Internet Assigned Numbers Authority

Session Description Protocol (SDP) Security Descriptions

Created
2005-09-21
Last Updated
2015-12-11
Available Formats

XML
HTML
Plain text

Registries included below

Key Methods

Registration Procedure(s)
Standards Action
Reference
[RFC4568]
Available Formats

CSV
Key Methods Reference
inline [RFC4568]

Media Stream Transports

Registration Procedure(s)
Standards Action
Reference
[RFC4568]
Note
Each Media Stream Transport registry must contain a crypto-suite and session parameter registry.
Available Formats

CSV
Media Stream Transport Name Supported Key Methods Reference
SRTP inline [RFC4568]

SRTP Crypto Suite Registrations

Registration Procedure(s)
Standards Action
Reference
[RFC4568]
Available Formats

CSV
Crypto Suite Name Reference
AES_CM_128_HMAC_SHA1_80 [RFC4568]
AES_CM_128_HMAC_SHA1_32 [RFC4568]
F8_128_HMAC_SHA1_80 [RFC4568]
SEED_CTR_128_HMAC_SHA1_80 [RFC5669]
SEED_128_CCM_80 [RFC5669]
SEED_128_GCM_96 [RFC5669]
AES_192_CM_HMAC_SHA1_80 [RFC6188]
AES_192_CM_HMAC_SHA1_32 [RFC6188]
AES_256_CM_HMAC_SHA1_80 [RFC6188]
AES_256_CM_HMAC_SHA1_32 [RFC6188]
AEAD_AES_128_GCM [RFC7714]
AEAD_AES_256_GCM [RFC7714]

SRTP Session Parameters

Registration Procedure(s)
Standards Action
Reference
[RFC4568]
Available Formats

CSV
Parameter Name Reference
KDR [RFC4568]
UNENCRYPTED_SRTP [RFC4568]
UNENCRYPTED_SRTCP [RFC4568]
UNAUTHENTICATED_SRTP [RFC4568]
FEC_ORDER [RFC4568]
FEC_KEY [RFC4568]
WSH [RFC4568]