{"id":"https://openalex.org/W4411232004","doi":"https://doi.org/10.1109/jiot.2025.3579266","title":"MedExChain: Enabling Secure and Efficient PHR Sharing Across Heterogeneous Blockchains","display_name":"MedExChain: Enabling Secure and Efficient PHR Sharing Across Heterogeneous Blockchains","publication_year":2025,"publication_date":"2025-06-12","ids":{"openalex":"https://openalex.org/W4411232004","doi":"https://doi.org/10.1109/jiot.2025.3579266"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2025.3579266","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3579266","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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":"https://openalex.org/A5107293653","display_name":"Yongyang Lv","orcid":"https://orcid.org/0009-0003-4781-6816"},"institutions":[{"id":"https://openalex.org/I162868743","display_name":"Tianjin University","ror":"https://ror.org/012tb2g32","country_code":"CN","type":"education","lineage":["https://openalex.org/I162868743"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongyang Lv","raw_affiliation_strings":["College of Intelligence and Computing, Tianjin University, Tianjin, China","College of Intelligence and Computing, Tianjin University, China"],"raw_orcid":"https://orcid.org/0009-0003-4781-6816","affiliations":[{"raw_affiliation_string":"College of Intelligence and Computing, Tianjin University, Tianjin, China","institution_ids":["https://openalex.org/I162868743"]},{"raw_affiliation_string":"College of Intelligence and Computing, Tianjin University, China","institution_ids":["https://openalex.org/I162868743"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100451509","display_name":"Xiaohong Li","orcid":"https://orcid.org/0000-0002-0752-6764"},"institutions":[{"id":"https://openalex.org/I162868743","display_name":"Tianjin University","ror":"https://ror.org/012tb2g32","country_code":"CN","type":"education","lineage":["https://openalex.org/I162868743"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaohong Li","raw_affiliation_strings":["College of Intelligence and Computing, Tianjin University, Tianjin, China","College of Intelligence and Computing, Tianjin University, China"],"raw_orcid":"https://orcid.org/0000-0002-0752-6764","affiliations":[{"raw_affiliation_string":"College of Intelligence and Computing, Tianjin University, Tianjin, China","institution_ids":["https://openalex.org/I162868743"]},{"raw_affiliation_string":"College of Intelligence and Computing, Tianjin University, China","institution_ids":["https://openalex.org/I162868743"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Kui Chen","orcid":"https://orcid.org/0009-0001-4138-7059"},"institutions":[{"id":"https://openalex.org/I162868743","display_name":"Tianjin University","ror":"https://ror.org/012tb2g32","country_code":"CN","type":"education","lineage":["https://openalex.org/I162868743"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kui Chen","raw_affiliation_strings":["College of Intelligence and Computing, Tianjin University, Tianjin, China","College of Intelligence and Computing, Tianjin University, China"],"raw_orcid":"https://orcid.org/0009-0001-4138-7059","affiliations":[{"raw_affiliation_string":"College of Intelligence and Computing, Tianjin University, Tianjin, China","institution_ids":["https://openalex.org/I162868743"]},{"raw_affiliation_string":"College of Intelligence and Computing, Tianjin University, China","institution_ids":["https://openalex.org/I162868743"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055734272","display_name":"Zh\u00e9 H\u00f3u","orcid":"https://orcid.org/0000-0001-7164-0580"},"institutions":[{"id":"https://openalex.org/I11701301","display_name":"Griffith University","ror":"https://ror.org/02sc3r913","country_code":"AU","type":"education","lineage":["https://openalex.org/I11701301"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Zhe Hou","raw_affiliation_strings":["School of Information and Communication Technology, Griffith University, Brisbane, Australia","School of Information and Communication Technology, Griffith University, Australia"],"raw_orcid":"https://orcid.org/0000-0001-7164-0580","affiliations":[{"raw_affiliation_string":"School of Information and Communication Technology, Griffith University, Brisbane, Australia","institution_ids":["https://openalex.org/I11701301"]},{"raw_affiliation_string":"School of Information and Communication Technology, Griffith University, Australia","institution_ids":["https://openalex.org/I11701301"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015858067","display_name":"Guangdong Bai","orcid":"https://orcid.org/0000-0002-6390-9890"},"institutions":[{"id":"https://openalex.org/I165143802","display_name":"The University of Queensland","ror":"https://ror.org/00rqy9422","country_code":"AU","type":"education","lineage":["https://openalex.org/I165143802"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Guangdong Bai","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, The University of Queensland, Brisbane, Australia","School of Electrical Engineering and Computer Science, The University of Queensland, Australia"],"raw_orcid":"https://orcid.org/0000-0002-6390-9890","affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, The University of Queensland, Brisbane, Australia","institution_ids":["https://openalex.org/I165143802"]},{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, The University of Queensland, Australia","institution_ids":["https://openalex.org/I165143802"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032257261","display_name":"Ruitao Feng","orcid":"https://orcid.org/0000-0001-9080-6865"},"institutions":[{"id":"https://openalex.org/I66809481","display_name":"Southern Cross University","ror":"https://ror.org/001xkv632","country_code":"AU","type":"education","lineage":["https://openalex.org/I66809481"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Ruitao Feng","raw_affiliation_strings":["Faculty of Science and Engineering, Southern