title: How to change unicodePwd?
body: <pre><code>    Hashtable&lt;String, String&gt; environment = new Hashtable&lt;String, String&gt;();
      environment.put(LdapContext.CONTROL_FACTORIES,"com.sun.jndi.ldap.ControlFactory ");
      environment.put("javax.security.sasl.policy.noplaintext", "true");
      environment.put(Context.INITIAL_CONTEXT_FACTORY,"com.sun.jndi.ldap.LdapCtxFactory");
      environment.put(Context.PROVIDER_URL, "ldap://url:389/");
      environment.ut(Context.SECURITY_AUTHENTICATION, "DIGEST-MD5 GSSAPI");
      environment.put(Context.SECURITY_PROTOCOL, "sasl");
      environment.put(Context.SECURITY_PRINCIPAL, "admin");
      environment.put(Context.SECURITY_CREDENTIALS, "password");
      try {
          System.out.println("nine");
          DirContext ctx = new InitialDirContext(environment);
          System.out.println("ten");
  
          String oldPass = "" + "3qgYl3R2oh7Rwo6" + "";
          String newPass = "" + "3qgYl3R2oh7Rwo5" + "";
  
          ModificationItem[] modificationItems = new ModificationItem[2];
          modificationItems[0] = new ModificationItem(
                  DirContext.REMOVE_ATTRIBUTE, new BasicAttribute(
                          "unicodePwd", oldPass.getBytes("UTF-16LE")));
          modificationItems[1] = new ModificationItem(
                  DirContext.ADD_ATTRIBUTE, new BasicAttribute("unicodePwd",
                          newPass.getBytes("UTF-16LE")));
      //  modificationItems[0] = new ModificationItem(
              //  DirContext.REPLACE_ATTRIBUTE, new BasicAttribute(
                  //      "unicodePwd", newPass.getBytes("UTF-16LE")));
  
          try {
              ctx.modifyAttributes("CN=xxx,OU=xx,OU=xx,DC=xx,DC=xxx,DC=xx",
                      modificationItems);
          } catch (NamingException e) {
              e.printStackTrace();
          }
          ctx.close();
      } catch (NamingException | UnsupportedEncodingException e) {
          e.printStackTrace();
          System.out.println(e.getMessage().trim());
  
      }
  </code></pre>
  
  <p>I get the following error.
  636 ssl port closed.
  How to change unicodePwd?
  Can you help me, please?</p>
  
  <p>LDAP: error code 53 - 00002077: SvcErr: DSID-03190F0A, problem 5003 (WILL_NOT_PERFORM)</p>