Recommended Cipher Suite

IANA name:
TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8
OpenSSL name:
ECDHE-ECDSA-AES256-CCM8
GnuTLS name:
TLS_ECDHE_ECDSA_AES_256_CCM_8
Hex code:
0xC0, 0xAF
TLS Version(s):
TLS1.2

Protocol:
Transport Layer Security (TLS)
Key Exchange:
Elliptic Curve Diffie-Hellman Ephemeral (ECDHE)
Authentication
Elliptic Curve Digital Signature Algorithm (ECDSA)
Encryption:
Advanced Encryption Standard with 256bit key (AES 256)
Hash:
CCM 8

Included in RFC:
Machine-readable:
application/json