curl-w32/docs/cmdline-opts/tls-max.md

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c SPDX-License-Identifier Long Arg Tags Protocols Added Requires Help Category Multi See-also Example
Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al. curl tls-max <VERSION> Versions TLS 7.54.0 TLS Set maximum allowed TLS version tls single
tlsv1.0
tlsv1.1
tlsv1.2
tlsv1.3
--tls-max 1.2 $URL
--tls-max 1.3 --tlsv1.2 $URL

--tls-max

VERSION defines maximum supported TLS version. The minimum acceptable version is set by tlsv1.0, tlsv1.1, tlsv1.2 or tlsv1.3.

If the connection is done without TLS, this option has no effect. This includes QUIC-using (HTTP/3) transfers.

default

Use up to recommended TLS version.

1.0

Use up to TLSv1.0.

1.1

Use up to TLSv1.1.

1.2

Use up to TLSv1.2.

1.3

Use up to TLSv1.3.