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Link Padding


Classification Key : Exterior Security, Information Disclosure

Problem

A global passive adversary may monitor the input and output links of an anonymity preserving node and be able to find the input and output correlation by monitoring the traffic flow variation in outgoing nodes.
How can this be avoided?

Solution

Distribute data traffic equally among all the outgoing nodes from an anonymity preserving node.

Known Uses

Constant link padding in a mix network with batched routing.

Related Patterns

Batched Routing

Source

Hafiz Privacy Patterns

Tags

Anonymity, Privacy, Link, Routing


 

Last modified: May 05, 2012

Conceived and Maintained by: Munawar Hafiz