// Module included in the following assemblies:
//
// * post_installation_configuration/cluster-tasks.adoc
// * etcd/etcd-encrypt.adoc

:_mod-docs-content-type: CONCEPT
[id="etcd-encryption-types_{context}"]
= Supported encryption types

The following encryption types are supported for encrypting etcd data in {product-title}:

AES-CBC:: Uses AES-CBC with PKCS#7 padding and a 32 byte key to perform the encryption. The encryption keys are rotated weekly.

AES-GCM:: Uses AES-GCM with a random nonce and a 32 byte key to perform the encryption. The encryption keys are rotated weekly.
