2024-05-15 15:20:32 -04:00
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2023-12-11 20:30:44 -05:00
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c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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SPDX-License-Identifier: curl
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Long: tls13-ciphers
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2024-05-15 15:20:32 -04:00
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Arg: <list>
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2023-12-11 20:30:44 -05:00
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help: TLS 1.3 cipher suites to use
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Protocols: TLS
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Category: tls
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Added: 7.61.0
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Multi: single
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2024-05-15 15:20:32 -04:00
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See-also:
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- ciphers
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- curves
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- proxy-tls13-ciphers
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Example:
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- --tls13-ciphers TLS_AES_128_GCM_SHA256 $URL
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2023-12-11 20:30:44 -05:00
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---
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2024-05-15 15:20:32 -04:00
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# `--tls13-ciphers`
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2023-12-11 20:30:44 -05:00
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Specifies which cipher suites to use in the connection if it negotiates TLS
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1.3. The list of ciphers suites must specify valid ciphers. Read up on TLS 1.3
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cipher suite details on this URL:
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https://curl.se/docs/ssl-ciphers.html
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This option is currently used only when curl is built to use OpenSSL 1.1.1 or
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later, or Schannel. If you are using a different SSL backend you can try
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setting TLS 1.3 cipher suites by using the --ciphers option.
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