IdemixCredential (fabric-api-docs 1.0-SNAPSHOT API)

java.lang.Object
- org.hyperledger.fabric.sdk.idemix.IdemixCredential

```
public class IdemixCredential
extends java.lang.Object
```
IdemixCredential represents a user's idemix credential, which is a BBS+ signature (see "Constant-Size Dynamic k-TAA" by Man Ho Au, Willy Susilo, Yi Mu) on the user's secret key and attribute values.

Constructor Summary

Constructors
Constructor Description

IdemixCredential(org.hyperledger.fabric.protos.idemix.Idemix.Credential proto)
Construct an IdemixCredential from a serialized credential

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`byte[][]`	`getAttrs()`
`boolean`	`verify(org.apache.milagro.amcl.FP256BN.BIG sk, IdemixIssuerPublicKey ipk)`	verify cryptographically verifies the credential

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

- Constructor Detail
  - IdemixCredential
```
public IdemixCredential(org.hyperledger.fabric.protos.idemix.Idemix.Credential proto)
```
    Construct an IdemixCredential from a serialized credential
    
    Parameters:
    
    proto - a protobuf representation of a credential
- Method Detail
  - getAttrs
```
public byte[][] getAttrs()
```
  - verify
```
public boolean verify(org.apache.milagro.amcl.FP256BN.BIG sk,
                      IdemixIssuerPublicKey ipk)
```
    verify cryptographically verifies the credential
    
    Parameters:
    
    sk - the secret key of the user
    
    ipk - the public key of the issuer
    
    Returns:
    
    true iff valid