Config.prp = new Properties(prp);
        try {
            Config.prp.putAll(System.getProperties());
        } catch (final SecurityException se) {
            if (LogStream.level > 1) {
                log.println("SecurityException: jcifs.smb1 will ignore System properties");
            }
        }
    }

    /**
     * Load the <code>Config</code> with properties from the stream

        // Verify witness service is authorized
        if (!isAuthorizedWitnessServer(witnessServer)) {
            throw new SecurityException("Unauthorized witness server: " + witnessServer);
        }
    }
    
    public void validateNotification(WitnessNotification notification) throws SecurityException {
        // Validate notification authenticity

  interface FinalizerLoader {

    /**
     * Returns a {@link Class} for {@link Finalizer} or {@code null} if this loader shouldn't or
     * can't load it.
     *
     * @throws SecurityException if we don't have the appropriate privileges
     */
    @Nullable Class<?> loadFinalizer();
  }

  /**
   * Tries to load Finalizer from the system class loader. If Finalizer is in the system class path,

     * This is a simplified test that verifies the basic flow without full NTLM protocol simulation.
     * @throws IOException
     * @throws SecurityException
     */
    @Test
    void testSuccessfulHandshake() throws IOException, SecurityException {
        // This test is simplified to verify basic handshake behavior
        // Full NTLM handshake testing would require more complex mocking

```java
public class RdmaSecurityManager {
    public void validateMemoryAccess(RdmaMemoryRegion region, RdmaAccess requestedAccess) {
        if (!region.hasAccess(requestedAccess)) {
            throw new SecurityException("Insufficient RDMA memory access rights");
        }
    }
    
    public void validateRemoteAccess(long remoteAddress, int length, int remoteKey) {
        // Validate that remote memory access is authorized

  interface FinalizerLoader {

    /**
     * Returns a {@link Class} for {@link Finalizer} or {@code null} if this loader shouldn't or
     * can't load it.
     *
     * @throws SecurityException if we don't have the appropriate privileges
     */
    @Nullable Class<?> loadFinalizer();
  }

  /**
   * Tries to load Finalizer from the system class loader. If Finalizer is in the system class path,

   * to Unsafe.getUnsafe when integrating into a jdk.
   *
   * @return a sun.misc.Unsafe
   */
  private static Unsafe getUnsafe() {
    try {
      return Unsafe.getUnsafe();
    } catch (SecurityException tryReflectionInstead) {
    }
    try {
      return AccessController.doPrivileged(
          new PrivilegedExceptionAction<Unsafe>() {
            @Override
            public Unsafe run() throws Exception {

    boolean generateCancellationCauses;
    try {
      generateCancellationCauses =
          parseBoolean(System.getProperty("guava.concurrent.generate_cancellation_cause", "false"));
    } catch (SecurityException e) {
      generateCancellationCauses = false;
    }
    GENERATE_CANCELLATION_CAUSES = generateCancellationCauses;
  }

  /** Waiter links form a Treiber stack in {@link #waitersField}. */

        throws IOException {
      try {
        if (!file.exists()) {
          return;
        }
      } catch (SecurityException e) {
        logger.warning("Cannot access " + file + ": " + e);
        // TODO(emcmanus): consider whether to log other failure cases too.
        return;
      }
      if (file.isDirectory()) {

     * Example usage:
     * </p>
     * <pre>
     * Path baseDir = Paths.get("/var/app/data");
     * Path userPath = Paths.get(userInput);
     * if (!FileUtil.isPathSafe(userPath, baseDir)) {
     *     throw new SecurityException("Path traversal attempt detected");
     * }
     * </pre>
     *
     * @param pathToCheck the path to validate (must not be {@literal null})