Ssl secure socket layer pdf

Ssl allows sensitive information such as credit card numbers, social security numbers, and login credentials to be transmitted securely. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Tls is defined in internet engineering task force ietf. Secure sockets layer ssl is a standard security technology for establishing an encrypted link between a server and a clienttypically a web server website and a browser, or a mail server and a mail client e. Ssl encrypt the link between a web server and a browser which ensures that all data passed between them remain private and free from attack. Secure sockets layer ssl and transport layer security tls concepts. Introduction to secure sockets layer introduction originally developed by netscape communicationstoallowsecureaccessofa browser to a web server, secure sockets layer ssl has become the accepted standardforwebsecurity. Introduction to secure socket layer ssl and tunnel layer security tls. It is essentially a protocol that provides a secure channel between two. The ssl record protocol provides basic security services to various higherlayer protocols. The ssl and tls protocols enable two parties to identify and authenticate each other and communicate with confidentiality and data integrity.

Ssl is the ubiquitous security protocol used in almost 100% of secure internet transactions. Secure socket layer ssl is an effective method of protecting data which is sent over a local or wide area network. Pdf the secure socket layer ssl and transport layer security tls is the most widely deployed security protocol used today. Secure socket layer ssl secure socket layer ssl provide security to the data that is transferred between web browser and server.

Secure sockets layer ssl protocol digi international. Pdf ssl secure socket layer imam prasetyo and rety. It works by encrypting data sent over a network, i. Ssl is not a single protocol but rather two layers of protocols as illustrated in. It can be seen that one layer makes use of tcp directly. The secure socket layer ssl and transport layer security tls is the most widely deployed security protocol used today. Ssl achieves these elements of security through the use of cryptography, digital signatures, and certificates. As mentioned, the secure sockets layer ssl is a method for providing security for web based applications.