Amazon Application Load Balancer (ALB) distributes incoming application traffic to increase availability and support content-based routing.
Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Java is a class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.