JSFiddle - React, Tailwind, and code Playground

HTML

<form name="myForm" id="myForm" action="/">
    <input type="text" value="Focus and press enter to submit form" />
    <input type="submit" id="submit" value="Submit button" />
</form>

JavaScript

$(document).ready(function() {
    
    $('#myForm').submit(function(event) {

        var password = "password",
            promptText = "Password required",
            isAuthenticated = (password == prompt(promptText));

        //console.log('isAuthenticated', isAuthenticated);
        
        if (!isAuthenticated) {
            event.preventDefault();
        }
    });

});