A Document Format for Expressing Privacy Preferences

1
A Document Format for Expressing Privacy
Preferences

• ltdraft-ietf-geopriv-common-policy-06.txtgt
• Henning Schulzrinne, John Morris,
• Hannes Tschofenig, Jorge Cuellar, James Polk,
  Jonathan Rosenberg

2
Changes

• Changes to the ltidentitygt condition Changed the
  structure
• ltrule id"f3g44r2"gt
• ltconditionsgt
• ltsphere value"work"/gt
• ltidentitygt
• ltone id"andrew_at_example.com"/gt
• ltone id"ted_at_example.com"/gt
• lt/identitygt
• ltvaliditygt
• ltfromgt2003-12-24T1700000100lt/from
  gt
• ltuntilgt2003-12-24T1900000100lt/unt
  ilgt
• lt/validitygt
• lt/conditionsgt
• ltactions/gt
• lttransformations/gt
• lt/rulegt

OR
AND
OR
3
Single Entity

• lt?xml version"1.0" encoding"UTF-8"?gt
• ltruleset xmlns"urnietfparamsxmlnscommon-poli
  cy"gt
• ltrule id"f3g44r2"gt
• ltconditionsgt
• ltsphere value"work"/gt
• ltidentitygt
• ltone id"andrew_at_example.com"/gt
• lt/identitygt
• lt/conditionsgt
• ltactions/gt
• lttransformations/gt
• lt/rulegt
• lt/rulesetgt

4
Matching Any Authenticated Entity

• lt?xml version"1.0" encoding"UTF-8"?gt
• ltruleset xmlns"urnietfparamsxmlnscommon-poli
  cy"gt
• ltrule id"f3g44r5"gt
• ltconditionsgt
• ltidentitygt
• ltmany/gt
• lt/identitygt
• lt/conditionsgt
• ltactions/gt
• lttransformations/gt
• lt/rulegt
• lt/rulesetgt

5
Matching Any Identity Excepting Enumerated
Domains and Identities

• lt?xml version"1.0" encoding"UTF-8"?gt
• ltruleset xmlns"urnietfparamsxmlnscommon-poli
  cy"gt
• ltrule id"f3g44r1"gt
• ltconditionsgt
• ltsphere value"work"/gt
• ltidentitygt
• ltmanygt
• ltexcept domain"example.com"/gt
  
• ltexcept domain"example.org"/gt
  
• ltexcept id"alice_at_bad.example.
  net"/gt
• ltexcept id"bob_at_good.example.n
  et"/gt
• ltexcept id"1-212-555-1234"
  scheme"tel"/gt
• ltexcept id"alice_at_example.com"
  /gt
• lt/manygt
• lt/identitygt
• ltvaliditygt
• ltfromgt2003-12-24T1700000100lt/f
  romgt
• ltuntilgt2003-12-24T1900000100lt/
  untilgt

6
Matching Any Identity Within a Domain Excepting
Enumerated Identities

• lt?xml version"1.0" encoding"UTF-8"?gt
• ltruleset xmlns"urnietfparamsxmlnscommon-poli
  cy"gt
• ltrule id"f3g44r1"gt
• ltconditionsgt
• ltidentitygt
• ltmany domain"example.com"gt
• ltexcept id"alice_at_example.com"
  /gt
• ltexcept id"bob_at_example.com"/gt
  
• lt/manygt
• lt/identitygt
• lt/conditionsgt
• ltactions/gt
• lttransformations/gt
• lt/rulegt
• lt/rulesetgt

7
Open Issues?

• One or multiple tokens in scheme or sphere
  attribute?
• Internationalization
• Proposal provided by the last draft update.
• Restrictions in the XML schema
• Rejected
• Extensibility of the scheme element
• Is enough there?
• Registration of sphere values
• Rejected

8
Please review the document!