<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Stream ciphers form part of cryptographic primitives focused on privacy. Synchronous, symmetric and software-oriented stream cipher Rabbit is member of final portfolio of European Union's eStream project. Although it was designed to perform well in software, employed operations seem to compute effi­ciently in hardware. 128-bit security, with no known security weaknesses is claimed by Rabbit's designers. Since hardware performance of Rabbit was only estimated in the proposal of algorithm, comparison of direct and optimized FPGA im­plementations of Rabbit stream cipher is presented, identifying algorithm bot­tlenecks, discussing optimization techniques applied to algorithm computations, along with key area/time trade-offs.</p></abstract>

Stream ciphers form part of cryptographic primitives focused on privacy. Synchronous, symmetric and software-oriented stream cipher Rabbit is member of final portfolio of European Union's eStream project. Although it was designed to perform well in software, employed operations seem to compute effi­ciently in hardware. 128-bit security, with no known security weaknesses is claimed by Rabbit's designers. Since hardware performance of Rabbit was only estimated in the proposal of algorithm, comparison of direct and optimized FPGA im­plementations of Rabbit stream cipher is presented, identifying algorithm bot­tlenecks, discussing optimization techniques applied to algorithm computations, along with key area/time trade-offs.

Hardware optimizations of stream cipher rabbit

Mathematical Institute, Slovak Academy of Sciences Štefánikova 49, SK-814 73 Bratislava, SLOVAKIA

Tatra Mountains Mathematical Publications

{"article-title":"Hardware optimizations of stream cipher rabbit"}

Stream ciphers form part of cryptographic primitives focused on privacy. Synchronous, symmetric and software-oriented stream cipher Rabbit is member of final...

Hardware optimizations of stream cipher rabbit

Published Online: Nov 13, 2012

Page range: 87 - 101

DOI: https://doi.org/10.2478/v10127-011-0039-8

Keywords
Rabbit, stream cipher, FPGA, optimization, eStream.

This content is open access.

Hardware optimizations of stream cipher rabbit

Published Online: Nov 13, 2012

Page range: 87 - 101

DOI: https://doi.org/10.2478/v10127-011-0039-8

KeywordsRabbit, stream cipher, FPGA, optimization, eStream.

This content is open access.

Keywords
Rabbit, stream cipher, FPGA, optimization, eStream.