{"id":"https://openalex.org/W4308642224","doi":"https://doi.org/10.1145/3548606.3560656","title":"On the Adaptive Security of the Threshold BLS Signature Scheme","display_name":"On the Adaptive Security of the Threshold BLS Signature Scheme","publication_year":2022,"publication_date":"2022-11-07","ids":{"openalex":"https://openalex.org/W4308642224","doi":"https://doi.org/10.1145/3548606.3560656"},"language":"en","primary_location":{"id":"doi:10.1145/3548606.3560656","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3548606.3560656","pdf_url":null,"source":{"id":"https://openalex.org/S4363608815","display_name":"Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://figshare.com/articles/conference_contribution/On_the_Adaptive_Security_of_the_Threshold_BLS_Signature_Scheme/24614850","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112976254","display_name":"Renas Bacho","orcid":null},"institutions":[{"id":"https://openalex.org/I4210128801","display_name":"Helmholtz Center for Information Security","ror":"https://ror.org/02njgxr09","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I4210128801"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Renas Bacho","raw_affiliation_strings":["CISPA Helmoltz Center for Information Security, Saarbr\u00fccken, Germany"],"affiliations":[{"raw_affiliation_string":"CISPA Helmoltz Center for Information Security, Saarbr\u00fccken, Germany","institution_ids":["https://openalex.org/I4210128801"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018889893","display_name":"Julian Loss","orcid":"https://orcid.org/0000-0002-7979-3810"},"institutions":[{"id":"https://openalex.org/I4210128801","display_name":"Helmholtz Center for Information Security","ror":"https://ror.org/02njgxr09","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I4210128801"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Julian Loss","raw_affiliation_strings":["CISPA Helmoltz Center for Information Security, Saarbr\u00fccken, Germany"],"affiliations":[{"raw_affiliation_string":"CISPA Helmoltz Center for Information Security, Saarbr\u00fccken, Germany","institution_ids":["https://openalex.org/I4210128801"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5112976254"],"corresponding_institution_ids":["https://openalex.org/I4210128801"],"apc_list":null,"apc_paid":null,"fwci":7.618,"has_fulltext":false,"cited_by_count":75,"citation_normalized_percentile":{"value":0.98039216,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"193","last_page":"207"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.9997000098228455,"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":0.9997000098228455,"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/T10772","display_name":"Distributed systems and fault tolerance","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10927","display_name":"Access Control and Trust","score":0.9850999712944031,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6936678886413574},{"id":"https://openalex.org/keywords/discrete-logarithm","display_name":"Discrete logarithm","score":0.5914995074272156},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.5668656826019287},{"id":"https://openalex.org/keywords/signature","display_name":"Signature (topology)","score":0.5590702295303345},{"id":"https://openalex.org/keywords/security-parameter","display_name":"Security parameter","score":0.538677990436554},{"id":"https://openalex.org/keywords/concrete-security","display_name":"Concrete security","score":0.5208407044410706},{"id":"https://openalex.org/keywords/protocol","display_name":"Protocol (science)","score":0.48027801513671875},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.4768187403678894},{"id":"https://openalex.org/keywords/modular-design","display_name":"Modular design","score":0.4523591995239258},{"id":"https://openalex.org/keywords/asynchronous-communication","display_name":"Asynchronous communication","score":0.4469713270664215},{"id":"https://openalex.org/keywords/cryptographic-protocol","display_name":"Cryptographic protocol","score":0.4442555904388428},{"id":"https://openalex.org/keywords/provable-security","display_name":"Provable security","score":0.4339067339897156},{"id":"https://openalex.org/keywords/impossibility","display_name":"Impossibility","score":0.4334968328475952},{"id":"https://openalex.org/keywords/logarithm","display_name":"Logarithm","score":0.4245089292526245},{"id":"https://openalex.org/keywords/mathematical-proof","display_name":"Mathematical proof","score":0.42126837372779846},{"id":"https://openalex.org/keywords/public-key-cryptography","display_name":"Public-key