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On post-compromise security

Abstract:

In this work we study communication with a party whose secrets have already been compromised. At first sight, it may seem impossible to provide any type of security in this scenario. However, under some conditions, practically relevant guarantees can still be achieved. We call such guarantees “postcompromise security”.


We provide the first informal and formal definitions for post-compromise security, and show that it can be achieved in several scenarios. At a technical level, ...

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Publication status:
Published
Peer review status:
Peer reviewed
Version:
Accepted manuscript

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Publisher copy:
10.1109/CSF.2016.19

Authors


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Institution:
University of Oxford
Department:
Oxford, MPLS, Computer Science
More by this author
Institution:
University of Oxford
Department:
Oxford, MPLS, Computer Science
More by this author
Institution:
University of Oxford
Department:
Oxford, MPLS, Computer Science
Engineering and Physical Sciences Research Council More from this funder
Publisher:
IEEE Publisher's website
Publication date:
2016-06-12
DOI:
ISSN:
2374-8303
URN:
uuid:241da365-1c73-4b6a-826c-f122c4c1e1b8
Source identifiers:
620543
Local pid:
pubs:620543

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