Espressif ESP32-S2 Programming Manual page 542

Chapter 2. API Reference
...
}
1.4 const SSL_METHOD* TLSv1_2_client_method (void)
Arguments:
none
Return:
TLSV1.2 version SSL context client method point
Description:
create the target SSL context method
Example:
void example(void)
{
const SSL_METHOD *method = TLSv1_2_client_method();
...
}
1.5 const SSL_METHOD* TLS_client_method (void)
Arguments:
none
Return:
TLSV1.2 version SSL context client method point
Description:
create the default SSL context method, it's always to be TLSV1.2
Example:
void example(void)
{
const SSL_METHOD *method = TLSv1_2_client_method();
...
}
1.6 const SSL_METHOD* SSLv3_server_method (void)
Arguments:
none
Return:
SSLV3.0 version SSL context server method point
Description:
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