Cisco Cisco Email Security Appliance C650 Guía Del Usuario
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Cisco AsyncOS 8.0 for Email User Guide
Chapter 9 Using Message Filters to Enforce Email Policies
Message Filter Rules
SPF-Passed Rule
The following example shows an
spf-passed
rule used to quarantine emails that are not marked as
spf-passed:
} else {
if(spf-status("pra") == "SoftFail"){
if (spf-status("mailfrom") == "Fail"
or spf-status("mailfrom") == "SoftFail"){
# malicious mail, but tempting
quarantine("Policy");
}
}
}
quarantine-spf-unauthorized-mail:
if (not spf-passed) {
quarantine("Policy");
}