// observed too that signatures on error responses are sometimes wrong??
        // Looks like the failure case also is just reflecting back the signature we sent

        // with SMB3's negotiation validation it's no longer possible to ignore this (on the validation response)
        // make sure that validation is performed in any case
        Smb2SigningDigest dgst = getDigest();

      "Licensor" shall mean the copyright owner or entity authorized by
      the copyright owner that is granting the License.

      "Legal Entity" shall mean the union of the acting entity and all
      other entities that control, are controlled by, or are under common
      control with that entity. For the purposes of this definition,
      "control" means (i) the power, direct or indirect, to cause the

    /**
     * Sent by the server to indicate that the server and client are
     * on the same machine. This implies that the server will include
     * a local security context handle in the Type 2 message, for
     * use in local authentication.
     */
    public static final int NTLMSSP_NEGOTIATE_LOCAL_CALL = 0x00004000;

    /**
     * Indicates that authenticated communication between the client

 * specified for this filter. The wildcard has no influence on this
 * method as the server should have performed that filtering already. The
 * attributes are asserted here only because server file systems may not
 * support filtering by all attributes (e.g. even though ATTR_DIRECTORY was
 * specified the server may still return objects that are not directories).
 */
    public boolean accept( SmbFile file ) throws SmbException {

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 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 

import jcifs.CIFSContext;
import jcifs.CIFSException;
import jcifs.spnego.NegTokenInit;


/**
 * Base kerberos authenticator
 * 
 * Uses a subject that contains kerberos credentials for use in GSSAPI context establishment.
 * 
 * Be advised that short/NetBIOS name usage is not supported with this authenticator. Always specify full FQDNs.

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        // only do this if a WINS server is enabled
        getRequiredProperty("jcifs.netbios.wins");

        CIFSContext bctx = withAnonymousCredentials();

        // ensure that the domain name gets resolved through WINS so that
        // it gets the workgroup type.
        CIFSContext ctx = withConfig(bctx, new DelegatingConfiguration(bctx.getConfig()) {

            @Override