{"id":"https://openalex.org/W3129743323","doi":"https://doi.org/10.1109/dsc49826.2021.9346259","title":"A Patient-Centric Key Management Protocol for Healthcare Information System based on Blockchain","display_name":"A Patient-Centric Key Management Protocol for Healthcare Information System based on Blockchain","publication_year":2021,"publication_date":"2021-01-30","ids":{"openalex":"https://openalex.org/W3129743323","doi":"https://doi.org/10.1109/dsc49826.2021.9346259","mag":"3129743323"},"language":"en","primary_location":{"id":"doi:10.1109/dsc49826.2021.9346259","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dsc49826.2021.9346259","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Conference on Dependable and Secure Computing (DSC)","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/A5038485813","display_name":"Ting-Le Zhu","orcid":null},"institutions":[{"id":"https://openalex.org/I183570559","display_name":"National Chiayi University","ror":"https://ror.org/04gknbs13","country_code":"TW","type":"education","lineage":["https://openalex.org/I183570559"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Ting-Le Zhu","raw_affiliation_strings":["Computer Science and Information Engineering, National Chiayi University, Chiay City, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science and Information Engineering, National Chiayi University, Chiay City, Taiwan","institution_ids":["https://openalex.org/I183570559"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055892494","display_name":"Tzung\u2010Her Chen","orcid":"https://orcid.org/0000-0001-5775-6034"},"institutions":[{"id":"https://openalex.org/I183570559","display_name":"National Chiayi University","ror":"https://ror.org/04gknbs13","country_code":"TW","type":"education","lineage":["https://openalex.org/I183570559"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Tzung-Her Chen","raw_affiliation_strings":["Computer Science and Information Engineering, National Chiayi University, Chiay City, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science and Information Engineering, National Chiayi University, Chiay City, Taiwan","institution_ids":["https://openalex.org/I183570559"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.9915,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.88538327,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9998000264167786,"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/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9998000264167786,"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"}},{"id":"https://openalex.org/T11614","display_name":"Cloud Data Security Solutions","score":0.9879000186920166,"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"}},{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.9836999773979187,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/health-insurance-portability-and-accountability-act","display_name":"Health Insurance Portability and Accountability Act","score":0.7063692808151245},{"id":"https://openalex.org/keywords/health-care","display_name":"Health care","score":0.6092946529388428},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.6079211831092834},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.605602502822876},{"id":"https://openalex.org/keywords/blockchain","display_name":"Blockchain","score":0.5775237083435059},{"id":"https://openalex.org/keywords/database-transaction","display_name":"Database transaction","score":0.5111296772956848},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4654430150985718},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4482845067977905},{"id":"https://openalex.org/keywords/confidentiality","display_name":"Confidentiality","score":0.4420314431190491},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.42346641421318054},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.40765899419784546},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.117931067943573}],"concepts":[{"id":"https://openalex.org/C2778306010","wikidata":"https://www.wikidata.org/wiki/Q606563","display_name":"Health Insurance Portability and Accountability Act","level":3,"score":0.7063692808151245},{"id":"https://openalex.org/C160735492","wikidata":"https://www.wikidata.org/wiki/Q31207","display_name":"Health care","level":2,"score":0.6092946529388428},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.6079211831092834},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.605602502822876},{"id":"https://openalex.org/C2779687700","wikidata":"https://www.wikidata.org/wiki/Q20514253","display_name":"Blockchain","level":2,"score":0.5775237083435059},{"id":"https://openalex.org/C75949130","wikidata":"https://www.wikidata.org/wiki/Q848010","display_name":"Database