http://bugzilla.spamassassin.org/show_bug.cgi?id=4011
Summary: new rule to test if email was sent to multiple
recipients on the receiving mail server
Product: Spamassassin
Version: unspecified
Platform: Other
OS/Version: other
Status: NEW
Severity: enhancement
Priority: P5
Component: Rules (Eval Tests)
AssignedTo: [email protected]
ReportedBy: [EMAIL PROTECTED]
I think this would be a useful addition to the default rule set.
about 20% of the spam I receive triggers this rule.
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#
# Spamassassin rules: multiple_recipients.cf
# author: tristan savatier ([EMAIL PROTECTED])
# license: Artistic/GPL combined
#
# rule T_MULTIPLE_RECIPIENTS is triggered is the mail header does not contain
# "for <recipient>". this indicates that the mail was sent to multiple
# receipients on the receiving mail server. this is an indication that it may
# be spam.
#
#
# default score is 0.5 but you can change it in your
# ~/.spamassassin/user_prefs, e.g.:
#
# score T_MULTIPLE_RECIPIENTS 1.0
header T_MULTIPLE_RECIPIENTS ALL !~ /for <.*>/
describe T_MULTIPLE_RECIPIENTS Header: no "for <recipient>" (multiple
receipients)
score T_MULTIPLE_RECIPIENTS 0.5
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