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| author | Michael Baentsch <57787676+baentsch@users.noreply.github.com> | 2020-08-29 14:09:24 +0200 |
|---|---|---|
| committer | Daniel Stenberg <daniel@haxx.se> | 2020-08-30 17:24:04 +0200 |
| commit | ede125b7b7ca8fc5a1fe3d7c1aee6bff2ea0bf24 (patch) | |
| tree | ef1c1fd2071ecad350d6f89b6524d218b1dfe562 /docs/cmdline-opts | |
| parent | a337355487c4c3305a4c0703282fdcbe008d4998 (diff) | |
| download | curl-ede125b7b7ca8fc5a1fe3d7c1aee6bff2ea0bf24.tar.gz | |
tls: add CURLOPT_SSL_EC_CURVES and --curves
Closes #5892
Diffstat (limited to 'docs/cmdline-opts')
| -rw-r--r-- | docs/cmdline-opts/Makefile.inc | 1 | ||||
| -rw-r--r-- | docs/cmdline-opts/curves.d | 17 |
2 files changed, 18 insertions, 0 deletions
diff --git a/docs/cmdline-opts/Makefile.inc b/docs/cmdline-opts/Makefile.inc index aa1acabe0..792cadb3c 100644 --- a/docs/cmdline-opts/Makefile.inc +++ b/docs/cmdline-opts/Makefile.inc @@ -41,6 +41,7 @@ DPAGES = \ cookie.d \ create-dirs.d \ crlf.d crlfile.d \ + curves.d \ data-ascii.d \ data-binary.d \ data-urlencode.d \ diff --git a/docs/cmdline-opts/curves.d b/docs/cmdline-opts/curves.d new file mode 100644 index 000000000..03264c05a --- /dev/null +++ b/docs/cmdline-opts/curves.d @@ -0,0 +1,17 @@ +Long: curves +Arg: <algorithm list> +Help: (EC) TLS key exchange algorithm(s) to request +Protocols: TLS +Added: 7.73.0 +--- +Tells curl to request specific curves to use during SSL session establishment +according to RFC 8422, 5.1. Multiple algorithms can be provided by separating +them with ":" (e.g. "X25519:P-521"). The parameter is available identically +in the "openssl s_client/s_server" utilities. + +--curves allows a OpenSSL powered curl to make SSL-connections with exactly +the (EC) curve requested by the client, avoiding intransparent client/server +negotiations. + +If this option is set, the default curves list built into openssl will be +ignored. |