transaction","level":2,"score":0.5111296772956848},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4654430150985718},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4482845067977905},{"id":"https://openalex.org/C71745522","wikidata":"https://www.wikidata.org/wiki/Q2476929","display_name":"Confidentiality","level":2,"score":0.4420314431190491},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.42346641421318054},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.40765899419784546},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.117931067943573},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/dsc49826.2021.9346259","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dsc49826.2021.9346259","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Conference on Dependable and Secure Computing (DSC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.5400000214576721,"display_name":"Industry, innovation and infrastructure"}],"awards":[{"id":"https://openalex.org/G649917918","display_name":null,"funder_award_id":"107-2221-E-415-001-MY3","funder_id":"https://openalex.org/F4320322795","funder_display_name":"Ministry of Science and Technology, Taiwan"}],"funders":[{"id":"https://openalex.org/F4320322795","display_name":"Ministry of Science and Technology, Taiwan","ror":"https://ror.org/02kv4zf79"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1600506198","https://openalex.org/W1927298040","https://openalex.org/W2095798250","https://openalex.org/W2156186849","https://openalex.org/W2165939650","https://openalex.org/W2522448907","https://openalex.org/W2736904962","https://openalex.org/W2920536455","https://openalex.org/W4248175462"],"related_works":["https://openalex.org/W3183948672","https://openalex.org/W3173606202","https://openalex.org/W3110381201","https://openalex.org/W2948807893","https://openalex.org/W2778153218","https://openalex.org/W1531601525","https://openalex.org/W2071764545","https://openalex.org/W2169699977","https://openalex.org/W2038732192","https://openalex.org/W4251772101"],"abstract_inverted_index":{"Traditional":[0],"healthcare":[1,7,19,111,136,150,245],"systems":[2,184],"store":[3],"and":[4,35,57,73,133,175,187,198],"process":[5],"personal":[6,149,244],"record":[8,151,246],"(PHR)":[9],"in":[10,17,22,110,124,135,139,233],"the":[11,83,86,90,96,120,125,127,131,148,160,166,180,210,214,219,222,230,243],"centralized":[12],"client-server":[13],"architecture.":[14],"PHR":[15,200],"stored":[16],"a":[18,41,44,103,172,196,237,239],"institution":[20],"remain":[21],"depository":[23],"which":[24,225],"is":[25,54,67,78,92],"not":[26],"easily":[27],"shared":[28],"with":[29,105,185],"other":[30],"institutions":[31],"due":[32],"to":[33,47,82,118,158,164,182,194],"technical":[34],"infrastructure":[36],"related":[37],"restrictions.":[38],"In":[39,235],"such":[40,236],"way,":[42,238],"if":[43,64,89],"patient":[45,91,240],"has":[46],"visit":[48],"distinct":[49],"institutions/hospitals":[50],"or":[51],"physicians,":[52],"there":[53],"no":[55],"effective":[56],"privacy-preserving":[58,109],"data":[59,201],"sharing":[60],"mechanism.":[61],"Furthermore,":[62],"even":[63],"patients'":[65],"privacy":[66,132],"protected":[68],"by":[69,204,217,247],"Health":[70],"Insurance":[71],"Portability":[72],"Accountability":[74],"Act":[75],"(HIPAA),":[76],"it":[77],"still":[79],"doubtful":[80],"owing":[81],"lack":[84],"of":[85,88,99,168,178,221],"consideration":[87],"directly":[93],"involved.":[94],"With":[95],"recent":[97],"bloom":[98],"interest":[100],"around":[101],"blockchain,":[102],"technology":[104],"well-defined":[106],"decentralized":[107,140,188],"framework,":[108],"information":[112],"system":[113,203],"(HIS)":[114],"should":[115],"be":[116,227],"revisited":[117],"examine":[119],"new":[121],"possibility.":[122],"Actually,":[123],"literature,":[126],"blockchain-based":[128],"researches":[129],"about":[130],"security":[134],"are":[137],"prevalent":[138],"platform.":[141],"However,":[142],"they":[143],"have":[144],"drawn":[145],"attention":[146],"on":[147,156],"management":[152,202],"rather":[153],"than":[154],"focus":[155],"how":[157],"distribute":[159],"encryption/decryption":[161,223],"key":[162,224,249],"used":[163],"guarantee":[165],"confidentiality":[167],"PHR.":[169],"Blockchain":[170],"provides":[171,191],"shared,":[173],"immutable":[174],"transparent":[176],"history":[177],"all":[179],"transactions":[181],"build":[183],"trusty":[186,199],"environment.":[189],"This":[190,207],"an":[192],"opportunity":[193],"develop":[195],"secure":[197],"blockchain":[205],"technology.":[206],"paper":[208],"presents":[209],"solution":[211],"aiming":[212],"at":[213],"patient's":[215],"control":[216,242],"holding":[218],"knowledge":[220],"can":[226,241],"deduced":[228],"from":[229],"previous":[231],"transaction":[232],"blockchains.":[234],"controlling":[248],"usage.":[250]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
