Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.
SharpSpring is a cloud-based marketing tool that offers customer relationship management, marketing automation, mobile and social marketing, sales team automation, customer service and more, all within one solution.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.