{"id":"https://openalex.org/W2957074804","doi":"https://doi.org/10.1145/3327958.3329542","title":"A Tightly-Secure Lattice-Based Multisignature","display_name":"A Tightly-Secure Lattice-Based Multisignature","publication_year":2019,"publication_date":"2019-07-02","ids":{"openalex":"https://openalex.org/W2957074804","doi":"https://doi.org/10.1145/3327958.3329542","mag":"2957074804"},"language":"en","primary_location":{"id":"doi:10.1145/3327958.3329542","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3327958.3329542","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 6th on ASIA Public-Key Cryptography Workshop","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5108763068","display_name":"Masayuki Fukumitsu","orcid":"https://orcid.org/0000-0001-7471-4477"},"institutions":[{"id":"https://openalex.org/I159165171","display_name":"Hokkaido Information University","ror":"https://ror.org/00nyxpe17","country_code":"JP","type":"education","lineage":["https://openalex.org/I159165171"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masayuki Fukumitsu","raw_affiliation_strings":["Hokkaido Information University, Ebetsu, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hokkaido Information University, Ebetsu, Japan","institution_ids":["https://openalex.org/I159165171"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103153961","display_name":"Shingo Hasegawa","orcid":"https://orcid.org/0000-0001-9715-5495"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shingo Hasegawa","raw_affiliation_strings":["Tohoku University, Sendai, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.5907,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":{"value":0.87710862,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"3","last_page":"11"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10951","display_name":"Cryptographic Implementations and Security","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11017","display_name":"Chaos-based Image/Signal Encryption","score":0.9887999892234802,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/discrete-logarithm","display_name":"Discrete logarithm","score":0.7789547443389893},{"id":"https://openalex.org/keywords/learning-with-errors","display_name":"Learning with errors","score":0.6375116109848022},{"id":"https://openalex.org/keywords/lattice-problem","display_name":"Lattice problem","score":0.6338889002799988},{"id":"https://openalex.org/keywords/lattice","display_name":"Lattice (music)","score":0.6039509773254395},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5836576223373413},{"id":"https://openalex.org/keywords/concrete-security","display_name":"Concrete security","score":0.5252470374107361},{"id":"https://openalex.org/keywords/post-quantum-cryptography","display_name":"Post-quantum cryptography","score":0.47225919365882874},{"id":"https://openalex.org/keywords/lattice-based-cryptography","display_name":"Lattice-based cryptography","score":0.4465647339820862},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.44255346059799194},{"id":"https://openalex.org/keywords/factoring","display_name":"Factoring","score":0.4323461055755615},{"id":"https://openalex.org/keywords/lattice-reduction","display_name":"Lattice reduction","score":0.4267594516277313},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.4115738868713379},{"id":"https://openalex.org/keywords/quantum","display_name":"Quantum","score":0.40457406640052795},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.36841458082199097},{"id":"https://openalex.org/keywords/public-key-cryptography","display_name":"Public-key cryptography","score":0.31684261560440063},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.29614055156707764},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.18777307868003845},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.15725132822990417},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.15340331196784973},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.1203557550907135},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.11409002542495728},{"id":"https://openalex.org/keywords/quantum-information","display_name":"Quantum information","score":0.11017635464668274},{"id":"https://openalex.org/keywords/quantum-cryptography","display_name":"Quantum cryptography","score":0.10257318615913391}],"concepts":[{"id":"https://openalex.org/C173259116","wikidata":"https://www.wikidata.org/wiki/Q864003","display_name":"Discrete logarithm","level":4,"score":0.7789547443389893},{"id":"https://openalex.org/C2779014939","wikidata":"https://www.wikidata.org/wiki/Q6510239","display_name":"Learning with errors","level":3,"score":0.6375116109848022},{"id":"https://openalex.org/C168482242","wikidata":"https://www.wikidata.org/wiki/Q6497128","display_name":"Lattice problem","level":3,"score":0.6338889002799988},{"id":"https://openalex.org/C2781204021","wikidata":"https://www.wikidata.org/wiki/Q6497091","display_name":"Lattice (music)","level":2,"score":0.6039509773254395},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5836576223373413},{"id":"https://openalex.org/C147343967","wikidata":"https://www.wikidata.org/wiki/Q5159078","display_name":"Concrete security","level":3,"score":0.5252470374107361},{"id":"https://openalex.org/C108277079","wikidata":"https://www.wikidata.org/wiki/Q7233576","display_name":"Post-quantum cryptography","level":4,"score":0.47225919365882874},{"id":"https://openalex.org/C137660015","wikidata":"https://www.wikidata.org/wiki/Q6497083","display_name":"Lattice-based