for ( KerberosKey key : keys ) {
                    keysByAlgo.put(key.getKeyType(), key);
                }

                KerberosKey serverKey = keysByAlgo.get(encType.getValue().intValue());
                if ( keysByAlgo.isEmpty() || serverKey == null ) {
                    throw new PACDecodingException("Kerberos key not found for eType " + encType.getValue());
                }

@SuppressWarnings ( "javadoc" )
public class KerberosRelevantAuthData extends KerberosAuthData {

    private List<KerberosAuthData> authorizations;


    public KerberosRelevantAuthData ( byte[] token, Map<Integer, KerberosKey> keys ) throws PACDecodingException {
        ASN1Sequence authSequence;
        try {
            try ( ASN1InputStream stream = new ASN1InputStream(new ByteArrayInputStream(token)) ) {

        key8[ 4 ] = (byte) ( ( key[ 3 ] << 4 ) | ( ( key[ 4 ] & 0xFF ) >>> 4 ) );
        key8[ 5 ] = (byte) ( ( key[ 4 ] << 3 ) | ( ( key[ 5 ] & 0xFF ) >>> 5 ) );
        key8[ 6 ] = (byte) ( ( key[ 5 ] << 2 ) | ( ( key[ 6 ] & 0xFF ) >>> 6 ) );
        key8[ 7 ] = (byte) ( key[ 6 ] << 1 );
        for ( int i = 0; i < key8.length; i++ ) {
            key8[ i ] ^= Integer.bitCount(key8[ i ] ^ 1) & 1;

@SuppressWarnings ( "javadoc" )
public class KerberosApRequest {

    private byte apOptions;
    private KerberosTicket ticket;


    public KerberosApRequest ( byte[] token, KerberosKey[] keys ) throws PACDecodingException {
        this(parseSequence(token), keys);
    }

    private static ASN1Sequence parseSequence(byte[] token) throws PACDecodingException {
        if ( token.length <= 0 )

    private KerberosApRequest apRequest;


    public KerberosToken ( byte[] token ) throws PACDecodingException {
        this(token, null);
    }


    public KerberosToken ( byte[] token, KerberosKey[] keys ) throws PACDecodingException {

        if ( token.length <= 0 )
            throw new PACDecodingException("Empty kerberos token");

        byte[] content;

 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.pac.kerberos;


import java.security.Key;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;

import javax.security.auth.Subject;
import javax.security.auth.kerberos.KerberosKey;
import javax.security.auth.kerberos.KeyTab;