There are prerequisites for the configuration of each of each of the main components of the Vault
infrastructure, which we cover in our guidance. These components are:
• Kubernetes
• Istio
• Secrets manager (As of Vault 4.6, the only secret managers that we support are HashiCorp
Vault and AWS Secrets Manager. For Vault 4.5 and earlier, we support only HashiCorp Vault.)
• Kafka
• Relational database