| Long: tlsv1.3 | |
| Help: Use TLSv1.3 or greater | |
| Protocols: TLS | |
| Added: 7.52.0 | |
| --- | |
| Forces curl to use TLS version 1.3 or later when connecting to a remote TLS server. | |
| Note that TLS 1.3 is only supported by a subset of TLS backends. At the time | |
| of this writing, they are BoringSSL, NSS, and Secure Transport (on iOS 11 or | |
| later, and macOS 10.13 or later). |