Key Exchange (KEX) Method Updates and Recommendations for Secure Shell (SSH)

Metadata

Publisher: IETF
Doc Type: Standard
Pages: 19
Abstract: This document updates the recommended set of key exchange methods for use in the Secure Shell (SSH) protocol to meet evolving needs for stronger security. It updates RFCs 4250, 4253, 4432, and 4462.
Publication Date: 2022-01-01
Status Note: Proposed Standard
DOI: 10.17487/RFC9142
Link: https://doi.org/10.17487/RFC9142
Author(s): Mark D. Baushke
Keyword(s): 3DES, AES, Advanced Encryption Standard, Curve25519, Curve448, Diffie-Hellman, DES, ECC, ECDH, Elliptic Curve Cryptography, FFC, IFC, MODP, MTI, RSA, SHA-2, SSH, Secure Shell, SHA-1

Latest version of IETF RFC 9142

Document Versions — IETF RFC 9142

▶ IETF RFC 9142 (2022-01-01)

THIS DOC [ACTIVE] [LATEST VERSION]

Normative Reference(s)

IETF RFC 2119 [Active*]
IETF RFC 4250 [Active*]
IETF RFC 4253 [Active*]
IETF RFC 8174 [Active*]
IETF RFC 8268 [Active*]
RFC8270 — RFC8270 EXTERNAL
IETF RFC 8308 [Active*]
RFC8731 — RFC8731 EXTERNAL

Bibliographic Reference(s)

10.14722-ndss.2016.23418 — TRANSCRIPTION EXTERNAL
NIST.FIPS.202 — FIPS202 EXTERNAL
NIST SP 800-57 Part 1 Rev. 5 [Active]
NIST.SP.800-107r1 — SP800-107-rev1 EXTERNAL
IANA, "Secure Shell (SSH) Protocol Parameters", <https://www.iana.org/assignments/ssh-parameters/>. EXTERNAL
IETF RFC 2409 [Superseded*]
IETF RFC 3526 [Active*]
IETF RFC 4086 [Active*]
IETF RFC 4251 [Active*]
RFC4419 — GROUP-EXCHANGE EXTERNAL
IETF RFC 4432 [Active*]
IETF RFC 4462 [Active*]
IETF RFC 5656 [Active*]
IETF RFC 6194 [Active*]
IETF RFC 6234 [Active*]
IETF RFC 7748 [Active*]
RFC8031 — RFC8031 EXTERNAL
RFC8732 — RFC8732 EXTERNAL

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<span class="citation"><cite>IETF RFC 9142</cite>, Key Exchange (KEX) Method Updates and Recommendations for Secure Shell (SSH). Available at <a href="https://doi.org/10.17487/RFC9142" target="_blank" rel="noopener">https://doi.org/10.17487/RFC9142</a></span>

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IETF RFC 9142, Key Exchange (KEX) Method Updates and Recommendations for Secure Shell (SSH)
doi: 10.17487/RFC9142
url: https://doi.org/10.17487/RFC9142

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<li>
<cite id="bib-rfc9142">IETF RFC 9142</cite>, Key Exchange (KEX) Method Updates and Recommendations for Secure Shell (SSH)
<span class="doi">10.17487/RFC9142</span>
</li>