cryptography","score":0.3093300759792328},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.28359732031822205},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2714093327522278},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.2270384132862091},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.15498441457748413},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.13257136940956116}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6936678886413574},{"id":"https://openalex.org/C173259116","wikidata":"https://www.wikidata.org/wiki/Q864003","display_name":"Discrete logarithm","level":4,"score":0.5914995074272156},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.5668656826019287},{"id":"https://openalex.org/C2779696439","wikidata":"https://www.wikidata.org/wiki/Q7512811","display_name":"Signature (topology)","level":2,"score":0.5590702295303345},{"id":"https://openalex.org/C2776711565","wikidata":"https://www.wikidata.org/wiki/Q7445058","display_name":"Security parameter","level":3,"score":0.538677990436554},{"id":"https://openalex.org/C147343967","wikidata":"https://www.wikidata.org/wiki/Q5159078","display_name":"Concrete security","level":3,"score":0.5208407044410706},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.48027801513671875},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.4768187403678894},{"id":"https://openalex.org/C101468663","wikidata":"https://www.wikidata.org/wiki/Q1620158","display_name":"Modular design","level":2,"score":0.4523591995239258},{"id":"https://openalex.org/C151319957","wikidata":"https://www.wikidata.org/wiki/Q752739","display_name":"Asynchronous communication","level":2,"score":0.4469713270664215},{"id":"https://openalex.org/C33884865","wikidata":"https://www.wikidata.org/wiki/Q1254335","display_name":"Cryptographic protocol","level":3,"score":0.4442555904388428},{"id":"https://openalex.org/C131672422","wikidata":"https://www.wikidata.org/wiki/Q852594","display_name":"Provable security","level":3,"score":0.4339067339897156},{"id":"https://openalex.org/C2776261394","wikidata":"https://www.wikidata.org/wiki/Q315562","display_name":"Impossibility","level":2,"score":0.4334968328475952},{"id":"https://openalex.org/C39927690","wikidata":"https://www.wikidata.org/wiki/Q11197","display_name":"Logarithm","level":2,"score":0.4245089292526245},{"id":"https://openalex.org/C108710211","wikidata":"https://www.wikidata.org/wiki/Q11538","display_name":"Mathematical proof","level":2,"score":0.42126837372779846},{"id":"https://openalex.org/C203062551","wikidata":"https://www.wikidata.org/wiki/Q201339","display_name":"Public-key cryptography","level":3,"score":0.3093300759792328},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.28359732031822205},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2714093327522278},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.2270384132862091},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.15498441457748413},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.13257136940956116},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/3548606.3560656","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3548606.3560656","pdf_url":null,"source":{"id":"https://openalex.org/S4363608815","display_name":"Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security","raw_type":"proceedings-article"},{"id":"pmh:oai:figshare.com:article/24614850","is_oa":true,"landing_page_url":"https://figshare.com/articles/conference_contribution/On_the_Adaptive_Security_of_the_Threshold_BLS_Signature_Scheme/24614850","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},{"id":"doi:10.60882/cispa.24614850.v1","is_oa":true,"landing_page_url":"https://doi.org/10.60882/cispa.24614850.v1","pdf_url":null,"source":{"id":"https://openalex.org/S7407050916","display_name":"CISPA Helmholtz Center","issn_l":null,"issn":[],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:figshare.com:article/24614850","is_oa":true,"landing_page_url":"https://figshare.com/articles/conference_contribution/On_the_Adaptive_Security_of_the_Threshold_BLS_Signature_Scheme/24614850","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},"sustainable_development_goals":[{"score":0.8399999737739563,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[{"id":"https://openalex.org/G5106512922","display_name":null,"funder_award_id":"Deutsche Forschungsgemeinschaft (DFG","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"},{"id":"https://openalex.org/G926695147","display_name":"Beweisbar sicheres Mehrspielersignieren in realistischen