protected boolean disableSpnegoIntegrity = false;
    /** Whether to enforce SPNEGO integrity checking */
    protected boolean enforceSpnegoIntegrity = true;
    /** Whether plain text passwords are disabled */
    protected boolean disablePlainTextPasswords = true;
    /** OEM encoding for non-Unicode operations */
    protected String oemEncoding = SmbConstants.DEFAULT_OEM_ENCODING;

     * Authenticates a user with the specified username and password against LDAP.
     *
     * @param username the username for authentication
     * @param password the password for authentication
     * @return an optional containing the authenticated user if successful, empty otherwise
     */
    public OptionalEntity<FessUser> login(final String username, final String password) {
        // Add defensive null/blank checks

          "mobile" : {
            "type" : "keyword"
          },
          "name" : {
            "type" : "keyword"
          },
          "pager" : {
            "type" : "keyword"
          },
          "password" : {
            "type" : "keyword"
          },
          "physicalDeliveryOfficeName" : {
            "type" : "keyword"
          },
          "postOfficeBox" : {
            "type" : "keyword"
          },

    val encodedUsername: String = httpUrl.encodedUsername()
    val username: String = httpUrl.username()
    val encodedPassword: String = httpUrl.encodedPassword()
    val password: String = httpUrl.password()
    val host: String = httpUrl.host()
    val port: Int = httpUrl.port()
    val pathSize: Int = httpUrl.pathSize()
    val encodedPath: String = httpUrl.encodedPath()

        val credentialHeader = if (proxyAuthorization) "Proxy-Authorization" else "Authorization"
        val credential =
          Credentials.basic(
            auth.userName,
            String(auth.password),
            challenge.charset,
          )
        return request
          .newBuilder()
          .header(credentialHeader, credential)
          .build()
      }
    }

        final String username = fessConfig.getFesenUsername();
        final String password = fessConfig.getFesenPassword();
        if (StringUtil.isNotBlank(username) && StringUtil.isNotBlank(password)) {
            final String value = username + ":" + password;
            final String basicAuth = "Basic " + java.util.Base64.getEncoder().encodeToString(value.getBytes(StandardCharsets.UTF_8));

     */
    protected static boolean isMaskedValue(final String key) {
        return "http.proxy.password".equals(key) //
                || "ldap.admin.security.credentials".equals(key) //
                || "spnego.preauth.password".equals(key) //
                || "app.cipher.key".equals(key) //
                || "oic.client.id".equals(key) //

    },

    PASSWORD {
      override fun urlString(value: String): String = "http://:$******@****.***/"

      override fun encodedValue(url: HttpUrl): String = url.encodedPassword

      override operator fun set(
        builder: HttpUrl.Builder,
        value: String,
      ) {
        builder.password(value)
      }

 * </p>
 *
 * <p>
 * Example usage:
 * </p>
 * <pre>
 * {@code
 * AuthScope authScope = new AuthScope("example.com", 80);
 * Credentials credentials = new UsernamePasswordCredentials("user", "password");
 * AuthenticationImpl auth = new AuthenticationImpl(authScope, credentials);
 * }
 * </pre>
 *
 * @see org.codelibs.fess.crawler.client.http.Authentication
 */

						</div>
					</div>
					<div class="input-group mb-3">
						<c:set var="ph_password">
							<la:message key="labels.login.placeholder_password" />
						</c:set>
						<la:password property="password" class="form-control"
							placeholder="${ph_password}" />
						<div class="input-group-append">
							<span class="input-group-text">
								<em class="fa fa-lock fa-fw">
							</span>
						</div>