{"id":"https://openalex.org/W7130558809","doi":"https://doi.org/10.1109/tc.2026.3666176","title":"ByzTopia: Towards Practical Asynchronous BFT via Decoupling","display_name":"ByzTopia: Towards Practical Asynchronous BFT via Decoupling","publication_year":2026,"publication_date":"2026-02-19","ids":{"openalex":"https://openalex.org/W7130558809","doi":"https://doi.org/10.1109/tc.2026.3666176"},"language":null,"primary_location":{"id":"doi:10.1109/tc.2026.3666176","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tc.2026.3666176","pdf_url":null,"source":{"id":"https://openalex.org/S157670870","display_name":"IEEE Transactions on Computers","issn_l":"0018-9340","issn":["0018-9340","0016-9340","1557-9956","2326-3814"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Computers","raw_type":"journal-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":null,"display_name":"Guoyu Yang","orcid":"https://orcid.org/0000-0002-9777-6790"},"institutions":[{"id":"https://openalex.org/I66883779","display_name":"Weifang University","ror":"https://ror.org/01frp7483","country_code":"CN","type":"education","lineage":["https://openalex.org/I66883779"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guoyu Yang","raw_affiliation_strings":["School of Computer Engineering, Weifang University, Weifang, China"],"raw_orcid":"https://orcid.org/0000-0002-9777-6790","affiliations":[{"raw_affiliation_string":"School of Computer Engineering, Weifang University, Weifang, China","institution_ids":["https://openalex.org/I66883779"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Chang Chen","orcid":"https://orcid.org/0000-0003-4165-3545"},"institutions":[{"id":"https://openalex.org/I21193070","display_name":"Beijing Jiaotong University","ror":"https://ror.org/01yj56c84","country_code":"CN","type":"education","lineage":["https://openalex.org/I21193070"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chang Chen","raw_affiliation_strings":["Beijing Key Laboratory of Security and Privacy in Intelligent Transportation, Beijing Jiaotong University, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-4165-3545","affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Security and Privacy in Intelligent Transportation, Beijing Jiaotong University, Beijing, China","institution_ids":["https://openalex.org/I21193070"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Qi Chen","orcid":"https://orcid.org/0000-0001-7386-8706"},"institutions":[{"id":"https://openalex.org/I37987034","display_name":"Guangzhou University","ror":"https://ror.org/05ar8rn06","country_code":"CN","type":"education","lineage":["https://openalex.org/I37987034"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qi Chen","raw_affiliation_strings":["Institute of Artificial Intelligence, Guangzhou University, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0001-7386-8706","affiliations":[{"raw_affiliation_string":"Institute of Artificial Intelligence, Guangzhou University, Guangzhou, China","institution_ids":["https://openalex.org/I37987034"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078791514","display_name":"Ganqing Li","orcid":null},"institutions":[{"id":"https://openalex.org/I37987034","display_name":"Guangzhou University","ror":"https://ror.org/05ar8rn06","country_code":"CN","type":"education","lineage":["https://openalex.org/I37987034"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ganqing Li","raw_affiliation_strings":["Institute of Artificial Intelligence, Guangzhou University, Guangzhou, China"],"raw_orcid":"https://orcid.org/0009-0005-1666-9440","affiliations":[{"raw_affiliation_string":"Institute of Artificial Intelligence, Guangzhou University, Guangzhou, China","institution_ids":["https://openalex.org/I37987034"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5126438467","display_name":"Jin Li","orcid":null},"institutions":[{"id":"https://openalex.org/I37987034","display_name":"Guangzhou University","ror":"https://ror.org/05ar8rn06","country_code":"CN","type":"education","lineage":["https://openalex.org/I37987034"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jin Li","raw_affiliation_strings":["Institute of Artificial