Privacy Preferences for E-Mail Messages Ulrich Knig Independent - - PowerPoint PPT Presentation

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Privacy Preferences for E-Mail Messages Ulrich Knig Independent - - PowerPoint PPT Presentation

Introduction Syntax Semantics Example Outlook Privacy Preferences for E-Mail Messages Ulrich Knig Independent Centre for Privacy Protection Schleswig-Holstein 26th of July 2010 www.ietf.org/id/draft-koenig-privicons-00.txt Ulrich


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Introduction Syntax Semantics Example Outlook

Privacy Preferences for E-Mail Messages

Ulrich König Independent Centre for Privacy Protection Schleswig-Holstein 26th of July 2010 www.ietf.org/id/draft-koenig-privicons-00.txt

Ulrich König, Privicons: Privacy Preferences for E-Mail Messages 1

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Introduction Syntax Semantics Example Outlook

People involved

Max Senges, Google Inc. Ryan Calo, Stanford University Ethan Forrest, Stanford University Ulrich König, ULD Jan Schallaböck, ULD Andreas M. Braendhaugen, Designer, San Francisco

Ulrich König, Privicons: Privacy Preferences for E-Mail Messages 2

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Introduction Syntax Semantics Example Outlook

Problem

How to do you influence, what a receiver does with your email?

◮ Write prose? ◮ Include a disclaimer? ◮ Use digital restrictions management (DRM)?

Ulrich König, Privicons: Privacy Preferences for E-Mail Messages 3

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Introduction Syntax Semantics Example Outlook

Solution

◮ Include a standardized statement ◮ put statement at begin of email ◮ statement should ASKs the receiver nicely

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Introduction Syntax Semantics Example Outlook

Syntax

Privicons:

◮ [X] - Keep secret ◮ [/] - Don’t print ◮ [=] - Delete after reading ◮ [=0] - Delete after reading ◮ [=I ] - Delete after I days ◮ [-] - No attribution ◮ [o] - Keep internal ◮ [>] - Please share

Parsing order:

◮ first-line in body ◮ subject line ◮ header

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Introduction Syntax Semantics Example Outlook

Semantics

[X] - Keep secret

◮ keep the received e-mail message secret.

[/] - Don’t print

◮ not print the received e-mail message.

[=I ] - Delete after reading/I days

◮ delete the e-mail message no later than a specified period

  • f time.

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Introduction Syntax Semantics Example Outlook

Semantics

[-] - No attribution

◮ not attribute, name or mention the original Sending User of

the e-mail [o] - Keep internal

◮ present this e-mail message only to: ◮ people that are common friends ◮ part of a group of people are in a relation to both

[>] - Please share

◮ share this e-mail message with everyone you like

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Introduction Syntax Semantics Example Outlook

Example Mail

From: Ulrich Koenig <ULD61@datenschutzzentrum.de> To: Jan Schallaboeck <uld62@datenschutzzentrum.de> Subject: [<] last update for privicons RFC [<] Please share Hey Jan, please check the IETF Website for our Privicons RFC! ;) best Uli

  • [<] Please share

The "Please share" Privicon asks the Receiving User to share this e-mail message with everyone she likes.

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Introduction Syntax Semantics Example Outlook

Outlook

In Progress:

◮ Internet-draft ⇒ RFC ◮ implementing Thunderbird Plug-in ◮ GMail integration

Ideas and Planing:

◮ Mailman integration

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Introduction Syntax Semantics Example Outlook

Thanks for your attention! Questions?! ;-)

Internet Draft: www.ietf.org/id/draft-koenig-privicons-00.txt

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