On Tue, 2025-08-12 at 12:21 +1000, Viktor Dukhovni via Postfix-users wrote:
> Outdated threat model.  DO NOT do this.  Use a PAM backend with strong
> password hashes.

Aha.

> The PLAIN mechanism DOES NOT REQUIRE cleartext password storage, and
> SHOULD be deployed with a backend that stores password hashes.

Aha.

> No, the Postfix filter is optional, if you're willing to tolerate whatever
> mechanisms SASL offers, and with the Postfix filter set, it should be
> possible to let SASL adverise whatever mechanisms it has available.  You
> should not have to set both.  I've never done it.

Aha.

Thanks for that, Viktor.

Many pointers for the SASL README.


James
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