How To
Summary
Server Name Indication (SNI) is an extension to the SSL and TLS protocols that indicates what hostname the client is attempting to connect to at the start of the handshake process. This allows a server to present multiple certificates on the same IP address and port number, it also allows multiple secure (HTTPS) websites to be served off the same IP address and port number, without requiring all those sites to use the same certificate.
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Document Information
Modified date:
29 June 2023
UID
ibm17005899