Scam-grey is a milter that filters email originating from MS Windows hosts. It provides you the ability to mitigate the flow of unwanted email from such hosts using greylisting. License: BSD License (revised) Changes: There is a new feature to greylist if the sender address and remote host are not from the same country. A bug in saving the cache on some operating systems has been fixed. The default configuration includes all ASNs from China for greylisting.

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