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Cryptography and Network Security by S. Bose, Ajay Kumar

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Chapter 14

Transport Layer Security

A familiar implementation of public-key encryption is Secure Socket Layer (SSL). SSL is used by web browsers and servers for transmission of sensitive information. SSL is a part of an overall protocol known as Transport Layer Security (TLS). SSL and its successor TLS makes use of certificate authorities. When browser requests a secure web page, ‘s’ added onto ‘http’ in URL of the browser which sends out the public key and the certificate by checking whether the certificate comes from a trusted party which is currently valid and has a relationship with the site from where it comes.

14.1 SECURE SOCKET LAYER

SSL version 1.0 was developed by Netscape for securely exchanging document in the Internet. SSL 2.0 ...

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