Configuring authentication
This section describes the types of authentication that you can use to configure authentication for a realm on the BMC Helix Single Sign-On server.
| Authentication type | Description | Reference |
|---|---|---|
| AR | With AR authentication, end users are authenticated through the Remedy AR System identity provider. | Configuring AR authentication |
| Cert | Certificate-based authentication uses a public key and a digital certificate to authenticate end users. | Configuring certificate-based authentication |
| Kerberos | The Kerberos protocol uses secret-key cryptography to provide a secure communication over a non-secure network. With Kerberos authentication, end users are only prompted once for their user ID and password. | Configuring Kerberos authentication |
| LDAP | With LDAP authentication, end users are authenticated through an external LDAP directory. | Configuring LDAP authentication |
| Local | With Local authentication, the BMC Helix SSO server functions as an identity provider, and users stored locally in the BMC Helix SSO database are authenticated. | Configuring Local authentication |
| OIDC | OpenID Connect authentication is an extension to the OAuth 2.0 protocol. It provides information about an end user in a form of an ID token that verifies the identity of the end user. | Configuring OpenID Connect authentication |
| Preauth | With preauthentication method, end users who have already been authenticated though another authentication provider are authenticated. | Configuring preauthentication |
| SAML | SAML 2.0 checks users identity and credentials. SAML 2.0 informs the service provider what access to grant to the authenticated user. | Configuring SAML 2.0 authentication |
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