Package org.apache.directory.server.kerberos.shared.crypto.encryption

Examples of org.apache.directory.server.kerberos.shared.crypto.encryption.CipherTextHandler.decrypt()

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        ChangePasswdData passwordData = null;
       
        try
        {
            byte[] decryptedData = cipherTextHandler.decrypt( subSessionKey, encReqPrivPart, KeyUsage.KRB_PRIV_ENC_PART_CHOSEN_KEY );
            EncKrbPrivPart privatePart = KerberosDecoder.decodeEncKrbPrivPart( decryptedData );

            if( authenticator.getSeqNumber() != privatePart.getSeqNumber() )
            {
                throw new ChangePasswordException( ChangePasswdErrorType.KRB5_KPASSWD_MALFORMED );   
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        newTicketPart.setCName( tgt.getEncTicketPart().getCName() );
        newTicketPart.setCRealm( tgt.getEncTicketPart().getCRealm() );

        if ( request.getKdcReqBody().getEncAuthorizationData() != null )
        {
            byte[] authorizationData = cipherTextHandler.decrypt( authenticator.getSubKey(), request.getKdcReqBody()
                .getEncAuthorizationData(), KeyUsage.TGS_REQ_KDC_REQ_BODY_AUTHZ_DATA_ENC_WITH_TGS_SESS_KEY );
            AuthorizationData authData = KerberosDecoder.decodeAuthorizationData( authorizationData );
            authData.addEntry( tgt.getEncTicketPart().getAuthorizationData().getCurrentAD() );
            newTicketPart.setAuthorizationData( authData );
        }
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                for ( PaData paData : preAuthData )
                {
                    if ( paData.getPaDataType().equals( PaDataType.PA_ENC_TIMESTAMP ) )
                    {
                        EncryptedData dataValue = KerberosDecoder.decodeEncryptedData( paData.getPaDataValue() );
                        byte[] decryptedData = cipherTextHandler.decrypt( clientKey, dataValue,
                            KeyUsage.AS_REQ_PA_ENC_TIMESTAMP_WITH_CKEY );
                        timestamp = KerberosDecoder.decodePaEncTsEnc( decryptedData );
                    }
                }
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        newTicketPart.setCName( tgt.getEncTicketPart().getCName() );
        newTicketPart.setCRealm( tgt.getEncTicketPart().getCRealm() );

        if ( request.getKdcReqBody().getEncAuthorizationData() != null )
        {
            byte[] authorizationData = cipherTextHandler.decrypt( authenticator.getSubKey(), request.getKdcReqBody().getEncAuthorizationData(), KeyUsage.TGS_REQ_KDC_REQ_BODY_AUTHZ_DATA_ENC_WITH_TGS_SESS_KEY );
            AuthorizationData authData = KerberosDecoder.decodeAuthorizationData( authorizationData );
            authData.addEntry( tgt.getEncTicketPart().getAuthorizationData().getCurrentAD() );
            newTicketPart.setAuthorizationData( authData );
        }
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        newTicketPart.setCName( tgt.getEncTicketPart().getCName() );
        newTicketPart.setCRealm( tgt.getEncTicketPart().getCRealm() );

        if ( request.getKdcReqBody().getEncAuthorizationData() != null )
        {
            byte[] authorizationData = cipherTextHandler.decrypt( authenticator.getSubKey(), request.getKdcReqBody()
                .getEncAuthorizationData(), KeyUsage.TGS_REQ_KDC_REQ_BODY_AUTHZ_DATA_ENC_WITH_TGS_SESS_KEY );
            AuthorizationData authData = KerberosDecoder.decodeAuthorizationData( authorizationData );
            authData.addEntry( tgt.getEncTicketPart().getAuthorizationData().getCurrentAD() );
            newTicketPart.setAuthorizationData( authData );
        }
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        newTicketPart.setCName( tgt.getEncTicketPart().getCName() );
        newTicketPart.setCRealm( tgt.getEncTicketPart().getCRealm() );

        if ( request.getKdcReqBody().getEncAuthorizationData() != null )
        {
            byte[] authorizationData = cipherTextHandler.decrypt( authenticator.getSubKey(), request.getKdcReqBody()
                .getEncAuthorizationData(), KeyUsage.TGS_REQ_KDC_REQ_BODY_AUTHZ_DATA_ENC_WITH_TGS_SESS_KEY );
            AuthorizationData authData = KerberosDecoder.decodeAuthorizationData( authorizationData );
            authData.addEntry( tgt.getEncTicketPart().getAuthorizationData().getCurrentAD() );
            newTicketPart.setAuthorizationData( authData );
        }
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                for ( PaData paData : preAuthData )
                {
                    if ( paData.getPaDataType().equals( PaDataType.PA_ENC_TIMESTAMP ) )
                    {
                        EncryptedData dataValue = KerberosDecoder.decodeEncryptedData( paData.getPaDataValue() );
                        byte[] decryptedData = cipherTextHandler.decrypt( clientKey, dataValue,
                            KeyUsage.AS_REQ_PA_ENC_TIMESTAMP_WITH_CKEY );
                        timestamp = KerberosDecoder.decodePaEncTsEnc( decryptedData );
                    }
                }
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                {
                    if ( paData.getPaDataType().equals( PaDataType.PA_ENC_TIMESTAMP ) )
                    {
                        EncryptedData dataValue = KerberosDecoder.decodeEncryptedData( paData.getPaDataValue() );
                        paData.getPaDataType();
                        byte[] decryptedData = cipherTextHandler.decrypt( clientKey, dataValue,
                            KeyUsage.AS_REQ_PA_ENC_TIMESTAMP_WITH_CKEY );
                        timestamp = KerberosDecoder.decodePaEncTsEnc( decryptedData );
                    }
                }
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        newTicketPart.setCName( tgt.getEncTicketPart().getCName() );
        newTicketPart.setCRealm( tgt.getEncTicketPart().getCRealm() );

        if ( request.getKdcReqBody().getEncAuthorizationData() != null )
        {
            byte[] authorizationData = cipherTextHandler.decrypt( authenticator.getSubKey(), request.getKdcReqBody()
                .getEncAuthorizationData(), KeyUsage.TGS_REQ_KDC_REQ_BODY_AUTHZ_DATA_ENC_WITH_TGS_SESS_KEY );
            AuthorizationData authData = KerberosDecoder.decodeAuthorizationData( authorizationData );
            authData.addEntry( tgt.getEncTicketPart().getAuthorizationData().getCurrentAD() );
            newTicketPart.setAuthorizationData( authData );
        }
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        newTicketPart.setCName( tgt.getEncTicketPart().getCName() );
        newTicketPart.setCRealm( tgt.getEncTicketPart().getCRealm() );

        if ( request.getKdcReqBody().getEncAuthorizationData() != null )
        {
            byte[] authorizationData = cipherTextHandler.decrypt( authenticator.getSubKey(), request.getKdcReqBody()
                .getEncAuthorizationData(), KeyUsage.TGS_REQ_KDC_REQ_BODY_AUTHZ_DATA_ENC_WITH_TGS_SESS_KEY );
            AuthorizationData authData = KerberosDecoder.decodeAuthorizationData( authorizationData );
            authData.addEntry( tgt.getEncTicketPart().getAuthorizationData().getCurrentAD() );
            newTicketPart.setAuthorizationData( authData );
        }
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