Recommended TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384

IANA name:
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384
OpenSSL name:
ECDHE-ECDSA-AES256-GCM-SHA384
GnuTLS name:
TLS_ECDHE_ECDSA_AES_256_GCM_SHA384
Hex code:
0xC0, 0x2C
TLS Version(s):
TLS1.2, TLS1.3

Protocol:
Transport Layer Security (TLS)
Key Exchange:
PFS Elliptic Curve Diffie-Hellman Ephemeral (ECDHE)
Authentication:
Elliptic Curve Digital Signature Algorithm (ECDSA)
Encryption:
AEAD Advanced Encryption Standard with 256bit key in Galois/Counter mode (AES 256 GCM)
Hash:
Secure Hash Algorithm 384 (SHA384)

Included in RFC:
Machine-readable:
application/json