cryptography","level":5,"score":0.4465647339820862},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.44255346059799194},{"id":"https://openalex.org/C177225278","wikidata":"https://www.wikidata.org/wiki/Q192674","display_name":"Factoring","level":2,"score":0.4323461055755615},{"id":"https://openalex.org/C44274781","wikidata":"https://www.wikidata.org/wiki/Q6497132","display_name":"Lattice reduction","level":4,"score":0.4267594516277313},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.4115738868713379},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.40457406640052795},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.36841458082199097},{"id":"https://openalex.org/C203062551","wikidata":"https://www.wikidata.org/wiki/Q201339","display_name":"Public-key cryptography","level":3,"score":0.31684261560440063},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.29614055156707764},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.18777307868003845},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.15725132822990417},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.15340331196784973},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.1203557550907135},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11409002542495728},{"id":"https://openalex.org/C169699857","wikidata":"https://www.wikidata.org/wiki/Q2122243","display_name":"Quantum information","level":3,"score":0.11017635464668274},{"id":"https://openalex.org/C144901912","wikidata":"https://www.wikidata.org/wiki/Q471906","display_name":"Quantum cryptography","level":4,"score":0.10257318615913391},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3327958.3329542","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3327958.3329542","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 6th on ASIA Public-Key Cryptography Workshop","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","score":0.5299999713897705,"id":"https://metadata.un.org/sdg/16"}],"awards":[{"id":"https://openalex.org/G8213011545","display_name":null,"funder_award_id":"18K11288, 19K20272","funder_id":"https://openalex.org/F4320320212","funder_display_name":"Japan Society for the Promotion of Science London"}],"funders":[{"id":"https://openalex.org/F4320320212","display_name":"Japan Society for the Promotion of Science London","ror":"https://ror.org/02m7axw05"},{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W147447691","https://openalex.org/W200023587","https://openalex.org/W1493939036","https://openalex.org/W1505884345","https://openalex.org/W1541671717","https://openalex.org/W1548977089","https://openalex.org/W1568410209","https://openalex.org/W1590269256","https://openalex.org/W1592215194","https://openalex.org/W1755979721","https://openalex.org/W1790390278","https://openalex.org/W1817702704","https://openalex.org/W1875333899","https://openalex.org/W1928401044","https://openalex.org/W1985439922","https://openalex.org/W1998473519","https://openalex.org/W2001431231","https://openalex.org/W2022848027","https://openalex.org/W2063831477","https://openalex.org/W2089800851","https://openalex.org/W2132022887","https://openalex.org/W2134651419","https://openalex.org/W2137147061","https://openalex.org/W2148828749","https://openalex.org/W2150117343","https://openalex.org/W2164736940","https://openalex.org/W2167882086","https://openalex.org/W2482419090","https://openalex.org/W2483346752","https://openalex.org/W2502753018","https://openalex.org/W2544524846","https://openalex.org/W2594057045","https://openalex.org/W2751989631","https://openalex.org/W2791664942","https://openalex.org/W2794784663","https://openalex.org/W2889399034","https://openalex.org/W2915633271","https://openalex.org/W3026698754","https://openalex.org/W4248175462"],"related_works":["https://openalex.org/W4384027199","https://openalex.org/W3165155389","https://openalex.org/W4298094689","https://openalex.org/W2061949491","https://openalex.org/W2895855268","https://openalex.org/W2883034031","https://openalex.org/W3172324685","https://openalex.org/W3127629500","https://openalex.org/W2951286680","https://openalex.org/W2315723423"],"abstract_inverted_index":{"Multisignatures":[0],"enable":[1],"multiple":[2],"users":[3],"to":[4,51],"sign":[5],"a":[6,64,70,102],"message":[7],"in":[8],"an":[9],"interactive":[10],"manner.":[11],"Many":[12],"instantiations":[13],"are":[14,22,26,49,57],"proposed":[15,82],"for":[16],"multisignatures,":[17],"however,":[18],"most":[19],"of":[20],"them":[21],"quantum-insecure,":[23],"because":[24],"these":[25],"based":[27,43],"on":[28,44],"the":[29,34,45,79,89,107],"integer":[30],"factoring":[31],"assumption":[32],"or":[33],"discrete":[35],"logarithm":[36],"assumption.":[37,113],"Although":[38],"there":[39],"exist":[40],"some":[41],"constructions":[42],"lattice":[46],"problems,":[47],"which":[48,68,100],"believed":[50],"be":[52],"quantum-secure,":[53],"their":[54],"security":[55,72,104],"reductions":[56],"loose.":[58],"In":[59],"this":[60],"paper,":[61],"we":[62],"construct":[63],"first":[65],"lattice-based":[66,90],"multisignature":[67,80],"has":[69,101],"tight":[71,103],"reduction.":[73],"Our":[74],"basic":[75],"strategy":[76],"is":[77],"combining":[78],"scheme":[81,93],"by":[83,94],"El":[84],"Bansarkhani":[85],"and":[86,98],"Sturm":[87],"with":[88,111],"standard":[91],"signature":[92],"Abdalla,":[95],"Fouque,":[96],"Lyubashevsky":[97],"Tibouchi":[99],"reduction":[105],"from":[106],"Ring-LWE":[108],"(Ring":[109],"Learning":[110],"Error)":[112]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":3}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
