CSC 379:Week 1, Group 1

Techniques against spam

• Block domains or possibly top-level domans "known" to be large senders of spam.
  • How to block top level domains in MS Exchange Forum showing systems administrators how to block top-level domains in Microsoft Exchange Server.
  • Use of certain top-level domains Internet n3rd5/0v3rL0rd5 of /. discussion of some interesting top level-domains.
  • Effectiveness of top-level domain blocking A study reporting on the effectiveness of top-level domain blocking.

• Require users to request permission to send you e-mail (i.e. Earthlink spam blocker)

• Charge for e-mail sent
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• Opt in commercial e-mail
  • The CAN-SPAM Act US Federal laws/regulation for Opt-In Opt-Out for businesses.
  • European Coalition Against Unsolicited Commercial Email

• Doman authentication
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• Bounties
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• The "Goodmail" approach
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• Bonds with escrow agencies