Title
On the Equality of Probabilistic Terms
Abstract
We consider a mild extension of universal algebra in which terms are built both from deterministic and probabilistic variables, and are interpreted as distributions. We formulate an equational proof system to establish equality between probabilistic terms, show its soundness, and provide heuristics for proving the validity of equations. Moreover, we provide decision procedures for deciding the validity of a system of equations under specific theories that are commonly used in cryptographic proofs, and use concatenation, truncation, and xor. We illustrate the applicability of our formalism in cryptographic proofs, showing how it can be used to prove standard equalities such as optimistic sampling and one-time padding as well as non-trivial equalities for standard schemes such as OAEP.
Year
DOI
Venue
2010
10.1007/978-3-642-17511-4_4
Logic Programming and Automated Reasoning/Russian Conference on Logic Programming
Keywords
Field
DocType
one-time padding,non-trivial equality,probabilistic term,decision procedure,standard equality,probabilistic variable,mild extension,standard scheme,cryptographic proof,equational proof system,system of equations,universal algebra,one time pad
Optimal asymmetric encryption padding,Computer science,Algorithm,Mathematical proof,Heuristics,Concatenation,Probabilistic logic,Soundness,Padding,Universal algebra
Conference
Volume
ISSN
ISBN
6355
0302-9743
3-642-17510-4
Citations 
PageRank 
References 
7
0.44
15
Authors
5
Name
Order
Citations
PageRank
Gilles Barthe12337152.36
Marion Daubignard2543.79
Bruce M. Kapron330826.02
Yassine Lakhnech491378.50
Vincent Laporte5813.61