1*6236dae4SAndroid Build Coastguard Worker--- 2*6236dae4SAndroid Build Coastguard Workerc: Copyright (C) Daniel Stenberg, <[email protected]>, et al. 3*6236dae4SAndroid Build Coastguard WorkerSPDX-License-Identifier: curl 4*6236dae4SAndroid Build Coastguard WorkerLong: tlsv1.3 5*6236dae4SAndroid Build Coastguard WorkerHelp: TLSv1.3 or greater 6*6236dae4SAndroid Build Coastguard WorkerProtocols: TLS 7*6236dae4SAndroid Build Coastguard WorkerAdded: 7.52.0 8*6236dae4SAndroid Build Coastguard WorkerCategory: tls 9*6236dae4SAndroid Build Coastguard WorkerMulti: mutex 10*6236dae4SAndroid Build Coastguard WorkerSee-also: 11*6236dae4SAndroid Build Coastguard Worker - tlsv1.2 12*6236dae4SAndroid Build Coastguard Worker - tls-max 13*6236dae4SAndroid Build Coastguard WorkerExample: 14*6236dae4SAndroid Build Coastguard Worker - --tlsv1.3 $URL 15*6236dae4SAndroid Build Coastguard Worker--- 16*6236dae4SAndroid Build Coastguard Worker 17*6236dae4SAndroid Build Coastguard Worker# `--tlsv1.3` 18*6236dae4SAndroid Build Coastguard Worker 19*6236dae4SAndroid Build Coastguard WorkerForces curl to use TLS version 1.3 or later when connecting to a remote TLS 20*6236dae4SAndroid Build Coastguard Workerserver. 21*6236dae4SAndroid Build Coastguard Worker 22*6236dae4SAndroid Build Coastguard WorkerIf the connection is done without TLS, this option has no effect. This 23*6236dae4SAndroid Build Coastguard Workerincludes QUIC-using (HTTP/3) transfers. 24*6236dae4SAndroid Build Coastguard Worker 25*6236dae4SAndroid Build Coastguard WorkerNote that TLS 1.3 is not supported by all TLS backends. 26