Results 11 to 20 of about 1,394 (186)
The computational complexity of universal hashing [PDF]
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Yishay Mansour +2 more
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Universal Hashing and Geometric Codes [PDF]
A universal class of hash functions is, grosso modo, a collection of hash functions such that a random choice of a function in the set yields a low probability that any two distinct inputs will collide. The concept is due to Carter and Wegman, and has numerous applications. (See the introduction to [\textit{D. R.
Bierbrauer, Jürgen
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Universal Hashing and Multiple Authentication [PDF]
In this paper, we study unconditionally secure codes that provide authentication without secrecy. Our point of view is the universal hashing approach pioneered by Wegman and Carter in 1981. We first compare several recent universal-hashing based constructions for authentication codes.
Mustafa Atici, Douglas R. Stinson
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Strongly Universal String Hashing is Fast [PDF]
We present fast strongly universal string hashing families: they can process data at a rate of 0.2 CPU cycle per byte. Maybe surprisingly, we find that these families---though they require a large buffer of random numbers---are often faster than popular hash functions with weaker theoretical guarantees.
Lemire, Daniel, Kaser, Owen
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Combinatorial techniques for universal hashing [PDF]
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Stinson, D.R.
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On Risks of Using Cuckoo Hashing with Simple Universal Hash Classes [PDF]
Cuckoo hashing, introduced by Pagh and Rodler [10], is a dynamic dictionary data structure for storing a set S of n keys from a universe U, with constant lookup time and amortized expected constant insertion time.
Martin Dietzfelbinger, Ulf Schellbach
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The Message Authentication Code Based on Universal Hashing [PDF]
The article covers the research of message authentication codes based on universal hashing. The new message authentication code algorithm is described here. The analysis of the algorithm is also provided in this article.
T. A. Bilyk, A. U. Nesterenko
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Software Performance of Universal Hash Functions [PDF]
This paper compares the parameters sizes and software performance of several recent constructions for universal hash functions: bucket hashing, polynomial hashing, Toeplitz hashing, division hashing, evaluation hashing, and MMH hashing. An objective comparison between these widely varying approaches is achieved by defining constructions that offer a ...
Nevelsteen, W., Preneel, Bart
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Invertible Universal Hashing and the TET Encryption Mode [PDF]
This work describes a mode of operation, TET, that turns a regular block cipher into a length-preserving enciphering scheme for messages of (almost) arbitrary length. When using an n-bit block cipher, the resulting scheme can handle input of any bit-length between n and 2n and associated data of arbitrary length.
Shai Halevi
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Regular and almost universal hashing: an efficient implementation [PDF]
SummaryRandom hashing can provide guarantees regarding the performance of data structures such as hash tables – even in an adversarial setting. Many existing families of hash functions are universal: given two data objects, the probability that they have the same hash value is low given that we pick hash functions at random. However, universality fails
Dmytro Ivanchykhin +2 more
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