IMPP PIDF EXTENSION

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IMPP PIDF EXTENSION

• Leighton Chin

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Topics

• Current Design
• Proposed Addition

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Current Design
Presence Service
Presentity
Watcher
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Watcher
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Message Header Format
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From

• From-header "From" " " Formal-name "lt" URI
  "gt
• From Winnie the Pooh ltimpooh_at_100akerwood.comgt

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To

• To-header "To" " " Formal-name "lt" URI "gt
• To Winnie the Pooh ltimpooh_at_100akerwood.comgt

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Cc

• Cc-header "cc" " " Formal-name "lt" URI
  "gt
• cc Winnie the Pooh ltimpooh_at_100akerwood.comgt

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DateTime

• DateTime-header "DateTime" " " date-time
• DateTime 2001-02-01T121649-0500

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Subject

• Subject-header "Subject" "" "" lang-param
  SP HEADERCHAR
• Subjectlangen Eeyore's feeling very depressed
  today

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Namespace

• NS-header "NS" " " Name-prefix "lt" URI "gt
• NS MyAlias ltmidMessageFeatures_at_id.foo.comgt
• MyAlias.MyHeader private-extension-data

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Require

• Require-header "Require" " " Header-name (
  "," Header-name )
• Require MyAlias.VitalHeader

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Proposed Addition
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Digital Signature

• DS-header DS ltURI gt
• DSltpresence-server1.comgt

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Digital Signature Rejected
Presence Server
Watcher1
Watcher2
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Digital Signature Accepted
Presence Server
Watcher1
Watcher2
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Conclusion

• The Presence service will be able to verify the
  authenticity of a request.