Recommended Cipher Suite

IANA name:

TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256

OpenSSL name:

ECDHE-ECDSA-CHACHA20-POLY1305

GnuTLS name:

TLS_ECDHE_ECDSA_CHACHA20_POLY1305

Hex code:

0xCC, 0xA9

TLS Version(s):

TLS1.2

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Protocol:

Transport Layer Security (TLS)

Key Exchange:

Elliptic Curve Diffie-Hellman Ephemeral (ECDHE)

Authentication:

Elliptic Curve Digital Signature Algorithm (ECDSA)

Encryption:

AEAD ChaCha stream cipher and Poly1305 authenticator (CHACHA20 POLY1305)

Hash:

Secure Hash Algorithm 256 (SHA256)

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Included in RFC:

• RFC 7905

Machine-readable:

application/json