Cross University, Bilinga, Australia","Faculty of Science and Engineering, Southern Cross University, Australia"],"raw_orcid":"https://orcid.org/0000-0001-9080-6865","affiliations":[{"raw_affiliation_string":"Faculty of Science and Engineering, Southern Cross University, Bilinga, Australia","institution_ids":["https://openalex.org/I66809481"]},{"raw_affiliation_string":"Faculty of Science and Engineering, Southern Cross University, Australia","institution_ids":["https://openalex.org/I66809481"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":4.0534,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.93659732,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":97},"biblio":{"volume":"12","issue":"16","first_page":"32932","last_page":"32950"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11614","display_name":"Cloud Data Security Solutions","score":0.9505000114440918,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T11614","display_name":"Cloud Data Security Solutions","score":0.9505000114440918,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/computer-science","display_name":"Computer science","score":0.8070077300071716},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5476646423339844},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.413008451461792},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.3973609507083893}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8070077300071716},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5476646423339844},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.413008451461792},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3973609507083893}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2025.3579266","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3579266","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6541920613","display_name":null,"funder_award_id":"2021YFF1201102","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":50,"referenced_works":["https://openalex.org/W1482654231","https://openalex.org/W1537844681","https://openalex.org/W1603878273","https://openalex.org/W1890078278","https://openalex.org/W2010939995","https://openalex.org/W2219924285","https://openalex.org/W2897052156","https://openalex.org/W2976706823","https://openalex.org/W2997854921","https://openalex.org/W3008999505","https://openalex.org/W3046167482","https://openalex.org/W3112700932","https://openalex.org/W3131804642","https://openalex.org/W3152132753","https://openalex.org/W3159116648","https://openalex.org/W3179332376","https://openalex.org/W3189412839","https://openalex.org/W3195811871","https://openalex.org/W3198802402","https://openalex.org/W3202964153","https://openalex.org/W4224528535","https://openalex.org/W4229034507","https://openalex.org/W4280564713","https://openalex.org/W4282924988","https://openalex.org/W4282968974","https://openalex.org/W4285196392","https://openalex.org/W4294068649","https://openalex.org/W4294861711","https://openalex.org/W4309469221","https://openalex.org/W4318624531","https://openalex.org/W4376481172","https://openalex.org/W4380355651","https://openalex.org/W4381327856","https://openalex.org/W4383113006","https://openalex.org/W4385300809","https://openalex.org/W4386250091","https://openalex.org/W4387686351","https://openalex.org/W4387885969","https://openalex.org/W4388765915","https://openalex.org/W4388894377","https://openalex.org/W4390204059","https://openalex.org/W4390659950","https://openalex.org/W4390970138","https://openalex.org/W4391542974","https://openalex.org/W4391854850","https://openalex.org/W4392207761","https://openalex.org/W4393219219","https://openalex.org/W4396220650","https://openalex.org/W4402593282","https://openalex.org/W4406238057"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"With":[0],"the":[1,14,37,59,98,105,169],"proliferation":[2],"of":[3,16,31,101,128,172],"intelligent":[4,41],"healthcare":[5],"systems,":[6],"patients\u2019":[7],"Personal":[8],"Health":[9],"Records":[10],"(PHR)":[11],"generated":[12],"by":[13,58],"Internet":[15],"Medical":[17],"Things":[18],"(IoMT)":[19],"in":[20,26],"real-time":[21],"play":[22],"a":[23,68,113],"vital":[24],"role":[25],"disease":[27],"diagnosis.":[28],"The":[29,85,126],"integration":[30],"emerging":[32],"blockchain":[33,53,83,114,176],"technologies":[34],"significantly":[35,155],"enhanced":[36],"data":[38,45,70],"security":[39,63,124,147],"inside":[40],"medical":[42],"systems.":[43,84,177],"However,":[44],"sharing":[46,71],"across":[47,81,94,174],"different":[48],"systems":[49],"based":[50],"on":[51],"varied":[52],"architectures":[54],"is":[55,131],"still":[56],"constrained":[57],"unsolved":[60],"performance":[61,99],"and":[62,112,122,142,158,167],"challenges.":[64],"This":[65],"paper":[66],"constructs":[67],"cross-chain":[69],"scheme,":[72],"termed":[73],"MedExChain,":[74],"which":[75],"aims":[76],"to":[77,117],"securely":[78],"share":[79],"PHR":[80,90,173],"heterogeneous":[82],"MedExChain":[86,154],"scheme":[87,106,130],"ensures":[88],"that":[89,153],"can":[91],"be":[92],"shared":[93],"chains":[95],"even":[96],"under":[97],"limitations":[100],"IoMT":[102,165],"devices.":[103],"Additionally,":[104],"incorporates":[107],"Cryptographic":[108],"Reverse":[109],"Firewall":[110],"(CRF)":[111],"audit":[115],"mechanism":[116],"defend":[118],"against":[119],"both":[120],"internal":[121],"external":[123],"threats.":[125],"robustness":[127],"our":[129],"validated":[132],"through":[133],"BAN":[134],"logic,":[135],"Scyther":[136],"tool,":[137],"Chosen":[138],"Plaintext":[139],"Attack":[140,145],"(CPA)":[141],"Algorithm":[143],"Substitution":[144],"(ASA)":[146],"analysis":[148],"verification.":[149],"Extensive":[150],"evaluations":[151],"demonstrate":[152],"minimizes":[156],"computation":[157],"communication":[159],"overhead,":[160],"making":[161],"it":[162],"suitable":[163],"for":[164],"devices":[166],"fostering":[168],"efficient":[170],"circulation":[171],"diverse":[175]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}