AntiVirus and SPAM

1
Anti-Virus and SPAM

• Electronic Waste Management
• Anti Virus
• SPAM
• Questions

2
Anti Virus

• Initial Use of Mirapoint
• Klez outbreak in spring
• Need for scanning all messages
• Installation of NAI this summer
• Currently doing performance testing

3
SPAM - Issue

• Implementation with WiscMail system
• Opt In based system

4
SPAM - Definition

• Unwanted, Unsolicited Email
• Junk email

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SPAM Definition

• Source Monty Python
• Spam spam spam spam, spam spam spam spam spam
  spam
• An endless repetition of worthless text

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SPAM Definition

• Recipients identity or context is irrelevant
• Recipient has not granted permission for it to be
  sent
• Transmission of message gives disproportionate
  benefit to sender

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Minority View at UW Madison

• This is not a corporation
• Individuals have the right to receive anything
  sent to them
• Institution has no right to regulate the flow of
  information

8
Legal View

• Minority view is current legal view
• System must not impede the flow of information
• Users may select or opt in if they choose

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Cost of SPAM

• Cost to Individuals
• Cost to Infrastructure
• Cost for Security

10
Effectiveness/Ease of Implementation

• Direct relationship between effectiveness
  implementation
• Note that SPAM filtering does not address viruses

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Next Steps

• Involve campus IT Staff
• Architecture Forum
• Start implementation

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Technical Outline

• Implementation with muliple levels
• Basic use of blocking
• Selection of commercial product - Brightmail
• Addition of open source product Spamassasin
• Model after Hotmail

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Spam Schedule

• Start this fall
• Implementation thru Fall and Winter

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