Intelligence, Guangzhou University, Guangzhou, China"],"raw_orcid":"https://orcid.org/0000-0003-0385-8793","affiliations":[{"raw_affiliation_string":"Institute of Artificial Intelligence, Guangzhou University, Guangzhou, China","institution_ids":["https://openalex.org/I37987034"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5126387000","display_name":"Debiao He","orcid":null},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Debiao He","raw_affiliation_strings":["School of Cyber Science and Engineering, Wuhan University, Wuhan, China"],"raw_orcid":"https://orcid.org/0000-0002-2446-7436","affiliations":[{"raw_affiliation_string":"School of Cyber Science and Engineering, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.15227504,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"75","issue":"5","first_page":"1878","last_page":"1891"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10772","display_name":"Distributed systems and fault tolerance","score":0.9933000206947327,"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"}},"topics":[{"id":"https://openalex.org/T10772","display_name":"Distributed systems and fault tolerance","score":0.9933000206947327,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.00279999990016222,"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/T10933","display_name":"Real-Time Systems Scheduling","score":0.0005000000237487257,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/asynchronous-communication","display_name":"Asynchronous communication","score":0.9223999977111816},{"id":"https://openalex.org/keywords/decoupling","display_name":"Decoupling (probability)","score":0.6697999835014343},{"id":"https://openalex.org/keywords/atomic-broadcast","display_name":"Atomic broadcast","score":0.49309998750686646},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.48739999532699585},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.46619999408721924},{"id":"https://openalex.org/keywords/asynchronous-system","display_name":"Asynchronous system","score":0.4593000113964081},{"id":"https://openalex.org/keywords/protocol","display_name":"Protocol (science)","score":0.3953000009059906}],"concepts":[{"id":"https://openalex.org/C151319957","wikidata":"https://www.wikidata.org/wiki/Q752739","display_name":"Asynchronous communication","level":2,"score":0.9223999977111816},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7919999957084656},{"id":"https://openalex.org/C205606062","wikidata":"https://www.wikidata.org/wiki/Q5249645","display_name":"Decoupling (probability)","level":2,"score":0.6697999835014343},{"id":"https://openalex.org/C943373","wikidata":"https://www.wikidata.org/wiki/Q4817323","display_name":"Atomic broadcast","level":3,"score":0.49309998750686646},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.48739999532699585},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.46619999408721924},{"id":"https://openalex.org/C7923308","wikidata":"https://www.wikidata.org/wiki/Q4812211","display_name":"Asynchronous system","level":5,"score":0.4593000113964081},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.41449999809265137},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.3953000009059906},{"id":"https://openalex.org/C2779019669","wikidata":"https://www.wikidata.org/wiki/Q25203946","display_name":"Asynchrony (computer programming)","level":3,"score":0.35899999737739563},{"id":"https://openalex.org/C63540848","wikidata":"https://www.wikidata.org/wiki/Q3140932","display_name":"Fault tolerance","level":2,"score":0.34150001406669617},{"id":"https://openalex.org/C168021876","wikidata":"https://www.wikidata.org/wiki/Q1353446","display_name":"Byzantine fault tolerance","level":3,"score":0.3357999920845032},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.32499998807907104},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.3142000138759613},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.29919999837875366},{"id":"https://openalex.org/C33884865","wikidata":"https://www.wikidata.org/wiki/Q1254335","display_name":"Cryptographic