In 2013 I wrote up "Maintaining A Publicly Available Blacklist - Mechanisms And Principles" (also https://bsdly.blogspot.com/2013/04/maintaining-publicly-available.html) . TL;DR: blocklisting is a kind of public shaming, be sure your process is verifiable and transparent.

Minor edits today, links to resources and #eurobsdcon inside. #blocklists #spamtraps #antispam #smtp #spamd #openbsd #freebsd #security #cybercrime

In 2013 I wrote up "Maintaining A Publicly Available Blacklist - Mechanisms And Principles" (also https://bsdly.blogspot.com/2013/04/maintaining-publicly-available.html) . TL;DR: blocklisting is a kind of public shaming, be sure your process is verifiable and transparent.

Minor edits today, links to resources and #eurobsdcon inside. #blocklists #spamtraps #antispam #smtp #spamd #openbsd #freebsd #security #cybercrime

The BIG MAIL operators disappear valid mail. We have all seen it happen.

I am pondering starting a campaign to collect war stories with as much log data and other relevant data as possible in order to write an article which may
evolve to something else.

If you have potentially useful input, I want to hear from you.

#mail #smtp #bigmail #runyourown #antispam #spam #disappearingmail #smallmail

The BIG MAIL operators disappear valid mail. We have all seen it happen.

I am pondering starting a campaign to collect war stories with as much log data and other relevant data as possible in order to write an article which may
evolve to something else.

If you have potentially useful input, I want to hear from you.

#mail #smtp #bigmail #runyourown #antispam #spam #disappearingmail #smallmail

For further notes going back to 2017, see "Twenty-plus years on, SMTP callbacks are still pointless and need to die" https://nxdomain.no/~peter/twenty-plus_years_on_smtp_callbacks_are_still_pointless.html #spam #smtp #smtpcallbacks #callbacks #email #verification #cybercrime #hacking #stupidity

For further notes going back to 2017, see "Twenty-plus years on, SMTP callbacks are still pointless and need to die" https://nxdomain.no/~peter/twenty-plus_years_on_smtp_callbacks_are_still_pointless.html #spam #smtp #smtpcallbacks #callbacks #email #verification #cybercrime #hacking #stupidity

Introducing #Upyo!

A simple, cross-runtime email library that works seamlessly on #Deno, #Node.js, #Bun, and edge functions. Zero dependencies, unified API, and excellent testability with built-in mock transport.

Switch between #SMTP, #Mailgun, #SendGrid without changing your code. Available on #JSR & #npm!

https://upyo.org/

Introducing #Upyo!

A simple, cross-runtime email library that works seamlessly on #Deno, #Node.js, #Bun, and edge functions. Zero dependencies, unified API, and excellent testability with built-in mock transport.

Switch between #SMTP, #Mailgun, #SendGrid without changing your code. Available on #JSR & #npm!

https://upyo.org/