# Thales Luna HSM

To use a Thales Luna HSM with {% $env.PUBLIC_VAR_CUS %} you need to:

1. Deploy and initialize the HSM.
2. Connect the HSM to {% $env.PUBLIC_VAR_CUS %}.

For an overview of Thales Luna HSM in {% $env.PUBLIC_VAR_CUS %}, see [Supported KMS](../../supported-kms/thales.md).