protocol","level":3,"score":0.28619998693466187}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tc.2026.3666176","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tc.2026.3666176","pdf_url":null,"source":{"id":"https://openalex.org/S157670870","display_name":"IEEE Transactions on Computers","issn_l":"0018-9340","issn":["0018-9340","0016-9340","1557-9956","2326-3814"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Computers","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1303638838","display_name":null,"funder_award_id":"62325209","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G192854716","display_name":null,"funder_award_id":"62472115","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2215088380","display_name":null,"funder_award_id":"U23A20307","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5894582779","display_name":null,"funder_award_id":"62132018","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5963556542","display_name":null,"funder_award_id":"62302111","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1576568683","https://openalex.org/W1610688607","https://openalex.org/W1836078613","https://openalex.org/W1963710334","https://openalex.org/W1965159636","https://openalex.org/W1969704997","https://openalex.org/W1988655303","https://openalex.org/W1991153938","https://openalex.org/W2006699751","https://openalex.org/W2025142762","https://openalex.org/W2035362408","https://openalex.org/W2054694168","https://openalex.org/W2097517365","https://openalex.org/W2103178123","https://openalex.org/W2116593077","https://openalex.org/W2131132597","https://openalex.org/W2131817624","https://openalex.org/W2131848219","https://openalex.org/W2534313446","https://openalex.org/W2890933237","https://openalex.org/W2963873436","https://openalex.org/W2964159515","https://openalex.org/W3046824849","https://openalex.org/W3046841722","https://openalex.org/W3096691500","https://openalex.org/W3185672164","https://openalex.org/W3214624280","https://openalex.org/W4226245226","https://openalex.org/W4286503265","https://openalex.org/W4308380996","https://openalex.org/W4308391550","https://openalex.org/W4308642224","https://openalex.org/W4388857860","https://openalex.org/W4393253275"],"related_works":[],"abstract_inverted_index":{"The":[0],"most":[1],"efficient":[2,84],"asynchronous":[3,58,139,157],"Byzantine":[4],"fault":[5],"tolerant":[6],"(BFT)":[7],"framework":[8],"innagreement":[9],"settings":[10],"is":[11,69],"due":[12],"to":[13,28,32,70,127],"Ben-Or,":[14],"Kemler,":[15],"and":[16,48,89,114,145],"Rabin":[17],"(BKR),":[18],"wherenis":[19],"the":[20,41,46,87,129,137,142,154],"total":[21],"number":[22],"of":[23,86,131,141,148],"replicas.":[24],"Despite":[25],"recent":[26],"efforts":[27],"bring":[29],"BKR":[30],"closer":[31],"practical":[33],"deployment,":[34],"state-of-the-art":[35,138,155],"designs":[36],"are":[37],"still":[38],"hampered":[39],"by":[40],"inherent":[42],"mutual":[43],"waiting":[44],"between":[45],"broadcast":[47,88,96],"agreement":[49,90],"phases.":[50],"In":[51],"response,":[52],"we":[53,92],"propose":[54],"ByzTopia,":[55],"a":[56,82,105],"new":[57],"BFT":[59,140],"protocol":[60],"that":[61,100,123,147],"removes":[62],"this":[63],"performance":[64],"bottleneck.":[65],"Its":[66],"technical":[67],"core":[68],"decouple":[71],"these":[72],"two":[73],"phases":[74],"without":[75],"introducing":[76],"additional":[77],"cryptographic":[78],"primitives.":[79],"To":[80],"enable":[81],"more":[83],"decoupling":[85],"phases,":[91],"introduce":[93],"multi-shot":[94],"reliable":[95],"(MRBC),":[97],"which":[98],"ensures":[99],"replicas":[101],"deliver":[102],"messages":[103],"in":[104,117],"well-ordered":[106],"sequence":[107],"across":[108],"consecutive":[109],"slots.":[110],"We":[111],"implement":[112],"ByzTopia":[113,124],"evaluate":[115],"it":[116],"various":[118],"settings.":[119],"Experimental":[120],"results":[121],"show":[122],"achieves":[125],"up":[126],"6.54\u00d7":[128],"throughput":[130],"PACE":[132],"(for":[133,150],"n":[134,151],"==":[135],"31),":[136],"same":[143],"type,":[144],"2.65\u00d7":[146],"FIN":[149],"=":[152],"16),":[153],"signature-free":[156],"BFT.":[158]},"counts_by_year":[],"updated_date":"2026-07-29T09:40:50.615796","created_date":"2026-02-20T00:00:00"}