If you are using TlsCredentials, the default min is 1.2 and max is 1.3: https://github.com/grpc/grpc/blob/35df344f5e17a9cb290ebf0f5b0f03ddb1ff0a97/src/core/lib/security/credentials/tls/grpc_tls_credentials_options.h#L111-L112
Unfortunately there is not documentation for this at the moment. On Friday, January 24, 2025 at 1:56:50 PM UTC-5 Amber Hu wrote: > Hi All, > > I'm using gRPC 1.59.3, may I ask what is the default minimal TLS version > used in this version? And is there any document recording it? > Thanks in advance. > > BR/Amber > -- You received this message because you are subscribed to the Google Groups "grpc.io" group. To unsubscribe from this group and stop receiving emails from it, send an email to grpc-io+unsubscr...@googlegroups.com. To view this discussion visit https://groups.google.com/d/msgid/grpc-io/7be987ce-a4c5-42f1-9e7d-26f117e9a5c9n%40googlegroups.com.