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In the same manner as the -cert, -key and -cert_chain options. Specify an extra certificate, private key and certificate chain. Specify whether the application should build the certificate chain to be PEM is the default.Ī file containing trusted certificates to use when attempting to build theĬlient/server certificate chain related to the certificate specified via the If not specified then the certificate file will The certificate format to use: DER or PEM. The certificate to use, if one is requested by the server. Cannot be used in conjunction with the -servername or
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Suppresses sending of the SNI (Server Name Indication) extension in theĬlientHello message. This option cannot be used in conjunction with -noservername. servername is provided then that name will be sent, regardless of whether Not provided either, the SNI is set to localhost.Įven though SNI should normally be a DNS name and not an IP address, if The name given to -connect if it follows a DNS name format. If -servername is not provided, the TLS SNI extension will be populated with Set the TLS SNI (Server Name Indication) extension in the ClientHello message to Specified with this flag and issues an HTTP CONNECT command to connectĬonnect over the specified Unix-domain socket. When used with the -connect flag, the program uses the host and port For Unix-domain sockets the port is ignored and the host is This specifies the host address and or port to bind as the source for theĬonnection. Is made to connect to the local host on port 4433. If neither this nor the target positional argument are specified then an attempt Select the host and port using the optional target positional argument instead. This specifies the host and optional port to connect to. It is a very useful diagnostic tool for SSL servers. Which connects to a remote host using SSL/TLS. The s_client command implements a generic SSL/TLS client
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