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Creede Lambard penguinsinthenight.com 20 August 2002. Filtering Mail with Mail::Audit and Mail::SpamAssassin. General Outline:. General Outline:. How UNIX handles mail. General Outline:. How UNIX handles mail A simple understated diatribe against unsolicited commercial email.
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Creede Lambard penguinsinthenight.com 20 August 2002 Filtering Mail with Mail::Audit and Mail::SpamAssassin
General Outline: • How UNIX handles mail
General Outline: • How UNIX handles mail • A simple understated diatribe against unsolicited commercial email
General Outline: • How UNIX handles mail • A simple understated diatribe against unsolicited commercial email • Why mail filtering is a Good Thingtm
General Outline: • How UNIX handles mail • A simple understated diatribe against unsolicited commercial email • Why mail filtering is a Good Thingtm • If you use Windows . . .
General Outline: • How UNIX handles mail • A simple understated diatribe against unsolicited commercial email • Why mail filtering is a Good Thingtm • If you use Windows . . . • Using Mail::Audit
General Outline: • How UNIX handles mail • A simple understated diatribe against unsolicited commercial email • Why mail filtering is a Good Thingtm • If you use Windows . . . • Using Mail::Audit • Using Mail::SpamAssassin
How Unix handles your mail .forward to another mail address: me@myotherisp.com
How Unix handles your mail Piping to another program: | vacation
spam • Unsolicited commercial email
spam • Unsolicited commercial email • Sent in bulk
spam • Unsolicited commercial email • Sent in bulk • Directly or indirectly advertises a product or service
spam • Unsolicited commercial email • Sent in bulk • Directly or indirectly advertises a product or service • Not requested by recipient
spam • Unsolicited commercial email • Sent in bulk • Directly or indirectly advertises a product or service • Not requested by recipient • Not necessarily mail you don't want . . .
spam • Unsolicited commercial email • Sent in bulk • Directly or indirectly advertises a product or service • Not requested by recipient • Not necessarily mail you don't want . . . • Although for purposes of this presentation we'll treat them the same.
spam is a Bad Thingtm • It shifts the burden of costs to the recipient
spam is a Bad Thingtm • It shifts the burden of costs to the recipient • It clogs the Net
spam is a Bad Thingtm • It shifts the burden of costs to the recipient • It clogs the Net • It wastes your time
spam is a Bad Thingtm • It shifts the burden of costs to the recipient • It clogs the Net • It wastes your time • Items/services advertised through spamming tend to be of questionable value
spam is a Bad Thingtm • It shifts the burden of costs to the recipient • It clogs the Net • It wastes your time • Items/services advertised through spamming tend to be of questionable value • The vast majority of it is fraudulent
Dealing with spam • Ignore it
Dealing with spam • Ignore it . . . and hope it goes away
Dealing with spam • Ignore it . . . not an option
Dealing with spam • Ignore it . . . not an option • Just hit Delete . . .
Dealing with spam • Ignore it . . . not an option • Just hit Delete . . . The damage is already done
Dealing with spam • Ignore it . . . not an option • Just hit Delete . . . The damage is already done • Filter it as early as possible in its life cycle
Dealing with spam • Ignore it . . . not an option • Just hit Delete . . . The damage is already done • Filter it as early as possible in its life cycle • Filter it as it's trying to enter your machine
Mail filtering | /home/you/mailfilter
Mail filtering apart from spam filtering • Separating mailing lists into their own folders