[EDIT] FILE: 25_dkim.cf

# SpamAssassin - DKIM rules # # Please don't modify this file as your changes will be overwritten with # the next update. Use /etc/mail/spamassassin/local.cf instead. # See 'perldoc Mail::SpamAssassin::Conf' for details. # # <@LICENSE> # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with # this work for additional information regarding copyright ownership. # The ASF licenses this file to you under the Apache License, Version 2.0 # (the "License"); you may not use this file except in compliance with # the License. You may obtain a copy of the License at: # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # </@LICENSE> # ########################################################################### # Requires the Mail::SpamAssassin::Plugin::DKIM plugin be loaded. ifplugin Mail::SpamAssassin::Plugin::DKIM # Note: DKIM_SIGNED, DKIM_VALID and DKIM_VALID_AU are mainly informational # rules, and can serve as a basis for meta rules; it is not difficult for a # sender to cause hits on them or to prevent them from firing, so their score # should be kept low. full DKIM_SIGNED eval:check_dkim_signed() describe DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid tflags DKIM_SIGNED net reuse DKIM_SIGNED full DKIM_VALID eval:check_dkim_valid() describe DKIM_VALID Message has at least one valid DKIM or DK signature tflags DKIM_VALID net nice reuse DKIM_VALID meta DKIM_INVALID DKIM_SIGNED && !DKIM_VALID describe DKIM_INVALID DKIM or DK signature exists, but is not valid full DKIM_VALID_AU eval:check_dkim_valid_author_sig() describe DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain tflags DKIM_VALID_AU net nice reuse DKIM_VALID_AU if (version >= 3.004002) full DKIM_VALID_EF eval:check_dkim_valid_envelopefrom() describe DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain tflags DKIM_VALID_EF net nice reuse DKIM_VALID_EF endif full __DKIM_DEPENDABLE eval:check_dkim_dependable() describe __DKIM_DEPENDABLE A validation failure not attributable to truncation reuse __DKIM_DEPENDABLE header DKIM_ADSP_NXDOMAIN eval:check_dkim_adsp('N') describe DKIM_ADSP_NXDOMAIN No valid author signature and domain not in DNS tflags DKIM_ADSP_NXDOMAIN net reuse DKIM_ADSP_NXDOMAIN header DKIM_ADSP_DISCARD eval:check_dkim_adsp('D') describe DKIM_ADSP_DISCARD No valid author signature, domain signs all mail and suggests discarding the rest tflags DKIM_ADSP_DISCARD net reuse DKIM_ADSP_DISCARD header DKIM_ADSP_ALL eval:check_dkim_adsp('A') describe DKIM_ADSP_ALL No valid author signature, domain signs all mail tflags DKIM_ADSP_ALL net reuse DKIM_ADSP_ALL header DKIM_ADSP_CUSTOM_LOW eval:check_dkim_adsp('1') describe DKIM_ADSP_CUSTOM_LOW No valid author signature, adsp_override is CUSTOM_LOW tflags DKIM_ADSP_CUSTOM_LOW net userconf reuse DKIM_ADSP_CUSTOM_LOW header DKIM_ADSP_CUSTOM_MED eval:check_dkim_adsp('2') describe DKIM_ADSP_CUSTOM_MED No valid author signature, adsp_override is CUSTOM_MED tflags DKIM_ADSP_CUSTOM_MED net userconf reuse DKIM_ADSP_CUSTOM_MED header DKIM_ADSP_CUSTOM_HIGH eval:check_dkim_adsp('3') describe DKIM_ADSP_CUSTOM_HIGH No valid author signature, adsp_override is CUSTOM_HIGH tflags DKIM_ADSP_CUSTOM_HIGH net userconf reuse DKIM_ADSP_CUSTOM_HIGH full __RESIGNER1 eval:check_dkim_valid('linkedin.com') tflags __RESIGNER1 net reuse __RESIGNER1 full __RESIGNER2 eval:check_dkim_valid('googlegroups.com','yahoogroups.com','yahoogroups.de') tflags __RESIGNER2 net reuse __RESIGNER2 meta __VIA_RESIGNER __RESIGNER1 || __RESIGNER2 describe __VIA_RESIGNER Mail through a popular signing remailer meta NML_ADSP_CUSTOM_LOW DKIM_ADSP_CUSTOM_LOW && !__VIA_ML && !__VIA_RESIGNER describe NML_ADSP_CUSTOM_LOW ADSP custom_low hit, and not from a mailing list meta NML_ADSP_CUSTOM_MED DKIM_ADSP_CUSTOM_MED && !__VIA_ML && !__VIA_RESIGNER describe NML_ADSP_CUSTOM_MED ADSP custom_med hit, and not from a mailing list meta NML_ADSP_CUSTOM_HIGH DKIM_ADSP_CUSTOM_HIGH && !__VIA_ML && !__VIA_RESIGNER describe NML_ADSP_CUSTOM_HIGH ADSP custom_high hit, and not from a mailing list if can(Mail::SpamAssassin::Plugin::DKIM::has_arc) full ARC_SIGNED eval:check_arc_signed() describe ARC_SIGNED Message has a ARC signature tflags ARC_SIGNED net reuse ARC_SIGNED full ARC_VALID eval:check_arc_valid() describe ARC_VALID Message has a valid ARC signature tflags ARC_VALID net nice reuse ARC_VALID meta ARC_INVALID ARC_SIGNED && !ARC_VALID describe ARC_INVALID ARC signature exists, but is not valid endif # # old, declared for compatibility with pre-3.3, should have scores 0 # full DKIM_VERIFIED eval:check_dkim_valid() tflags DKIM_VERIFIED net nice reuse DKIM_VERIFIED header DKIM_POLICY_TESTING eval:check_dkim_testing() tflags DKIM_POLICY_TESTING net nice reuse DKIM_POLICY_TESTING header DKIM_POLICY_SIGNSOME eval:check_dkim_signsome() tflags DKIM_POLICY_SIGNSOME net nice reuse DKIM_POLICY_SIGNSOME header DKIM_POLICY_SIGNALL eval:check_dkim_signall() tflags DKIM_POLICY_SIGNALL net nice reuse DKIM_POLICY_SIGNALL endif # Mail::SpamAssassin::Plugin::DKIM
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