// Helper method to get TimeZoneProvider from DBFluteSystem using reflection
    private DfFinalTimeZoneProvider getDBFluteSystemTimeZoneProvider() {
        try {
            // Try to access the field, handling potential security restrictions
            Field field = DBFluteSystem.class.getDeclaredField("finalTimeZoneProvider");
            field.setAccessible(true);
            return (DfFinalTimeZoneProvider) field.get(null);

        } else {
            ret.append(Hexdump.toHexString(signingKey, 0, signingKey.length * 2));
        }
        ret.append("]");
        return ret.toString();
    }

    /**
     * Checks whether the security context is established.
     * @return true if the context is established, false otherwise
     */
    public boolean isEstablished() {
        return isEstablished;
    }

    /**

        shareInfo502.path = "C:\\test";
        shareInfo502.password = "password";
        shareInfo502.sd_size = 2;
        shareInfo502.security_descriptor = new byte[] { 1, 2 };

        // Set up mocks for the security descriptor encoding
        mockDeferredBuffer.index = 0; // Set field directly
        mockDeferredBuffer.deferred = mockDeferredBuffer;

        shareInfo502.encode(mockNdrBuffer);

 * 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.smb1.http;

import java.security.Principal;

import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletRequestWrapper;

class NtlmHttpServletRequest extends HttpServletRequestWrapper {

    Principal principal;

package jcifs.smb1.smb1;

import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

import jcifs.smb1.util.Hexdump;
import jcifs.smb1.util.LogStream;

/**
 * To filter 0 len updates and for debugging
 */

public class SigningDigest implements SmbConstants {

    static LogStream log = LogStream.getInstance();

    private MessageDigest digest;
    private byte[] macSigningKey;

```

////

/// tip

We are using an invented header to simplify this example.

But in real cases you will get better results using the integrated [Security utilities](security/index.md){.internal-link target=_blank}.

///

## Another module with `APIRouter` { #another-module-with-apirouter }

 * 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.util.Map;

import javax.security.auth.kerberos.KerberosKey;

import jcifs.pac.PACDecodingException;
import jcifs.pac.Pac;

/**
 * Kerberos authorization data containing PAC (Privilege Attribute Certificate) information.
 */

 *
 * <p>Key features include:</p>
 * <ul>
 *   <li>Password encryption and decryption</li>
 *   <li>Master password management</li>
 *   <li>Security settings configuration</li>
 * </ul>
 *
 * @see org.apache.maven.api.cli.Tools#MVNENC_CMD
 * @see org.apache.maven.api.cli.Tools#MVNENC_NAME
 * @since 4.0.0
 */

import org.lastaflute.web.login.credential.LoginCredential;

/**
 * SPNEGO authentication credential implementation.
 *
 * This class represents login credentials obtained through SPNEGO (Security Provider
 * Negotiation Protocol) authentication. It contains the username extracted from the
 * SPNEGO authentication process, typically from a Kerberos ticket.
 */

 */

package jcifs.dcerpc.msrpc;

/**
 * MSRPC implementation for connecting to the SAM service (version 4).
 * This class provides functionality to establish a connection to the
 * Security Account Manager (SAM) database using the SAMR RPC interface version 4.
 */
public class MsrpcSamrConnect4 extends samr.SamrConnect4 {

    /**
     * Creates a new request to connect to the SAM service.
     *