@Mock
    private HttpServletResponse mockResponse;

    private NtlmSsp ntlmSsp;

    // A sample challenge array
    private final byte[] challenge = new byte[] { 0x01, 0x23, 0x45, 0x67, (byte) 0x89, (byte) 0xab, (byte) 0xcd, (byte) 0xef };

    // Base64 encoded Type 1 message: NTLMSSP, Type 1, flags=0x00088207
    // Domain="DOMAIN", Workstation="WORKSTATION"

import jcifs.Configuration;
import jcifs.NameServiceClient;
import jcifs.NetbiosAddress;
import jcifs.ntlmssp.av.AvFlags;
import jcifs.ntlmssp.av.AvPair;
import jcifs.ntlmssp.av.AvPairs;
import jcifs.ntlmssp.av.AvSingleHost;
import jcifs.ntlmssp.av.AvTargetName;
import jcifs.ntlmssp.av.AvTimestamp;

/**
 * Test class for NTLMSSP Type 3 Message functionality
 */
@ExtendWith(MockitoExtension.class)
@DisplayName("Type3Message Tests")

    }

    @Test
    @DisplayName("Should include NTLMSSP signature")
    void testNTLMSSPSignature() throws IOException {
        // When
        Type1Message type1 = new Type1Message(mockContext);
        byte[] messageBytes = type1.toByteArray();

        // Then
        assertTrue(messageBytes.length >= 8);
        // NTLMSSP signature should be at the beginning
        assertEquals('N', messageBytes[0]);

        ntlmServlet.init(servletConfig);
        setupMocksForAuth();

        // Return null from NtlmSsp.authenticate to simulate initial NTLM handshake
        try (MockedStatic<NtlmSsp> ntlmSspMock = Mockito.mockStatic(NtlmSsp.class)) {
            ntlmSspMock.when(() -> NtlmSsp.authenticate(any(), any(), any(), any())).thenReturn(null);

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.CIFSContext;
import jcifs.CIFSException;
import jcifs.internal.util.SMBUtil;
import jcifs.ntlmssp.NtlmFlags;
import jcifs.ntlmssp.Type1Message;
import jcifs.ntlmssp.Type2Message;
import jcifs.ntlmssp.Type3Message;
import jcifs.util.Crypto;
import jcifs.util.Hexdump;

/**

import java.util.Iterator;
import java.util.List;
import java.util.Map;

import jcifs.smb1.Config;
import jcifs.smb1.ntlmssp.NtlmFlags;
import jcifs.smb1.ntlmssp.NtlmMessage;
import jcifs.smb1.ntlmssp.Type1Message;
import jcifs.smb1.ntlmssp.Type2Message;
import jcifs.smb1.ntlmssp.Type3Message;
import jcifs.smb1.util.Base64;

/**
 * Wraps an <code>HttpURLConnection</code> to provide NTLM authentication
 * services.

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.ntlmssp;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.CIFSContext;

/**
 * Represents an NTLMSSP Type-2 message.
 */
public class Type2Message extends NtlmMessage {

import jcifs.ntlmssp.av.AvSingleHost;
import jcifs.ntlmssp.av.AvTargetName;
import jcifs.ntlmssp.av.AvTimestamp;
import jcifs.smb.NtlmUtil;
import jcifs.util.Crypto;

/**
 * Represents an NTLMSSP Type-3 message.
 */
public class Type3Message extends NtlmMessage {

    private byte[] lmResponse;
    private byte[] ntResponse;
    private String domain;
    private String user;
    private String workstation;

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.smb1.ntlmssp;

import java.io.IOException;
import java.net.UnknownHostException;

import jcifs.smb1.Config;
import jcifs.smb1.netbios.NbtAddress;

/**
 * Represents an NTLMSSP Type-2 message.
 */
public class Type2Message extends NtlmMessage {

    private static final int DEFAULT_FLAGS;

    /** The MIME type mapping */
    private MimeMap mimeMap;
    /** The CSS style for HTML rendering */
    private String style;
    /** The NTLM SSP handler */
    private NtlmSsp ntlmSsp;
    /** Flag indicating if credentials were supplied */
    private boolean credentialsSupplied;
    /** Flag to enable basic authentication */
    private boolean enableBasic;