pfSense

Dear pfSense team,

I have discovered that "Notification E-Mail auth mechanism" supports are not good:
- https://pfsense/system_advanced_notifications.php

LOGIN
PLAIN

Can you add SCRAM (Salted_Challenge Response Authentication Mechanism) support to have more security?
- https://en.wikipedia.org/wiki/Salted_Challenge_Response_Authentication_Mechanism

Thanks in advance.

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- SCRAM-SHA-1
- SCRAM-SHA-1-PLUS
- SCRAM-SHA-256
- SCRAM-SHA-256-PLUS
- SCRAM-SHA-512
- SCRAM-SHA-512-PLUS
- SCRAM-SHA3-512
- SCRAM-SHA3-512-PLUS

"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):
- https://tools.ietf.org/html/rfc5802
-- https://tools.ietf.org/html/rfc6120

- 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

- SCRAM BIS: Salted Challenge Response Authentication Mechanism (SCRAM) SASL and GSS-API Mechanisms:
-- https://tools.ietf.org/html/draft-melnikov-scram-bis

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

IMAP:
- RFC9051: Internet Message Access Protocol (IMAP) - Version 4rev2: https://tools.ietf.org/html/rfc9051

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://datatracker.ietf.org/doc/html/draft-ietf-kitten-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