UserAuthenticationRequired (Nimbus JOSE + JWT v9.16)

java.lang.Object
- com.nimbusds.jose.crypto.opts.UserAuthenticationRequired

All Implemented Interfaces:

JWSSignerOption
```
@Immutable
public final class UserAuthenticationRequired
extends Object
implements JWSSignerOption
```
JSON Web Signature (JWS) option to prompt the user to authenticate in order to complete the signing operation. Android applications can use this option to trigger a biometric prompt that is required to unlock a private key created with setUserAuthenticationRequired(true).

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`static UserAuthenticationRequired`	`getInstance()`	Returns an instance of this class.
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Method Detail
  - getInstance
```
public static UserAuthenticationRequired getInstance()
```
    Returns an instance of this class.
    
    Returns:
    
    The instance.
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object