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Keyed hash function based on a chaotic map

Web1 mrt. 2012 · Secure hash functions play a fundamental role in cryptographic and Web applications. They are mainly used, within digital signature schemes, to verify the … WebHash round functions are implemented by one of the chaotic maps and can work in parallel mode to provide high performance and security. The proposed hash function has a very simple and flexible design, which produces different lengths of keyed hash functions using different chaotic maps.

Constructing chaos-based hash function via parallel impulse ...

Web28 nov. 2024 · Another popular application of chaotic maps in cryptography is in the design of hash functions. Hash functions take a message of arbitrary length and produces a fixed-length output that acts as a digital fingerprint of a message. This fixed length output is known as a hash value or message digest. Web10 dec. 2012 · Chaotic keyed hash function based on the lookup table of functions In this section, we first exploit the piecewise linear chaotic map (PWLCM), then illustrate the … star pediatric group https://imoved.net

Improvement and performance analysis of a novel hash function based …

Web1 jun. 2012 · There are two types of hash functions. One makes use of a secret key, the other does not. The keyed hash function is called as a message authentication codes … Web12 mei 2024 · A message authentication code (MAC) is generated by applying a hash function over the input message (line 2, in Algorithm 2), using a key K and a random … Web17 sep. 2024 · Keyed Parallel Hash Algorithm Based on Multiple Chaotic Maps (KPHA-MCM) Abstract: Hash functions are considered as the core of cryptography, which … peter pan on the rooftop

Keyed hash function based on a chaotic map - ScienceDirect

Category:A fast and efficient chaos-based keyed hash function

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Keyed hash function based on a chaotic map

Keyed hash function based on a chaotic map - ScienceDirect

Web22 jul. 2011 · The chaotic neural network structure of the blocked hash function proposed in the algorithm is shown in Fig. 1, which consists of both the input layer and the output layer. The input layer has eight neurons, and the output layer has four neurons. Fig. 1 The structure of two-layer neural network Full size image Web1 jan. 2013 · In this paper, we propose a chaotic hash function based on a single 4-dimensional chaotic cat map whose irregular outputs are used to introduce …

Keyed hash function based on a chaotic map

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Web3 apr. 2024 · An approach of generating secure hash functions is presented using blended chaotic maps in novel manner. 2. A number of chaotic maps are utilized so as to enlarge the size of the secret key. 3. The proposed approach is designed to hold the property of ease of computation with effective compression. Web3 apr. 2024 · An approach of generating secure hash functions is presented using blended chaotic maps in novel manner. 2. A number of chaotic maps are utilized so as to …

Web5 jan. 2016 · We evaluate the proposed hash function based on a generalized chaotic mapping with variable parameters in terms of distribution of hash value, sensitivity of … Web22 mei 2024 · The keyed hash function has a larger key space and can generate 224, 256, 384, 512 or longer hash value via parameter switcher. Theoretical analysis and …

Web1 jan. 2013 · A keyed hash function requires a secret key, which is shared between the communicating parties, while an unkeyed hash function does not require such a key. A …

WebA keyed hash algorithm is proposed based on 1-D enhanced quadratic map (EQM) with varying parameter. Three measures, including assigning unique one-time keys, key expansion, and hash...

WebCombining RBF neural network and chaotic map to construct hash function. Authors: Pengcheng Wei. Department of Computer Science and Engineering, Chongqing University, China. Department of Computer Science and Engineering, Chongqing University, China. star pediatrics lewisville txWeb30 jan. 2013 · This paper presents a new high-speed topologically-simple keyed hash function based on a sinusoidal map, which offers high-degree of chaos over most … star peerless brewery belleville ilWeb20 jul. 2024 · The hash algorithm is so flexible that it can be keyed or unkeyed and can generate 256-bit, 512-bit, 1024-bit, or longer hash value through a parameter switcher. … star pediatrics ohioWeb1 mrt. 2012 · Hash functions based on chaotic maps have been proposed (Kanso et al. 2012; Kanso and Ghebleh 2013) in the past few years, some 1D chaotic maps such as … star people power hcm solutionWeb1 sep. 2006 · Simulation results show that the chaotic keyed Hash function based on the couple chaotic system has good one-way, weak collision property, better security and it … star pediatrics saddle brook njWeb1 jan. 2011 · In the last decade, various hash functions based on chaotic maps are proposed. Many of the proposed algorithms are proved as unsecure or slaw speed hash function algorithms. star pediatric group lewisville txWeb1 mrt. 2012 · A novel parallel chaotic hashing model is proposed that integrates multiple chaotic maps as a single chaotic system to generate an n-bit hash value for a given … peter pan onlus