Faster Compact Diffie-Hellman: Endomorphisms on the x-line

dc.contributor.author Craig Costello
dc.contributor.author Huseyin Hisil
dc.contributor.author Benjamin Smith
dc.contributor.author Costello, Craig
dc.contributor.author Hisil, Huseyin
dc.contributor.author Smith, Benjamin
dc.contributor.editor PQ Nguyen
dc.contributor.editor E Oswald
dc.coverage.spatial 33rd Annual International-Association-for-Cryptologic-Research Eurocrypt Conference on the Theory and Applications of Cryptographic Techniques (EUROCRYPT)
dc.date.accessioned 2025-10-06T16:22:48Z
dc.date.issued 2014
dc.description.abstract We describe an implementation of fast elliptic curve scalar multiplication optimized for Diffie-Hellman Key Exchange at the 128-bit security level. The algorithms are compact (using only x-coordinates) run in constant time with uniform execution patterns and do not distinguish between the curve and its quadratic twist, they thus have a built-in measure of side-channel resistance. (For comparison we also implement two faster but non-constant-time algorithms.) The core of our construction is a suite of two-dimensional differential addition chains driven by efficient endomorphism decompositions built on curves selected from a family of Q-curve reductions over F-p2 with p = 2(127) - 1. We include state-of-the-art experimental results for twist-secure constant-time x-coordinate-only scalar multiplication.
dc.description.sponsorship International Association for Cryptologic Research (IACR)
dc.identifier.doi 10.1007/978-3-642-55220-5_11
dc.identifier.isbn 978-3-642-55220-5, 978-3-642-55219-9
dc.identifier.isbn 9783642552199
dc.identifier.isbn 9783642552205
dc.identifier.issn 0302-9743
dc.identifier.issn 1611-3349
dc.identifier.scopus 2-s2.0-84901674442
dc.identifier.uri https://gcris.yasar.edu.tr/handle/123456789/7550
dc.identifier.uri https://doi.org/10.1007/978-3-642-55220-5_11
dc.language.iso English
dc.publisher SPRINGER-VERLAG BERLIN
dc.relation.ispartof 33rd Annual International-Association-for-Cryptologic-Research Eurocrypt Conference on the Theory and Applications of Cryptographic Techniques (EUROCRYPT)
dc.relation.ispartofseries Lecture Notes in Computer Science
dc.rights info:eu-repo/semantics/openAccess
dc.source ADVANCES IN CRYPTOLOGY - EUROCRYPT 2014
dc.subject Elliptic curve cryptography, scalar multiplication, twist-secure, side channel attacks, endomorphism, Kummer variety, addition chains, Montgomery curve
dc.subject ELLIPTIC CURVE, IMPROVED ALGORITHM, LOGARITHMS
dc.subject Endomorphism
dc.subject Kummer Variety
dc.subject Montgomery Curve
dc.subject Side Channel Attacks
dc.subject Scalar Multiplication
dc.subject Twist-secure
dc.subject Addition Chains
dc.subject Elliptic Curve Cryptography
dc.title Faster Compact Diffie-Hellman: Endomorphisms on the x-line
dc.type Conference Object
dspace.entity.type Publication
gdc.author.id Costello, Craig/0000-0001-5423-7714
gdc.author.id HISIL, HUSEYIN/0000-0002-1019-2187
gdc.author.id Smith, Benjamin/0000-0002-6701-1420
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gdc.author.scopusid 13408968300
gdc.author.scopusid 34168416500
gdc.author.wosid HISIL, HUSEYIN/L-9151-2013
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gdc.description.department
gdc.description.departmenttemp [Costello, Craig] Microsoft Res, Redmond, WA 98052 USA; [Hisil, Huseyin] Yasar Univ, Izmir, Turkey; [Smith, Benjamin] INRIA Equipe Projet GRACE, Paris, France; [Smith, Benjamin] Ecole Polytech, LIX Lab Informat, F-91128 Palaiseau, France
gdc.description.endpage 200
gdc.description.publicationcategory Konferans Öğesi - Uluslararası - Kurum Öğretim Elemanı
gdc.description.startpage 183
gdc.description.volume 8441
gdc.description.woscitationindex Conference Proceedings Citation Index - Science
gdc.identifier.openalex W1925988926
gdc.identifier.wos WOS:000352691200011
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gdc.oaire.keywords addition chains
gdc.oaire.keywords Montgomery curve
gdc.oaire.keywords 510
gdc.oaire.keywords Kummer variety
gdc.oaire.keywords side channel attacks
gdc.oaire.keywords Elliptic curve cryptography
gdc.oaire.keywords scalar multiplication
gdc.oaire.keywords endomorphism
gdc.oaire.keywords twist-secure
gdc.oaire.keywords [INFO.INFO-CR] Computer Science [cs]/Cryptography and Security [cs.CR]
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gdc.oaire.sciencefields 0102 computer and information sciences
gdc.oaire.sciencefields 02 engineering and technology
gdc.oaire.sciencefields 01 natural sciences
gdc.oaire.sciencefields 0202 electrical engineering, electronic engineering, information engineering
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gdc.opencitations.count 20
gdc.plumx.crossrefcites 12
gdc.plumx.mendeley 30
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gdc.scopus.citedcount 24
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oaire.citation.endPage 200
oaire.citation.startPage 183
person.identifier.orcid HISIL- HUSEYIN/0000-0002-1019-2187, Smith- Benjamin/0000-0002-6701-1420, Costello- Craig/0000-0001-5423-7714
publicationvolume.volumeNumber 8441
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