62 lines
2.3 KiB
Plaintext
62 lines
2.3 KiB
Plaintext
MX_IMPLICIT {
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expression = "MX_GOOD & MX_MISSING";
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score = -0.01;
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}
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VIRUS_FOUND {
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expression = "CLAM_VIRUS & !MAILCOW_WHITE";
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score = 2000.0;
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}
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# Bad policy from free mail providers
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FREEMAIL_POLICY_FAILURE {
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expression = "-g+:policies & !DMARC_POLICY_ALLOW & !MAILLIST & ( FREEMAIL_ENVFROM | FREEMAIL_FROM ) & !WHITELISTED_FWD_HOST";
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score = 16.0;
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}
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# Applies to freemail with undisclosed recipients
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FREEMAIL_TO_UNDISC_RCPT {
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expression = "FREEMAIL_FROM & ( MISSING_TO | R_UNDISC_RCPT | TO_EQ_FROM )";
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score = 5.0;
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}
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# Bad policy from non-whitelisted senders
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# Remove SOGO_CONTACT symbol for fwd hosts and senders with broken policy
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SOGO_CONTACT_EXCLUDE {
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expression = "(-WHITELISTED_FWD_HOST | -g+:policies) & ^SOGO_CONTACT & !DMARC_POLICY_ALLOW";
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}
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# Spoofed header from and broken policy (excluding sieve host, rspamd host, whitelisted senders, authenticated senders and forward hosts)
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SPOOFED_UNAUTH {
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expression = "!MAILCOW_AUTH & !MAILCOW_WHITE & !RSPAMD_HOST & !SIEVE_HOST & MAILCOW_DOMAIN_HEADER_FROM & !WHITELISTED_FWD_HOST & -g+:policies";
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score = 50.0;
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}
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# Only apply to inbound unauthed and not whitelisted
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OLEFY_MACRO {
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expression = "!MAILCOW_AUTH & !MAILCOW_WHITE & OLETOOLS";
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score = 20.0;
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policy = "remove_weight";
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}
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# Applies to a content filter map
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BAD_WORD_BAD_TLD {
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expression = "FISHY_TLD & ( BAD_WORDS | BAD_WORDS_DE )"
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score = 10.0;
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}
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# Forged with bad policies and not fwd host, keep bad policy symbols
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FORGED_W_BAD_POLICY {
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expression = "( -g+:policies | -R_SPF_NA) & ( ~FROM_NEQ_ENVFROM | ~FORGED_SENDER ) & !WHITELISTED_FWD_HOST & !DMARC_POLICY_ALLOW"
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score = 3.0;
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}
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# Keep negative (good) scores for rbl, policies and hfilter, disable neural group
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WL_FWD_HOST {
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expression = "-WHITELISTED_FWD_HOST & (^g+:rbl | ^g+:policies | ^g+:hfilter | ^g:neural)"
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}
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# Exclude X-Spam like flags from scoring from fwd and sieve hosts
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UPSTREAM_CHECKS_EXCLUDE_FWD_HOST {
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expression = "(-SIEVE_HOST | -WHITELISTED_FWD_HOST) & (^UNITEDINTERNET_SPAM | ^SPAM_FLAG | ^KLMS_SPAM | ^AOL_SPAM | ^MICROSOFT_SPAM)"
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}
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# Remove fuzzy group from bounces
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BOUNCE_FUZZY {
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expression = "-BOUNCE & ^g+:fuzzy";
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}
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# Remove bayes ham if fuzzy denied
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FUZZY_HAM_MISMATCH {
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expression = "(-FUZZY_DENIED | -MAILCOW_FUZZY_DENIED | -LOCAL_FUZZY_DENIED) & (^BAYES_HAM | ^NEURAL_HAM_LONG | ^NEURAL_HAM_SHORT)";
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score = 1.0;
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}
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