Angriffsmodellen","funder_award_id":"507237585","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"}],"funders":[{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W1523616062","https://openalex.org/W1546996295","https://openalex.org/W1730634423","https://openalex.org/W1885156594","https://openalex.org/W1963710334","https://openalex.org/W2006699751","https://openalex.org/W2035362408","https://openalex.org/W2112138431","https://openalex.org/W2116593077","https://openalex.org/W2138775315","https://openalex.org/W2158276883","https://openalex.org/W2167882086","https://openalex.org/W2468121714","https://openalex.org/W2607790354","https://openalex.org/W2728543642","https://openalex.org/W2811448169","https://openalex.org/W2884510571","https://openalex.org/W2890219821","https://openalex.org/W2890748062","https://openalex.org/W2911825405","https://openalex.org/W2962882087","https://openalex.org/W2963820254","https://openalex.org/W2963873436","https://openalex.org/W2970282636","https://openalex.org/W2980108059","https://openalex.org/W3022524423","https://openalex.org/W3046310492","https://openalex.org/W3046337615","https://openalex.org/W3046841722","https://openalex.org/W3096294846","https://openalex.org/W3096691500","https://openalex.org/W3096981287","https://openalex.org/W3106855293","https://openalex.org/W3107287909","https://openalex.org/W3108205245","https://openalex.org/W3202661077","https://openalex.org/W4214547344","https://openalex.org/W4285183274","https://openalex.org/W4376530400"],"related_works":["https://openalex.org/W3023904122","https://openalex.org/W2951474388","https://openalex.org/W1526844866","https://openalex.org/W2765944687","https://openalex.org/W2610688825","https://openalex.org/W2180648809","https://openalex.org/W1986573501","https://openalex.org/W2007784833","https://openalex.org/W2060916614","https://openalex.org/W2186631032"],"abstract_inverted_index":{"Threshold":[0],"signatures":[1,22],"are":[2,23,88,174],"a":[3,71,116,122,128,151,216],"crucial":[4],"tool":[5],"for":[6,49,132],"many":[7],"distributed":[8,32,133],"protocols.":[9,54],"As":[10],"shown":[11],"by":[12,104,144],"Cachin,":[13],"Kursawe,":[14],"and":[15,37,65,176,200],"Shoup":[16],"(PODC":[17],"'00),":[18],"schemes":[19],"with":[20,160],"unique":[21,64],"of":[24,58,99,167,190,203],"particular":[25],"importance,":[26],"as":[27,194],"they":[28],"allow":[29],"to":[30,180,224],"implement":[31],"coin":[33],"flipping":[34],"very":[35,66],"efficiently":[36],"without":[38],"any":[39,157],"timing":[40],"assumptions.":[41],"This":[42],"makes":[43],"them":[44],"an":[45,209],"ideal":[46],"building":[47],"block":[48],"(inherently":[50],"randomized)":[51],"asynchronous":[52],"consensus":[53,79],"The":[55],"threshold-BLS":[56],"signature":[57,103],"Boldyreva":[59],"(PKC":[60],"'03)":[61],"is":[62,142,220],"both":[63],"compact,":[67],"but":[68],"unfortunately":[69],"lacks":[70],"security":[72,98,118,130,153],"proof":[73,119],"against":[74],"adaptive":[75,111],"adversaries.":[76],"Thus,":[77],"current":[78],"protocols":[80,136,146],"either":[81],"rely":[82],"on":[83],"less":[84],"efficient":[85],"alternatives":[86],"or":[87],"not":[89],"adaptively":[90],"secure.":[91,228],"In":[92],"this":[93,161],"work,":[94],"we":[95,163,207],"revisit":[96],"the":[97,100,106,168,195,201,214,226],"threshold":[101,169],"BLS":[102,170],"showing":[105],"following":[107],"results,":[108],"assuming":[109],"t":[110],"corruptions:":[112],"-":[113,185],"We":[114,126,138],"give":[115],"modular":[117],"that":[120,140,147],"follows":[121],"two-step":[123],"approach:":[124],"1)":[125],"introduce":[127],"new":[129],"notion":[131],"key":[134],"generation":[135],"(DKG).":[137],"show":[139],"it":[141],"satisfied":[143],"several":[145],"previously":[148],"only":[149],"had":[150],"static":[152],"proof.":[154],"2)":[155],"Assuming":[156],"DKG":[158],"protocol":[159],"property,":[162],"then":[164],"prove":[165,208,225],"unforgeability":[166],"scheme.":[171],"Our":[172],"reductions":[173],"tight":[175],"can":[177],"be":[178],"used":[179],"substantiate":[181],"real-world":[182],"parameter":[183],"choices.":[184],"To":[186],"justify":[187],"our":[188],"use":[189],"strong":[191,217],"assumptions":[192],"such":[193],"algebraic":[196],"group":[197],"model":[198],"(AGM)":[199],"hardness":[202],"one-more-discrete":[204],"logarithm":[205],"(OMDL),":[206],"impossibility":[210],"result:":[211],"Even":[212],"in":[213,222],"AGM,":[215],"interactive":[218],"assumption":[219],"required":[221],"order":[223],"scheme":[227]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":31},{"year":2024,"cited_by_count":25},{"year":2023,"cited_by_count":16},{"year":2022,"cited_by_count":1}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}
