org.apache.cxf.rs.security.jose.jwe

Class AesCbcHmacJweEncryption

java.lang.Object

org.apache.cxf.rs.security.jose.jwe.AbstractJweEncryption

org.apache.cxf.rs.security.jose.jwe.JweEncryption

org.apache.cxf.rs.security.jose.jwe.AesCbcHmacJweEncryption

All Implemented Interfaces:

JweEncryptionProvider, JweKeyProperties

public class AesCbcHmacJweEncryption
extends JweEncryption

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	AesCbcHmacJweEncryption.MacState

Nested classes/interfaces inherited from class org.apache.cxf.rs.security.jose.jwe.AbstractJweEncryption

AbstractJweEncryption.JweEncryptionInternal

Field Summary

Fields inherited from class org.apache.cxf.rs.security.jose.jwe.AbstractJweEncryption

DEFAULT_AUTH_TAG_LENGTH, LOG

Constructor Summary

Constructors

Constructor and Description
AesCbcHmacJweEncryption(ContentAlgorithm cekAlgoJwt, byte[] cek, byte[] iv, KeyEncryptionProvider keyEncryptionAlgorithm)
AesCbcHmacJweEncryption(ContentAlgorithm cekAlgoJwt, KeyEncryptionProvider keyEncryptionAlgorithm)
AesCbcHmacJweEncryption(ContentAlgorithm cekAlgoJwt, KeyEncryptionProvider keyEncryptionAlgorithm, boolean generateCekOnce)

Method Summary

Modifier and Type	Method and Description
protected static byte[]	doGetActualCek(byte[] theCek, String algoJwt)
protected byte[]	getActualCek(byte[] theCek, String algoJwt)
protected byte[]	getActualCipher(byte[] cipher)
protected byte[]	getAuthenticationTag(AbstractJweEncryption.JweEncryptionInternal state, byte[] cipher)
protected AuthenticationTagProducer	getAuthenticationTagProducer(AbstractJweEncryption.JweEncryptionInternal state)
protected byte[]	getEncryptedContentEncryptionKey(JweHeaders headers, byte[] theCek)
protected static int	getFullCekKeySize(String algoJwt)
protected static AesCbcHmacJweEncryption.MacState	getInitializedMacState(byte[] secretKey, byte[] theIv, byte[] extraAad, JweHeaders theHeaders, String protectedHeadersJson)
protected static byte[]	signAndGetTag(AesCbcHmacJweEncryption.MacState macState)

Methods inherited from class org.apache.cxf.rs.security.jose.jwe.AbstractJweEncryption

createCekSecretKey, encrypt, encryptInternal, getAAD, getAlgorithmParameterSpec, getContentAlgorithm, getContentEncryptionAlgoJava, getContentEncryptionAlgoJwt, getContentEncryptionAlgorithm, getContentEncryptionKey, getEncryptionOutput, getJwtHeadersWriter, getKeyAlgorithm, getKeyEncryptionAlgo

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AesCbcHmacJweEncryption

public AesCbcHmacJweEncryption(ContentAlgorithm cekAlgoJwt,
                               KeyEncryptionProvider keyEncryptionAlgorithm)

AesCbcHmacJweEncryption

public AesCbcHmacJweEncryption(ContentAlgorithm cekAlgoJwt,
                               KeyEncryptionProvider keyEncryptionAlgorithm,
                               boolean generateCekOnce)

AesCbcHmacJweEncryption

public AesCbcHmacJweEncryption(ContentAlgorithm cekAlgoJwt,
                               byte[] cek,
                               byte[] iv,
                               KeyEncryptionProvider keyEncryptionAlgorithm)

Method Detail

getActualCek

protected byte[] getActualCek(byte[] theCek,
                              String algoJwt)

Overrides:

getActualCek in class AbstractJweEncryption

doGetActualCek

protected static byte[] doGetActualCek(byte[] theCek,
                                       String algoJwt)

getFullCekKeySize

protected static int getFullCekKeySize(String algoJwt)

getActualCipher

protected byte[] getActualCipher(byte[] cipher)

Overrides:

getActualCipher in class AbstractJweEncryption

getAuthenticationTag

protected byte[] getAuthenticationTag(AbstractJweEncryption.JweEncryptionInternal state,
                                      byte[] cipher)

Overrides:

getAuthenticationTag in class AbstractJweEncryption

signAndGetTag

protected static byte[] signAndGetTag(AesCbcHmacJweEncryption.MacState macState)

getInitializedMacState

protected static AesCbcHmacJweEncryption.MacState getInitializedMacState(byte[] secretKey,
                                                                         byte[] theIv,
                                                                         byte[] extraAad,
                                                                         JweHeaders theHeaders,
                                                                         String protectedHeadersJson)

getAuthenticationTagProducer

protected AuthenticationTagProducer getAuthenticationTagProducer(AbstractJweEncryption.JweEncryptionInternal state)

Overrides:

getAuthenticationTagProducer in class AbstractJweEncryption

getEncryptedContentEncryptionKey

protected byte[] getEncryptedContentEncryptionKey(JweHeaders headers,
                                                  byte[] theCek)

Overrides:

getEncryptedContentEncryptionKey in class AbstractJweEncryption