String password = "password";
        // Known NT hash for "password" (UTF-16LE MD4)
        // This is a well-known test vector: password -> 8846F7EAEE8FB117AD06BDD830B7586C
        byte[] expected = hex("8846F7EAEE8FB117AD06BDD830B7586C");

        // Act
        byte[] actual = NtlmUtil.getNTHash(password);

        // Assert
        assertArrayEquals(expected, actual, "NT hash must match known test vector");
    }

    @Test

package jcifs.smb;

import org.bouncycastle.util.encoders.Hex;

/**
 * Authenticator directly specifing the user's NT hash
 *
 * @author mbechler
 *
 */
public class NtlmNtHashAuthenticator extends NtlmPasswordAuthenticator {

    private static final long serialVersionUID = 4328214169536360351L;
    /** The NT hash for authentication */
    private final byte[] ntHash;

    /**

 */
@ExtendWith(MockitoExtension.class)
public class SmbAuthExceptionTest {

    /**
     * Provide representative error codes for the int constructor.
     * - NT status code (high bits set)
     * - Success code (0)
     * - Non-NT small code to exercise default mapping to NT_STATUS_UNSUCCESSFUL
     */
    static Stream<Arguments> intErrorCodes() {

            this.dialects = new String[] { "SMB 2.???", "SMB 2.002" };
        } else if (config.getMaximumVersion().isSMB2()) {
            this.dialects = new String[] { "NT LM 0.12", "SMB 2.???", "SMB 2.002" };
        } else {
            this.dialects = new String[] { "NT LM 0.12" };
        }
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.SmbNegotiationRequest#isSigningEnforced()
     */
    @Override

    void testEmptyMechanismToken() throws IOException {
        NegTokenTarg nt = new NegTokenTarg();
        nt.setResult(NegTokenTarg.REQUEST_MIC);
        nt.setMechanismToken(new byte[0]); // empty but non‑null
        nt.setMechanism(new ASN1ObjectIdentifier("2.16.840.1.101.3.6.1"));
        nt.setMechanismListMIC(null);
        byte[] bytes = nt.toByteArray();
        NegTokenTarg parsed = new NegTokenTarg(bytes);

 * <li>os.version: The operating system version</li>
 * </ul>
 * <p>
 * Supported OS families include:
 * <ul>
 * <li>windows: All Windows variants</li>
 * <li>win9x: Windows 95, 98, ME, CE</li>
 * <li>winnt: Windows NT variants</li>
 * <li>unix: Unix-like systems (including Linux)</li>
 * <li>mac: macOS (including Darwin)</li>
 * <li>os/2: OS/2 variants</li>
 * <li>netware: Novell NetWare</li>
 * <li>dos: DOS variants</li>

            }

            bufferIndex += e.getNextEntryOffset();
        }

        setResults(results);

        /*
         * last nextEntryOffset for NT 4(but not 98) is 0 so we must
         * use dataCount or our accounting will report an error for NT :~(
         */
        return getDataCount();
    }

    @Override
    public String toString() {
        String c;

        }

        winErrorCodeMessages = Collections.unmodifiableMap(winErrorCodeMessagesTmp);

    }

    /**
     * Get the message string for an NT STATUS code
     *
     * @param errcode the NT STATUS error code
     * @return message for NT STATUS code
     */
    public static String getMessageByCode(final int errcode) {
        String message = errorCodeMessages.get(errcode);
        if (message == null) {

(t={namespaceURI:rt,tagName:"template"});const n=h(e.tagName),o=h(t.tagName);return!!at[e.namespaceURI]&&(e.namespaceURI===nt?t.namespaceURI===ot?"svg"===n:t.namespaceURI===tt?"svg"===n&&("annotation-xml"===o||ct[o]):Boolean(yt[n]):e.namespaceURI===tt?t.namespaceURI===ot?"math"===n:t.namespaceURI===nt?"math"===n&&st[o]:Boolean(Et[n]):e.namespaceURI===ot?!(t.namespaceURI===nt&&!st[o])&&!(t.namespaceURI===tt&&!ct[o])&&!Et[n]&&(ut[n]||!yt[n]):!("application/xhtml+xml"!==mt||!at[e.namespaceURI]))}(e...

 */

package jcifs.internal.smb1.trans.nt;

import java.util.ArrayList;
import java.util.List;

import jcifs.Configuration;
import jcifs.FileNotifyInformation;
import jcifs.internal.NotifyResponse;
import jcifs.internal.SMBProtocolDecodingException;

/**
 * Response for SMB1 NT Transaction change notification.
 *