MISP Email Bounce handling Let your postfix send your MISP bounce messages into a mailbox (example: misp-bounce) in the Maildir format: /^Subject: (Undeliverable|Δεν παραδόθηκε|Unzustellbar|Ekki hægt að afhenda|Non remis\ ):\ \[(MISP1|MISP2)\].*/ REDIRECT misp-bounce@yourserver.tld Add a cronjob and point to the place you installed this repo to: */5 * * * * cd /your/path/to/misp-bounce ; ./bouncer.sh