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Mohamed et al., 2012 - Google Patents
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Mohamed et al., 2012 - Google Patents

Improved fixed-base comb method for fast scalar multiplication

Mohamed et al., 2012

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Document ID
8552661898691111718
Author
Mohamed N
Hashim M
Hutter M
Publication year
Publication venue
International Conference on Cryptology in Africa

External Links

Snippet

Computing elliptic-curve scalar multiplication is the most time consuming operation in any elliptic-curve cryptosystem. In the last decades, it has been shown that pre-computations of elliptic-curve points improve the performance of scalar multiplication especially in cases …
Continue reading at www.researchgate.net (PDF) (other versions)

Classifications

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    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/72—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic
    • G06F7/724—Finite field arithmetic
    • G06F7/726—Inversion; Reciprocal calculation; Division of elements of a finite field
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    • G06F7/72—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic
    • G06F7/724—Finite field arithmetic
    • G06F7/725—Finite field arithmetic over elliptic curves
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    • G06F7/52—Multiplying; Dividing
    • G06F7/523—Multiplying only
    • G06F7/533—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even
    • G06F7/5332—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even by skipping over strings of zeroes or ones, e.g. using the Booth Algorithm
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    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms

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