Advances in Cryptology – EUROCRYPT 2012: 31st Annual by Antoine Joux (auth.), David Pointcheval, Thomas Johansson PDF

Posted by

By Antoine Joux (auth.), David Pointcheval, Thomas Johansson (eds.)

ISBN-10: 3642290116

ISBN-13: 9783642290114

This ebook constitutes the refereed court cases of the thirty first Annual overseas convention at the thought and functions of Cryptographic options, EUROCRYPT 2012, held in Cambgridge, united kingdom, in April 2012.
The forty-one papers, provided including 2 invited talks, have been conscientiously reviewed and chosen from 195 submissions. The papers are equipped in topical sections on index calculus, symmetric buildings, safe computation, protocols, lossy trapdoor capabilities, instruments, symmetric cryptanalysis, absolutely homomorphic encryption, uneven cryptanalysis, effective savings, public-key schemes, protection versions, and lattices.

Show description

Read Online or Download Advances in Cryptology – EUROCRYPT 2012: 31st Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cambridge, UK, April 15-19, 2012. Proceedings PDF

Best international books

Read e-book online Articulated Motion and Deformable Objects: Second PDF

This booklet constitutes the refereed court cases of the second one foreign Workshop on Articulated movement and Deformable items, AMDO 2002, held in Palma de Mallorca, Spain in November 2002. The 21 revised complete papers provided have been rigorously reviewed and chosen for inclusion within the publication. one of the themes addressed are geometric and actual deformable items, movement research, articulated types and animation, visualization of deformable versions, 3D restoration from movement, unmarried or a number of human movement research and synthesis, functions of deformable types and movement research, face monitoring, restoration and popularity types.

Get Magnetic Resonance: Proceedings of the International PDF

TWENTY-FIVE years in the past in Russia, Zavoisky made the 1st experimen­ tal remark of electron spin resonances; and a yr later Purcell, Torrey and Pound at Harvard and Bloch, Hansen and Packard at Stanford ('The Harvard of the West') saw nuclear magnetic resonances for the 1st time. In either situations (ESR and NMR) the phenomena were formerly anticipated, and Gorter - without doubt the most unfortunate experimenters of our time - had made his noble makes an attempt to observe magnetic resonances.

Human-Computer Interaction. Towards Intelligent and Implicit by Kwang-Ok An, Da-Hey Kim, Jongbae Kim (auth.), Masaaki Kurosu PDF

The five-volume set LNCS 8004--8008 constitutes the refereed court cases of the fifteenth overseas convention on Human-Computer interplay, HCII 2013, held in Las Vegas, NV, united states in July 2013. the complete of 1666 papers and 303 posters offered on the HCII 2013 meetings was once conscientiously reviewed and chosen from 5210 submissions.

Advances in Spatial Data Handling: 10th International by Nadjim Chelghoum, Karine Zeitouni, Azedine Boulmakoul PDF

This publication, entitled Advances in Spatial info dealing with, is a compendium of papers because of the foreign Symposium on Spatial information dealing with (SDH), held in Ottawa, Canada, July 9-12, 2002. The SDH convention sequence has been organised as one of many major actions of the overseas Geographical Union (IGU) because it used to be first all started in Zurich in 1984.

Additional info for Advances in Cryptology – EUROCRYPT 2012: 31st Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cambridge, UK, April 15-19, 2012. Proceedings

Example text

2 Preliminaries In this section, we introduce definitions, notations and recall well known results concerning polynomial system solving. 1 31 Definition and Notation Let F2 be the finite field of cardinality 2. We will consider a degree n extension F2n of F2 . We will often see F2n as an n dimensional vector space over F2 . Let {θ1 , . . , θn } be a basis of F2n over F2 . We will use bold letters for elements, variables and polynomials over F2n and normal letters for elements, variables and polynomials over F2 .

Yi,n }, 1 ≤ i ≤ m. t. each block of variables Xi , 1 ≤ i ≤ m. This lemma implies that the new equations (obtained from mf ) are algebraic combinations of the original ones (obtained from f ). In particular, they can a priori be recovered “in a hidden form” with any Gröbner basis algorithm at degree Dapriori = mt + m j=1 W (ej ). The value Dapriori is the degree that the equations ↓ [(mf )V ]k should have a priori from the algebraic dependencies of Lemma 1. It is Improving the Complexity of Index Calculus Algorithms 35 the sum of the degree of the deployments of f (at most mt) and the degree of each m polynomial pj,k at most j=1 W (ej ) .

To rebalance the two phases using double large primes, we divide the size of factor base by about 40 000; the total computation time then becomes 6 × 1010 years. If E admits a non-hyperelliptic genus 3 cover C|Fp2 , this cover admits a degree 4 plane model on which we can apply Diem’s index calculus [8]. 74 s to complete 10 000 tests, yielding 4 972 relations. This means that 700 000 years are necessary to collect p2 /2 relations. With the adapted double large prime variation, the optimal small factor base contains about p elements, and the linear algebra cost becomes negligible compared to the relation search.

Download PDF sample

Advances in Cryptology – EUROCRYPT 2012: 31st Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cambridge, UK, April 15-19, 2012. Proceedings by Antoine Joux (auth.), David Pointcheval, Thomas Johansson (eds.)


by Thomas
4.5

Rated 4.29 of 5 – based on 36 votes