[pfx] How to allow only one specific sender to use smtp ?

2024-05-25 Thread Mike via Postfix-users
Hello, My setup like below: I have Postfix setup and use dovecot as SASL. Now, all email accounts can use the smtp server to send emails. I want to allow only one email account to send out emails and rest of others can only use POP3 or IMAP. How can I make that? Thanks

[pfx] Re: SMTP Smuggling, workarounds and fix

2023-12-30 Thread Mike via Postfix-users
On 12/30/2023 12:08 PM, Wietse Venema via Postfix-users wrote: > "Hakon Alstadheim wrote: >> Just FYI, I got postfix 3.7.9-0+deb12u1 from bookworm-updates (i.e. >> Debian) today. > > Scott Kitterman: >> For those still using Debian Bullseye (oldstable), postfix >> 3.5.23-0+deb11u1 is also

[pfx] Re: 25 years today

2023-12-14 Thread Mike via Postfix-users
This accomplishment must feel awesome to those of you that started this thing and as well to those of you that have participated along the way. Thanks for your dedication. I hope you found joy along the way. Mike Quoting Viktor Dukhovni via Postfix-users : On Thu, Dec 14, 2023 at

[pfx] Re: Possible (indirect) libspf2 security issues

2023-09-30 Thread Mike via Postfix-users
Quoting Viktor Dukhovni via Postfix-users : On Sun, Oct 01, 2023 at 12:00:25AM +0300, mailmary--- via Postfix-users wrote: In my case, libspf2 is a dependent package of OpenDMARC Not surprising, since DMARC takes both DKIM and SPF into account. On my system, I sign outgoing mail with