}

    /**
     * Returns the local security context.
     *
     * @return A <code>byte[]</code> containing the local security
     * context.  This is used by the client to negotiate local
     * authentication.
     */
    public byte[] getContext() {
        return context;
    }

    /**
     * Sets the local security context.  This is used by the client

 */

package com.google.common.cache;

import com.google.common.annotations.GwtIncompatible;
import java.lang.reflect.Field;
import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import java.util.Random;
import org.jspecify.annotations.Nullable;
import sun.misc.Unsafe;

/**

import com.google.j2objc.annotations.J2ObjCIncompatible;
import java.lang.invoke.VarHandle;
import java.lang.reflect.Field;
import java.nio.ByteOrder;
import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import java.util.Objects;
import org.jspecify.annotations.Nullable;
import sun.misc.Unsafe;

/**

import static org.mockito.Mockito.mockStatic;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import java.security.DigestException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Arrays;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;

import org.lastaflute.core.direction.CachedFwAssistantDirector;
import org.lastaflute.core.direction.FwAssistDirection;
import org.lastaflute.core.direction.FwCoreDirection;
import org.lastaflute.core.security.InvertibleCryptographer;
import org.lastaflute.core.security.OneWayCryptographer;
import org.lastaflute.db.dbflute.classification.ListedClassificationProvider;
import org.lastaflute.db.direction.FwDbDirection;
import org.lastaflute.web.direction.FwWebDirection;

    @Test
    @DisplayName("Test encode with maximum security mode")
    void testEncodeWithMaxSecurityMode() {
        ValidateNegotiateInfoRequest request =
                new ValidateNegotiateInfoRequest(DEFAULT_CAPABILITIES, defaultClientGuid, 0xFFFF, defaultDialects);

        byte[] buffer = new byte[request.size()];
        request.encode(buffer, 0);

        // Verify max security mode value (2 bytes)

# package ecosystems to update and where the package manifests are located.
# Please see the documentation for all configuration options:
# https://docs.github.com/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file

version: 2
updates:
  - package-ecosystem: "github-actions"
    directory: "/"
    schedule:
      interval: "daily"
    labels:

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.mylasta.direction.sponsor;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.lastaflute.core.security.InvertibleCryptographer;
import org.lastaflute.core.security.OneWayCryptographer;

public class FessSecurityResourceProviderTest extends UnitFessTestCase {

    private FessSecurityResourceProvider securityResourceProvider;

        MockitoAnnotations.openMocks(this);

        // Create a real ServerData instance as it's not mockable (inner class)
        SmbTransport.ServerData serverData = mockTransport.new ServerData();
        serverData.security = ServerMessageBlock.SECURITY_USER;
        serverData.encryptedPasswords = true;
        serverData.encryptionKey = new byte[8];

        // Configure mock transport
        mockTransport.server = serverData;

These examples are intentionally simple, but show how it all works.

In the chapters about security, there are utility functions that are implemented in this same way.

If you understood all this, you already know how those utility tools for security work underneath.