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What is SSL? Secure Socket layer | Practonet

What is SSl? Secure Socket layer


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.
Transport Layer Security, and its now-deprecated predecessor, Secure Sockets Layer, are cryptographic protocols designed to provide communications security over a computer network. Several versions of the protocols find widespread use in applications such as web browsing, email, instant messaging, and voice over IP.

If your site has a login, you need SSL to secure usernames and passwords. If you are using forms that ask for sensitive customer information, you need SSL to stop your customer data from being appropriated by hackers. If you’re an ecommerce site, you may need an SSL certificate.

It works in much the same way as the SSL, using encryption to protect the transfer of data and information. The two terms are often used interchangeably in the industry although SSL is still widely used. SSL For Free use Let’s Encrypt ACME server by using domain validation to provide you a certificate. It’s 100% free, and certs are issued within minutes.