Whitelist/Blacklist Options
The whitelist/blacklist options control the ability for users to always allow or disallow email from certain senders. These options are all global options, available to anyone.
whitelist_from sender
Enables mail from sender to always make it through the filters. This option is useful for identifying email from certain senders that send messages often misidentified by SpamAssassin. Strings are parsed in glob format but with “*” and “?” as the only allowable metacharacters. Multiple matching patterns are allowed per line (separated by spaces), and multiple instances of whitelist_from are allowed in the file.
The Resent-From header is checked, if available. If not, all of the following headers are checked:
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