SCRAM-SHA-1(-PLUS) + SCRAM-SHA-256(-PLUS) + SCRAM-SHA-512(-PLUS) supports - Githubissues

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SCRAM-SHA-1(-PLUS) + SCRAM-SHA-256(-PLUS) + SCRAM-SHA-512(-PLUS) supports #40

Closed Neustradamus closed 4 years ago

Neustradamus commented 5 years ago

"When using the SASL SCRAM mechanism, the SCRAM-SHA-256-PLUS variant SHOULD be preferred over the SCRAM-SHA-256 variant, and SHA-256 variants [RFC7677] SHOULD be preferred over SHA-1 variants [RFC5802]".

SCRAM-SHA-1(-PLUS):

SCRAM-SHA-256(-PLUS):

https://tools.ietf.org/html/rfc7677 since 2015-11-02
https://tools.ietf.org/html/rfc8600 since 2019-06-21: https://mailarchive.ietf.org/arch/msg/ietf-announce/suJMmeMhuAOmGn_PJYgX5Vm8lNA

SCRAM-SHA-512(-PLUS):

https://tools.ietf.org/html/draft-melnikov-scram-sha-512

SCRAM-SHA3-512(-PLUS):

https://tools.ietf.org/html/draft-melnikov-scram-sha3-512

https://xmpp.org/extensions/inbox/hash-recommendations.html

-PLUS variants:

RFC5056: On the Use of Channel Bindings to Secure Channels: https://tools.ietf.org/html/rfc5056
RFC5929: Channel Bindings for TLS: https://tools.ietf.org/html/rfc5929
Channel-Binding Types: https://www.iana.org/assignments/channel-binding-types/channel-binding-types.xhtml
RFC 9266: Channel Bindings for TLS 1.3: https://tools.ietf.org/html/rfc9266

LDAP:

RFC5803: Lightweight Directory Access Protocol (LDAP) Schema for Storing Salted: Challenge Response Authentication Mechanism (SCRAM) Secrets: https://tools.ietf.org/html/rfc5803

HTTP:

RFC7804: Salted Challenge Response HTTP Authentication Mechanism: https://tools.ietf.org/html/rfc7804

2FA:

Extensions to Salted Challenge Response (SCRAM) for 2 factor authentication: https://tools.ietf.org/html/draft-melnikov-scram-2fa

IANA:

Simple Authentication and Security Layer (SASL) Mechanisms: https://www.iana.org/assignments/sasl-mechanisms/sasl-mechanisms.xhtml

Linked to:

https://github.com/scram-xmpp/info/issues/1

Neustradamus commented 2 years ago

@rufferson: It is official for TLS 1.3 Binding!

RFC 9266: Channel Bindings for TLS 1.3: https://tools.ietf.org/html/rfc9266

Details:

tls-unique for TLS =< 1.2
tls-exporter for TLS = 1.3