

Postgresql 14+, 15+ versions are officially supported.\
A Postgres database is used used by these services to store data:

* Core Daemon Service
* Administration Dashboard Service

## S3 compatible storage

An S3-compatible backend (e.g. GCS) is needed by the following services to store data:

* Core Daemon Service

## Helm / Docker repository

The helm charts are stored in a private helm repository.\
Connection details and related authentication will be granted by Keyless upon request.

The helm charts are configured to retrieve Docker images from Keyless’ private `quay.io` repository. Access to the Docker repository must be granted by Keyless prior to installing the service.

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