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62 lines
1.9 KiB
62 lines
1.9 KiB
; configuration for data.headers plugin
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; Requiring a date header will cause the loss of valid mail. The JavaMail
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; sender used by some banks, photo processing services, health insurance
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; companies, bounce senders, and others send messages without a Date header.
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;
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; If you can afford to reject some valid mail, please do enforce this, and
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; encourage mailers toward RFC adherence. Otherwise, do not require Date.
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; Headers that MUST be present (RFC 5322)
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; required=From,Date ; <-- RFC 5322 compliant
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required=From,Date
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; Received
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; If you have no outbound, add 'Received' to the required list for an
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; aggressive anti-spam measure. It works because all real mail relays will
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; add a `Received` header. It may false positive on some bulk mail that
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; uses a custom tool to send, but this appears to be fairly rare.
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; If the date header is present, and future and/or past days are
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; defined, it will be validated. 0 = disabled
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date_future_days=2
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date_past_days=15
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; Headers that MUST be unique if present (RFC 5322)
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; singular=Date,From,Sender,Reply-To,To,Cc,Bcc,Message-Id,In-Reply-To,References,Subject (RFC 5322)
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singular=Date,From,Sender,Reply-To,To,Cc,Bcc,Message-Id,In-Reply-To,References,Subject
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; enable/disable the various header checks
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[check]
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; duplicate_singular=true
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; missing_required=true
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; invalid_return_path=true
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; invalid_date=true
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; user_agent=true
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; direct_to_mx=true
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; from_match=true
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; mailing_list=true
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; delivered_to=true
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[reject]
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; reject switches for each header check
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; default are shown. Rejecting based on any of these
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; criteria will result in the loss of valid mail.
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;
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; duplicate_singular=false
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; missing_required=false
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; invalid_return_path=false
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; invalid_date=false
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; arriving messages should not have Delivered-To set to the RCPT TO address.
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; delivered_to=true
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; these 4 do not have reject support, and likely shouldn't.
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; user_agent=false
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; direct_to_mx=false
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; from_match=false
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; from_match=true
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; mailing_list=false
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