Sharang Parnerkar a509bdcb2e fix: require TLS for IMAP auth, close port 143 (CERT-Bund compliance) ...

- Remove port 143 from mailserver (only expose 993/IMAPS)
- Enable SSL_TYPE=manual with Let's Encrypt certs
- Set DOVECOT_DISABLE_PLAINTEXT_AUTH=yes
- Add pentest_imap_tls config field (defaults to true)

Fixes CERT-Bund report: IMAP PLAIN/LOGIN without TLS on 46.225.100.82:143

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

2026-03-18 09:29:34 +01:00

..

docker-compose.mailserver.yml

fix: require TLS for IMAP auth, close port 143 (CERT-Bund compliance)

2026-03-18 09:29:34 +01:00