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Filtering Mail with Mail::Audit and Mail::SpamAssassin

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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Filtering Mail with Mail::Audit and Mail::SpamAssassin

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  1. Creede Lambard penguinsinthenight.com 20 August 2002 Filtering Mail with Mail::Audit and Mail::SpamAssassin

  2. General Outline:

  3. General Outline: • How UNIX handles mail

  4. General Outline: • How UNIX handles mail • A simple understated diatribe against unsolicited commercial email

  5. General Outline: • How UNIX handles mail • A simple understated diatribe against unsolicited commercial email • Why mail filtering is a Good Thingtm

  6. 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 . . .

  7. 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

  8. 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

  9. How Unix handles your mail

  10. How Unix handles your mail

  11. How Unix handles your mail

  12. How Unix handles your mail

  13. How Unix handles your mail

  14. How Unix handles your mail

  15. How Unix handles your mail

  16. How Unix handles your mail

  17. How Unix handles your mail

  18. How Unix handles your mail

  19. How Unix handles your mail .forward to another mail address: me@myotherisp.com

  20. How Unix handles your mail Piping to another program: | vacation

  21. Does this look familiar?

  22. spam

  23. spam • Unsolicited commercial email

  24. spam • Unsolicited commercial email • Sent in bulk

  25. spam • Unsolicited commercial email • Sent in bulk • Directly or indirectly advertises a product or service

  26. spam • Unsolicited commercial email • Sent in bulk • Directly or indirectly advertises a product or service • Not requested by recipient

  27. 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 . . .

  28. 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.

  29. When Spamtm is acceptable

  30. When Spamtm is acceptable

  31. spam is a Bad Thingtm

  32. spam is a Bad Thingtm • It shifts the burden of costs to the recipient

  33. spam is a Bad Thingtm • It shifts the burden of costs to the recipient • It clogs the Net

  34. spam is a Bad Thingtm • It shifts the burden of costs to the recipient • It clogs the Net • It wastes your time

  35. 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

  36. 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

  37. Dealing with spam

  38. Dealing with spam • Ignore it

  39. Dealing with spam • Ignore it . . . and hope it goes away

  40. Dealing with spam

  41. Dealing with spam • Ignore it . . . not an option

  42. Dealing with spam • Ignore it . . . not an option • Just hit Delete . . .

  43. Dealing with spam • Ignore it . . . not an option • Just hit Delete . . . The damage is already done

  44. 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

  45. 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

  46. If you use Windows . . .

  47. Mail filtering

  48. Mail filtering | /home/you/mailfilter

  49. Mail filtering apart from spam filtering

  50. Mail filtering apart from spam filtering • Separating mailing lists into their own folders

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