It's work in progress: https://github.com/Mbed-TLS/mbedtls/blob/development/docs/architecture/tls13-support.md https://github.com/Mbed-TLS/mbedtls/blob/developm

It's work in progress: https://github.com/Mbed-TLS/mbedtls/blob/development/docs/architecture/tls13-support.md https://github.com/Mbed-TLS/mbedtls/blob/development/docs/ar... Newer version have okay-ish support, I'd guess the next OpenWRT release will have it again.