[...]
  # http://www.exim.org/exim-html-current/doc/html/spec_html/ch44.html
  deny
    # Ne pas scanner les mails de + de 50k
    condition = ${if < {$message_size}{50K}}
    # Pas de profilage par utilisateur, laisser passer si spamassassin est en panne
    spam = debian-spamd/defer_ok
    message = This message was detected as spam ($spam_score).
[...]