The k-error linear complexity distribution for 2n-periodic binary sequences

The linear complexity and the k-error linear complexity of a sequence have been used as important security measures for key stream sequence strength in linear feedback shift register design. By using the sieve method of combinatorics, we investigate the k-error linear complexity distribution of 2 n-...

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Main Authors: Zhou, Jianqin, Liu, Wan-quan
Format: Journal Article
Published: Springer 2013
Online Access:http://hdl.handle.net/20.500.11937/43040
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author Zhou, Jianqin
Liu, Wan-quan
author_facet Zhou, Jianqin
Liu, Wan-quan
author_sort Zhou, Jianqin
building Curtin Institutional Repository
collection Online Access
description The linear complexity and the k-error linear complexity of a sequence have been used as important security measures for key stream sequence strength in linear feedback shift register design. By using the sieve method of combinatorics, we investigate the k-error linear complexity distribution of 2 n-periodic binary sequences in this paper based on Games–Chan algorithm. First, for k=2,3, the complete counting functions for the k-error linear complexity of 2 n-periodic binary sequences (with linear complexity less than 2n) are characterized. Second, for k=3,4, the complete counting functions for the k-error linear complexity of 2 n-periodic binary sequences with linear complexity 2n are presented. Third, as a consequence of these results, the counting functions for the number of 2 n-periodic binary sequences with the k-error linear complexity for k=2 and 3 are obtained.
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institution Curtin University Malaysia
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spelling curtin-20.500.11937-430402017-09-13T15:06:00Z The k-error linear complexity distribution for 2n-periodic binary sequences Zhou, Jianqin Liu, Wan-quan The linear complexity and the k-error linear complexity of a sequence have been used as important security measures for key stream sequence strength in linear feedback shift register design. By using the sieve method of combinatorics, we investigate the k-error linear complexity distribution of 2 n-periodic binary sequences in this paper based on Games–Chan algorithm. First, for k=2,3, the complete counting functions for the k-error linear complexity of 2 n-periodic binary sequences (with linear complexity less than 2n) are characterized. Second, for k=3,4, the complete counting functions for the k-error linear complexity of 2 n-periodic binary sequences with linear complexity 2n are presented. Third, as a consequence of these results, the counting functions for the number of 2 n-periodic binary sequences with the k-error linear complexity for k=2 and 3 are obtained. 2013 Journal Article http://hdl.handle.net/20.500.11937/43040 10.1007/s10623-013-9805-8 Springer restricted
spellingShingle Zhou, Jianqin
Liu, Wan-quan
The k-error linear complexity distribution for 2n-periodic binary sequences
title The k-error linear complexity distribution for 2n-periodic binary sequences
title_full The k-error linear complexity distribution for 2n-periodic binary sequences
title_fullStr The k-error linear complexity distribution for 2n-periodic binary sequences
title_full_unstemmed The k-error linear complexity distribution for 2n-periodic binary sequences
title_short The k-error linear complexity distribution for 2n-periodic binary sequences
title_sort k-error linear complexity distribution for 2n-periodic binary sequences
url http://hdl.handle.net/20.500.11937/43040