Re: [dtn-security] Traffic Analysis Protection
Urs Hengartner <uhengart+dtn@cs.uwaterloo.ca> Wed, 12 March 2008 22:16 UTC
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Date: Wed, 12 Mar 2008 18:20:26 -0400
From: Urs Hengartner <uhengart+dtn@cs.uwaterloo.ca>
Organization: University of Waterloo
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Subject: Re: [dtn-security] Traffic Analysis Protection
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Hi Nasir, We very briefly looked at traffic analysis during the design of our security and anonymity architecture for DTNs. Please refer to section VII.C of our SecureComm paper: http://www.cs.uwaterloo.ca/~uhengart/securecomm07.1.pdf Best, Urs M.Bhutta@surrey.ac.uk wrote: > Hello, > I am working on traffic analysis protection for DTN networks. From the > "DTN Security Internet Draft" there are some > questions about this which I wanted to be discussed on the DTNRG > security mailing list. > > 1. To what extent there is a real need for a generic scheme for > protection against traffic analysis. > 2. How to define such generic scheme for delay and disruption tolerant > networks and should not consume too much resources like for Sensors. > 3. Should Traffic analysis protection be left on underlying network > layers than DTN layer. > > To completely stop the traffic analysis, following counter-measures > should be taken into account to avoid the traffic analysis: > 1. Encryption > 2. Masking (sending dummy traffic like encrypted message to show > channedl 100% busy) > 3. Hiding time and size information of traffic > > taking into considerations the above questions and the counter-measures, > we can go towards how we should provide such a solution for > DTN Networks and which counter-measures are realy important for DTN > based networks while considering the internet networks and > non-internetnetworks like sensor networks and the solution should use > less resources as possible. > > best regards > Nasir > > > ------------------------------------------------------------------------ > > _______________________________________________ > dtn-security mailing list > dtn-security@mailman.dtnrg.org > http://maillists.intel-research.net/mailman/listinfo/dtn-security
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- Re: [dtn-security] Traffic Analysis Protection Weiss, Howard
- Re: [dtn-security] Re(2): Traffic Analysis Protec… Rajesh Krishnan
- [dtn-security] Re(2): Traffic Analysis Protection Peter Lovell
- Re: [dtn-security] Traffic Analysis Protection Stephen Farrell
- Re: [dtn-security] Traffic Analysis Protection Urs Hengartner
- [dtn-security] Traffic Analysis Protection M.Bhutta