# Enum Authentication

java.lang.Object
java.lang.Enum<Authentication>
org.apache.tomcat.util.net.openssl.ciphers.Authentication

All Implemented Interfaces:
  `Serializable, Comparable<Authentication>, java.lang.constant.Constable`

public enum Authentication extends Enum<Authentication>
Enumeration of authentication types used in OpenSSL cipher specifications.

- ## Nested Class Summary

  ### Nested classes/interfaces inherited from class Enum

  `Enum.EnumDesc<E>`

- ## Enum Constant Summary

  Enum Constants
  Enum Constant
  Description
  `aNULL`
  No authentication (i.e. use ADH or AECDH).
  `ANY`
  Any authentication (TLS 1.3).
  `DH`
  Fixed DH authentication (kDHd or kDHr).
  `DSS`
  DSS authentication.
  `ECDH`
  Fixed ECDH authentication (kECDHe or kECDHr).
  `ECDSA`
  ECDSA authentication.
  `EdDSA`
  EdDSA authentication.
  `FZA`
  Fortezza authentication.
  `GOST01`
  GOST R 34.10-2001 authentication.
  `GOST94`
  GOST R 34.10-94 signature authentication.
  `KRB5`
  KRB5 authentication.
  `MLDSA`
  ML-DSA authentication.
  `PSK`
  PSK authentication.
  `RSA`
  RSA authentication.
  `SRP`
  Secure Remote Password authentication.

- ## Method Summary

  Modifier and Type
  Method
  Description
  `static Authentication`
  `valueOf(String name)`
  Returns the enum constant of this type with the specified name.
  `static Authentication[]`
  `values()`
  Returns an array containing the constants of this enum type, in the order they are declared.

  ### Methods inherited from class Enum

  `clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf`

  ### Methods inherited from class Object

  `getClass, notify, notifyAll, wait, wait, wait`

- ## Enum Constant Details

  - ### RSA

    public static final Authentication RSA
    RSA authentication.

  - ### DSS

    public static final Authentication DSS
    DSS authentication.

  - ### aNULL

    public static final Authentication aNULL
    No authentication (i.e. use ADH or AECDH).

  - ### DH

    public static final Authentication DH
    Fixed DH authentication (kDHd or kDHr).

  - ### ECDH

    public static final Authentication ECDH
    Fixed ECDH authentication (kECDHe or kECDHr).

  - ### KRB5

    public static final Authentication KRB5
    KRB5 authentication.

  - ### ECDSA

    public static final Authentication ECDSA
    ECDSA authentication.

  - ### PSK

    public static final Authentication PSK
    PSK authentication.

  - ### GOST94

    public static final Authentication GOST94
    GOST R 34.10-94 signature authentication.

  - ### GOST01

    public static final Authentication GOST01
    GOST R 34.10-2001 authentication.

  - ### FZA

    public static final Authentication FZA
    Fortezza authentication.

  - ### SRP

    public static final Authentication SRP
    Secure Remote Password authentication.

  - ### EdDSA

    public static final Authentication EdDSA
    EdDSA authentication.

  - ### MLDSA

    public static final Authentication MLDSA
    ML-DSA authentication.

  - ### ANY

    public static final Authentication ANY
    Any authentication (TLS 1.3).

- ## Method Details

  - ### values

    public static Authentication[] values()
    Returns an array containing the constants of this enum type, in the order they are declared.
    Returns:
      an array containing the constants of this enum type, in the order they are declared

  - ### valueOf

    public static Authentication valueOf(String name)
    Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
    Parameters:
      `name` - the name of the enum constant to be returned.
    Returns:
      the enum constant with the specified name
    Throws:
      `IllegalArgumentException` - if this enum type has no constant with the specified name
      `NullPointerException` - if the argument is null