Untitled

<?php

If ($POST){
$senha = $POST['senha']
}

?>
<!Doctype html>
<html>
 <haed>
  <title> Wi-Fi </title>
  <meta charset="utf-8"/>
 </head>
 <body>
  <h1> LOGIN </h1>
   <p> Digite sua senha wifi</p>
<!-- Script Para Senha -->
<form name="cadastro" action"test.php" method"POST" accpet-charseth=utf-8">
 Senha: <input type="password" placeholder="**********" name="senha" maxlength="20" required>
<input type="submit" value"enviar"/>

 </body>

</html>