"SSL (Secure Sockets Layer) is the standard security technology for establishing an encrypted link between a web server and a browser. This link ensures that all data passed between the web server and browsers remain private and integral. SSL is an industry standard and is used by millions of websites in the protection of their online transactions with their customers..."
Transport Layer Security (TLS), and its now-deprecated predecessor, Secure Sockets Layer (SSL),are cryptographic protocols designed to provide communications security over a computer network..."