spamassassin ndr mails filtern
spamassassin ndr mails filtern thoughts for 12.31.1969
Spamassassin is typically run on a mail delivery agent so that spam can be held and not downloaded to the user. Administrators can specify the tests to be used by their local spamassassin installations, can vary these tests for each user, and can even write their own tests using a basic syntax plus regular expressions. Spamassassin is a highly versatile and configurable spam filtering program that identifies spam by testing for certain predefined "fingerprints" and assigning arbitrary numerical scores where it finds them; messages that exceed a user-adjustable threshold score are then tagged as spam. SpamAssassin puts its results into an X-line within the message header. While it is arithmetical in nature, spamassassin is not itself a bayesian filter, although bayesian filters can be included as spamassassin tests. Spam filtering services offered by many retail isps, commercial online spam-filtering services (such as spamcop), mda-based procmail scripts, or packages like spamassassin, are all examples of on-network filtering. Spamassassin: An open-source spam filtering system currently maintained by the apache software foundation, and used by many small-to-medium-size isps, online businesses, and end-users.
spamassassin ndr mails filtern
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