Long: engine
Arg: <name>
Help: Crypto engine to use
Protocols: TLS
Category: tls
Example: --engine flavor $URL
Added: 7.9.3
See-also: ciphers curves
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Select the OpenSSL crypto engine to use for cipher operations. Use --engine
list to print a list of build-time supported engines. Note that not all (and
possibly none) of the engines may be available at run-time.