assertTrue("Minimum version should be at least SMB2.0.2", config.getMinimumVersion().atLeast(DialectVersion.SMB202));

        // Verify LM compatibility level is 3 or higher (NTLMv2 only)
        assertTrue("LM compatibility should be 3 or higher for NTLMv2 only", config.getLanManCompatibility() >= 3);
        assertEquals("LM compatibility should default to 3", 3, config.getLanManCompatibility());

    * Indicates that the NTLM2 signing and sealing scheme should be used
    * for protecting authenticated communications.  This refers to a
    * particular session security scheme, and is not related to the use
    * of NTLMv2 authentication.
    */
    int NTLMSSP_NEGOTIATE_NTLM2 = 0x00080000;

    /**
     * Requests an initial response token.
     */
    int NTLMSSP_REQUEST_INIT_RESPONSE = 0x00100000;

    /**

     * Indicates that the NTLM2 signing and sealing scheme should be used
     * for protecting authenticated communications. This refers to a
     * particular session security scheme, and is not related to the use
     * of NTLMv2 authentication.
     */
    int NTLMSSP_NEGOTIATE_EXTENDED_SESSIONSECURITY = 0x00080000;

    /**
     * ?? According to spec this is a reserved bit and must be set to zero
     */

import jcifs.smb1.ntlmssp.Type3Message;
import jcifs.smb1.util.Encdec;
import jcifs.smb1.util.Hexdump;
import jcifs.smb1.util.LogStream;

/**
For initiating NTLM authentication (including NTLMv2). If you want to add NTLMv2 authentication support to something this is what you want to use. See the code for details. Note that JCIFS does not implement the acceptor side of NTLM authentication.
 */

public class NtlmContext {

        // With default lmCompatibility=3, getUnicodeHash returns empty array for NTLMv2
        NtlmPasswordAuthentication auth = new NtlmPasswordAuthentication("DOMAIN", "user", "password");
        byte[] challenge = { 1, 2, 3, 4, 5, 6, 7, 8 };
        byte[] hash = auth.getUnicodeHash(challenge);
        assertNotNull(hash);
        // For lmCompatibility 3,4,5 (NTLMv2), returns empty array
        assertEquals(0, hash.length);
    }