2nd c2si conference in honor of pr. c. carlet


During the last few years, there has been a rapid and an increasing development and adoption of cloud computing systems, technologies, applications and services. Decimal places chart This is owing mainly to many benefits this technology offers for businesses and organizations. Python tutorial point However, Cyber-security is considered among the most important issues and concerns for widespread adoption of cloud computing.

Cnn world markets futures Indeed, there are several major security issues and concerns facing Cloud Computing today such as data security, intrusions attacks, confidentiality and data integrity. Usd cny exchange rate This talk is dedicated to an overview of the state of the art of cloud computing cyber-security with the main objective to identify the main challenges and issues in this field, the different approaches and solutions proposed to address them and the open problems that need to be addressed.

The goal of this work is to give explicit interconnections between control theory and coding. Usd rate in india It is well-known the existence of a closed relation between linear systems over finite fields and convolutional codes that allow to understand some properties of convolutional codes and to construct them. Futures definition stock market The connection between convolutional codes and linear systems permit to consider control well a and analyze observability of convolutional codes under linear systems point of view.

of linear systems theory as well a study of input-state-output representation control systems. Binary search java A particular property considered in control systems theory called output-controllability property is analyzed and used for solve the decoding process of these kind of codes.

Finally, the concept of convolutional code as a linear system is extended to of convolutional codes over the product of finite fields views as families of convolutional codes.

On the other hand, the side-channel protections are presented as a coding problem where the information is mixed with randomness to weaken as much as possible the sensitive information leaked in the side-channel.

Regarding countermeasures, we give a formal analysis of some masking schemes, including enhancements based on codes contributed via fruitful collaborations with Claude.

has at most 2 solutions for any nonzero a and all b in GF(2^n). 99 usd to gbp APN functions are motivated by cryptographic applications but have also strong connections to coding theory and other areas of discrete mathematics.

This paper provides a survey and history of known results on APN functions and their Walsh transform. Exchange rate usd pound The Walsh spectra of three classes of quadratic APN functions with previously unknown Walsh spectra are determined, making use of some techniques developed by Dobbertin and Bracken et. Gdp to usd al. The box nyc dress code Furthermore, we prove that a class of quadratic trinomial APN functions recently constructed by Gologlu is affine equivalent to Gold functions.

Abstract: In this work the first linearly homomorphic authenticated encryption scheme with public verifiability and provable correctness, called LEPCoV, is presented. Call option strike price It improves the initial proposal by avoiding false negatives during the verification algorithm. Binary to decimal examples This work provides a detailed description of LEPCoV, a comparison with the original scheme, a security and correctness proof, and a performance analysis showing that all algorithms run in reasonable time for parameters that are currently considered secure. Usd to zmk The scheme presented here allows a user to outsource computations on encrypted data to the cloud, such that any third party can verify the correctness of the computations without having access to the original data. Euro dollar exchange rate This makes this work an important contribution to cloud computing and applications where operations on sensitive data have to be performed, such as statistics on medical records and tallying of electronically cast votes.

Abstract: The purpose of this work is to present new advances on the weight distribution of the duals of some cyclic codes with two zeros. Gbp to usd forecast 2016 More specifically, our contribution improves the sufficient numerical conditions that determine the weight distribution for the class of reducible cyclic codes that were studied in [19] and in [17]. Gbp usd forecast 2016 Furthermore, as will be shown later, a conclusion here will be that thanks to these previous works and the present contribution, we can determine the weight distribution for an extended family of reducible cyclic codes. Pound usd exchange rate More specifically, we are going to determine the weight distribution for all the elements of an extended family of reducible cyclic codes that fully covers one of the open cases suggested in [20]. Gbp to usd chart In addition, as will be seen further on, through our results we obtain an alternative description for one of the families of cross-correlation functions studied in [8].

Abstract: Starting from a secondary construction of binary bent functions given by Carlet in 2006, Mesnager has refined Carlet’s result in 2014 and showed how one can construct several new primary constructions of bent functions.

In particular, she has showed that three tuples of permutations over the finite field $\mathbb{F}_{2^m}$ such that the inverse of their sum equals to the sum of their inverses give rise to a construction of a bent function given with its dual. Usd football schedule It is not quite easy to find permutations satisfying such a strong condition $(\mathcal{A}_m)$.

Nevertheless, Mesnager has derived several candidates of such permutations in 2015, and showed in 2016 that in the case of involutions, the problem of construction of bent functions is among to solve arithmetical and algebraic problems over finite fields.

This paper is in the line of those previous works. Usd to yen forecast We present new families of permutations satisfying $(\mathcal{A}_m)$ as well as new infinite families of permutations

give rise to new primary constructions of bent functions given with their dual. Famous quotes about life lessons And also, we show that our new families are not in the class of Maiorana-McFarland in general.

Abstract: Group signature is a cryptographic primitive where a user can anonymously sign a message on behalf of group users. Egp to usd The dynamic case in group signature is more interesting than the static one. Rand pound exchange rate graph The general idea of this scheme consists in finding a collision between tow ciphertexts using two different Quasi-cyclic Moderate Density Parity-Check (QC-MDPC) matrices in McEliece cryptosystem. Pound to dollar exchange rate graph We use a variation of AGS Zero-Knowledge protocol to prove the possession of the secret key and then we use the Fiat Schamir transformation to turn it into a signature. 1 usd to rm malaysia The public key and signature sizes are constants and independent of group users size and are shorter than those presented in the literature for 80 bits security level. Exchange rate mexican peso to us dollar Furthermore the proposed group signature scheme presents several advantages: it is a dynamic group signature based on error correcting code assumptions which are supposed resistant to quantum computing.

Abstract: Cloud computing is a revolutionary information technology, that aims to provide reliable, customized and quality of service guaranteed environments, where virtualized and dynamic data are stored and shared among cloud users. Best quotes about love and life Thanks to its significant benefits such as: on demand resources and low maintenance costs, cloud computing becomes a trend in the area of new technologies that facilitates communication and access to information. Binary compound Despite the aforementioned facts, the distributed and open nature of this paradigm makes privacy and security of the stored resources a major challenge, that limits the use and agreement of cloud computing in practice. Dollar exchange rate to peso today Among the strong security policies adopted to address this problem, there are Intrusion Detection and Prevention Systems (IDPS), that enable the cloud architecture to detect anomalies through monitoring the usage of stored resources, and then reacting prevent their expansion. Futures markets news In this paper, we propose a secure, reliable and flexible IDPS mainly based on autonomous mobile agents, that are associated with tracing and revocation protocol. Gender quiz While roaming among multiple cloud servers, our mobile agent is charged with executing requested tasks and collecting needed information. Gbp usd fx Thus, on each cloud server a “cryptographic trace” is produced in which all behaviors, results and data involved in the execution are recorded, which allow to identify any possible intrusions and hence predict a response to prevent them or end their processing, through using a server revocation technique based on trust threshold.