[pfx] Re: Behavior of smtp_tls_security_level = dane

2024-03-16 Thread Viktor Dukhovni via Postfix-users
On Sat, Mar 16, 2024 at 11:04:46PM +0100, Dirk Stöcker via Postfix-users wrote: > From the server which has the local name server the answer has the > aa flag, but not the ad flag. That's expected when the nameserver in question is authoritative for the requested domain, no DNSSEC validation is

[pfx] Re: Behavior of smtp_tls_security_level = dane

2024-03-16 Thread Dirk Stöcker via Postfix-users
Hello, DANE TLSA records are strictly enforced when "well-formed", where well-formed also requires a plausible TLSA "associated data" field (expected length for SHA2-256 and SHA2-512 digests and valid DER encoding of certs or keys for matching type Full(0)). That's what I did expect. Starting

[pfx] Re: Ignoring postscreen DNSBL disposition by recipient address

2024-03-16 Thread Bill Cole via Postfix-users
On 2024-03-15 at 14:11:03 UTC-0400 (Fri, 15 Mar 2024 13:11:03 -0500) Matt Saladna via Postfix-users is rumored to have said: Hello, I'm seeking a workaround for Microsoft's litany of IPs landing on DNSBL. They'd like all mail irrespective of DNSBL status to be delivered, which requires a