The Secure Shell (SSH) Transport Layer Protocol

E901635

The Secure Shell (SSH) Transport Layer Protocol is the core low-level component of SSH that provides secure, encrypted, and integrity-protected communication over an insecure network, forming the foundation for higher-level SSH services.

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All labels observed (2)

Statements (51)

Predicate Object
instanceOf network security protocol
transport layer protocol in SSH architecture
alsoKnownAs SSH-TRANS NERFINISHED
authenticates SSH server to client
definedIn RFC 4253 NERFINISHED
establishes shared secret keys between client and server
formsFoundationFor SSH connection protocol
SSH user authentication protocol
includes key exchange phase
newkeys message exchange
service request phase
version exchange phase
isLayerOf SSH protocol stack
negotiates server host key algorithms
operatesOver TCP NERFINISHED
partOf Secure Shell (SSH) NERFINISHED
prevents eavesdropping on SSH sessions
message forgery
tampering with SSH traffic
provides confidentiality
integrity
server authentication
responsibleFor MAC negotiation
compression negotiation
encryption negotiation
establishing a secure channel
key exchange
separates key exchange from encryption
transport from higher-level services
standardizedBy Internet Engineering Task Force
surface form: IETF
supports algorithm negotiation
authenticated encryption modes
block ciphers
data confidentiality
data integrity checking
multiple encryption cipher types
optional client authentication
protection against replay attacks
rekeying
stream ciphers
typicallyUsesPort 22
uses MAC field
binary packet protocol
compression algorithms
encryption algorithms
key exchange algorithms
message authentication codes
packet length field
padding length field
random padding
sequence numbers for MAC computation

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

The Secure Shell (SSH) Protocol Assigned Numbers references The Secure Shell (SSH) Transport Layer Protocol
SSH Compression Algorithm Names associatedWith The Secure Shell (SSH) Transport Layer Protocol
this entity surface form: SSH Transport Layer Protocol specifications