#### SAMLv2 Authentication Authority Customization

SAMLv2 Authentication Authority contains the following attributes for customization:

- Signing and Encryption

- Authn Query Service

- AssertionID Request

- Cert Alias

##### Signing and Encryption

Key Size

  The length for keys used by the Attribute Authority entity when interacting with another entity.

Algorithm

  The encryption algorithm used to interact with another entity.

##### Authn Query Service

This attribute defines the URL to which authentication queries are sent.

##### AssertionID Request

Defines the URLs to which the AssertionIDs are sent from a client to an identity provider in order to retrieve the corresponding assertion. `Location` specifies the URL of the provider to which the request is sent. The AssertionID request types are:

- SOAP

- URI

##### Cert Alias

This attribute defines the certificate alias elements for the provider. `signing` specifies the provider certificate alias used to find the correct signing certificate in the keystore. `Encryption` specifies the provider certificate alias used to find the correct encryption certificate in the keystore.