#smtpd — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #smtpd, aggregated by home.social.
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Random relinking at boot comes to httpd(8) and smtpd(8) https://www.undeadly.org/cgi?action=article;sid=20260605064136 #openbsd #relink #randomrelink #httpd #smtpd #opensmtpd #security #development #freesoftware #libresoftware
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Random relinking at boot comes to httpd(8) and smtpd(8) https://www.undeadly.org/cgi?action=article;sid=20260605064136 #openbsd #relink #randomrelink #httpd #smtpd #opensmtpd #security #development #freesoftware #libresoftware
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Repost for the Sunday crowd:
Migrating mail servers from exim to OpenSMTPD (smtpd) is fun and useful https://www.undeadly.org/cgi?action=article;sid=20260516064650 #openbsd #opensmtpd #smtpd #exim #email #smtp #mail #spam #antispam #greylisting #greytrapping #mailmigration
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Repost for the Sunday crowd:
Migrating mail servers from exim to OpenSMTPD (smtpd) is fun and useful https://www.undeadly.org/cgi?action=article;sid=20260516064650 #openbsd #opensmtpd #smtpd #exim #email #smtp #mail #spam #antispam #greylisting #greytrapping #mailmigration
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OpenSMTPD Is The Mail Server For The Future https://nxdomain.no/~peter/time_for_opensmtpd.html Migrating to OpenSMTPD from exim on OpenBSD was joyfully painless and smooth. #openbsd #opensmtpd #email #smtpd #rspamd #spam #antispam #greylisting #greytrapping #mailserver
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OpenSMTPD Is The Mail Server For The Future https://nxdomain.no/~peter/time_for_opensmtpd.html Migrating to OpenSMTPD from exim on OpenBSD was joyfully painless and smooth. #openbsd #opensmtpd #email #smtpd #rspamd #spam #antispam #greylisting #greytrapping #mailserver
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Running #OpenBSD 7.8 :openbsd:
DNS: #nsd (3 Master Zones), #DNSSEC & #DANE (RFC6698) + #unbound
Firewall: #pf with auto-fed tables (IPS-style), spambot-tarpitting & service rate limits.
Mail: #smtpd (Multi-domain, RFC8461/MTA-STS) + #rspamd (DKIM) + #dovecot (IMAPS-only).
Spam-Defense: #spamd with auto-SPF-walk (no more greylisting issues).
Web: #relayd (TLS-Terminator, HSTS, CSP) + #httpd (NIP-05, Autoconfig, security.txt).
Performance: Lightweight "Fail2Ban" via 1-liner shell script (No Python crap!).
#Nostr Relay in Rust building...
#SelfHosted #SysAdmin #Security #Privacy -
Running #OpenBSD 7.8 :openbsd:
DNS: #nsd (3 Master Zones), #DNSSEC & #DANE (RFC6698) + #unbound
Firewall: #pf with auto-fed tables (IPS-style), spambot-tarpitting & service rate limits.
Mail: #smtpd (Multi-domain, RFC8461/MTA-STS) + #rspamd (DKIM) + #dovecot (IMAPS-only).
Spam-Defense: #spamd with auto-SPF-walk (no more greylisting issues).
Web: #relayd (TLS-Terminator, HSTS, CSP) + #httpd (NIP-05, Autoconfig, security.txt).
Performance: Lightweight "Fail2Ban" via 1-liner shell script (No Python crap!).
#Nostr Relay in Rust building...
#SelfHosted #SysAdmin #Security #Privacy -
https://poolp.org/posts/2020-01-30/opensmtpd-advisory-dissected/
Is a nice writeup about the #smtpd RCE in #OpenBSD...