List of Cipher Suites

TLS (1.0, 1,1, 1.2) Cipher Suites for SIP

Cipher Suite	Key Exchange	Encryption
RFC 5246
TLS_RSA_WITH_AES_128_CBC_SHA256	RSA	AES-128-CBC
TLS_RSA_WITH_AES_256_CBC_SHA256	RSA	AES-256-CBC
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256	ECDHE	AES-128-CBC
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384	ECDHE	AES-256-CBC
RFC 5288
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256	ECDHE	AES-128-GCM
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384	ECDHE	AES-256-GCM
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256	ECDHE	AES-128-GCM
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384	ECDHE	AES-256-GCM
RFC 5289
TLS_RSA_WITH_AES_128_GCM_SHA256	RSA	AES-128-GCM
TLS_RSA_WITH_AES_256_GCM_SHA384	RSA	AES-256-GCM
TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256	ECDHE	AES-128-CBC
TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384	ECDHE	AES-256-CBC

TLS 1.3 Cipher Suites for SIP

Cipher Suite	Key Exchange	Encryption
RFC 8446
TLS_AES_256_GCM_SHA384	ECDHE	AES-256-GCM
TLS_AES_128_GCM_SHA256	ECDHE	AES-128-GCM
TLS_CHACHA20_POLY1305_SHA256	ECDHE	ChaCha20-Poly1305

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SRTP Cipher Suites

Cipher Suite Name	Encryption	Authentication
RFC 3711
AES_CM_128_HMAC_SHA1_80	AES-128-CM	HMAC-SHA1
AES_CM_128_HMAC_SHA1_32	AES-128-CM	HMAC-SHA1

Cipher Suite Name	Encryption	Authentication
RFC 6188
AES_CM_256_HMAC_SHA1_80 (Only SHA-256 is standardized for AES-256-CM)	AES-256-CM	HMAC-SHA1
AES_CM_256_HMAC_SHA256_80	AES-256-CM	HMAC-SHA-256

Cipher Suite Name	Encryption	Authentication
RFC 7714
AEAD_AES_128_GCM	AES-128-GCM	Built-in (GCM)
AEAD_AES_256_GCM	AES-256-GCM	Built-in (GCM)