{"id":"https://openalex.org/W3203276104","doi":"https://doi.org/10.3390/fi13100247","title":"Healthchain: A Privacy Protection System for Medical Data Based on Blockchain","display_name":"Healthchain: A Privacy Protection System for Medical Data Based on Blockchain","publication_year":2021,"publication_date":"2021-09-24","ids":{"openalex":"https://openalex.org/W3203276104","doi":"https://doi.org/10.3390/fi13100247","mag":"3203276104"},"language":"en","primary_location":{"id":"doi:10.3390/fi13100247","is_oa":true,"landing_page_url":"https://doi.org/10.3390/fi13100247","pdf_url":"https://www.mdpi.com/1999-5903/13/10/247/pdf?version=1632800279","source":{"id":"https://openalex.org/S34838331","display_name":"Future Internet","issn_l":"1999-5903","issn":["1999-5903"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Future Internet","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1999-5903/13/10/247/pdf?version=1632800279","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5115591423","display_name":"Baocheng Wang","orcid":"https://orcid.org/0009-0008-4627-592X"},"institutions":[{"id":"https://openalex.org/I1456306","display_name":"North China University of Technology","ror":"https://ror.org/01nky7652","country_code":"CN","type":"education","lineage":["https://openalex.org/I1456306"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Baocheng Wang","raw_affiliation_strings":["School of Information Science and Technology, North China University of Technology, Beijing 100144, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, North China University of Technology, Beijing 100144, China","institution_ids":["https://openalex.org/I1456306"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101621467","display_name":"Zetao Li","orcid":"https://orcid.org/0000-0001-9775-5335"},"institutions":[{"id":"https://openalex.org/I1456306","display_name":"North China University of Technology","ror":"https://ror.org/01nky7652","country_code":"CN","type":"education","lineage":["https://openalex.org/I1456306"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zetao Li","raw_affiliation_strings":["School of Information Science and Technology, North China University of Technology, Beijing 100144, China"],"raw_orcid":"https://orcid.org/0000-0001-9775-5335","affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, North China University of Technology, Beijing 100144, China","institution_ids":["https://openalex.org/I1456306"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5115591423"],"corresponding_institution_ids":["https://openalex.org/I1456306"],"apc_list":{"value":1400,"currency":"CHF","value_usd":1512},"apc_paid":{"value":1400,"currency":"CHF","value_usd":1512},"fwci":12.1132,"has_fulltext":false,"cited_by_count":54,"citation_normalized_percentile":{"value":0.98518624,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":93,"max":100},"biblio":{"volume":"13","issue":"10","first_page":"247","last_page":"247"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9994999766349792,"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":0.9994999766349792,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9991999864578247,"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/T10237","display_name":"Cryptography and Data Security","score":0.996399998664856,"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/computer-science","display_name":"Computer science","score":0.8364584445953369},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.7142571806907654},{"id":"https://openalex.org/keywords/blockchain","display_name":"Blockchain","score":0.7053114771842957},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.5658055543899536},{"id":"https://openalex.org/keywords/digitization","display_name":"Digitization","score":0.5518704652786255},{"id":"https://openalex.org/keywords/data-protection-act-1998","display_name":"Data Protection Act 1998","score":0.48344287276268005},{"id":"https://openalex.org/keywords/data-sharing","display_name":"Data sharing","score":0.48117098212242126},{"id":"https://openalex.org/keywords/privacy-protection","display_name":"Privacy protection","score":0.46818697452545166},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.4625372886657715},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.4585748314857483},{"id":"https://openalex.org/keywords/secret-sharing","display_name":"Secret sharing","score":0.44821256399154663},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.3813003599643707},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.34309300780296326}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8364584445953369},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.7142571806907654},{"id":"https://openalex.org/C2779687700","wikidata":"https://www.wikidata.org/wiki/Q20514253","display_name":"Blockchain","level":2,"score":0.7053114771842957},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.5658055543899536},{"id":"https://openalex.org/C2779308522","wikidata":"https://www.wikidata.org/wiki/Q843958","display_name":"Digitization","level":2,"score":0.5518704652786255},{"id":"https://openalex.org/C69360830","wikidata":"https://www.wikidata.org/wiki/Q1172237","display_name":"Data Protection Act 1998","level":2,"score":0.48344287276268005},{"id":"https://openalex.org/C2779965156","wikidata":"https://www.wikidata.org/wiki/Q5227350","display_name":"Data sharing","level":3,"score":0.48117098212242126},{"id":"https://openalex.org/C3017597292","wikidata":"https://www.wikidata.org/wiki/Q25052250","display_name":"Privacy protection","level":2,"score":0.46818697452545166},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.4625372886657715},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.4585748314857483},{"id":"https://openalex.org/C3087436","wikidata":"https://www.wikidata.org/wiki/Q1386603","display_name":"Secret sharing","level":3,"score":0.44821256399154663},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.3813003599643707},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.34309300780296326},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"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/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/fi13100247","is_oa":true,"landing_page_url":"https://doi.org/10.3390/fi13100247","pdf_url":"https://www.mdpi.com/1999-5903/13/10/247/pdf?version=1632800279","source":{"id":"https://openalex.org/S34838331","display_name":"Future Internet","issn_l":"1999-5903","issn":["1999-5903"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Future Internet","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:gam:jftint:v:13:y:2021:i:10:p:247-:d:642617","is_oa":false,"landing_page_url":"https://www.mdpi.com/1999-5903/13/10/247/","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},{"id":"pmh:oai:doaj.org/article:0b5784ed854941399f9e0519cbf458c6","is_oa":true,"landing_page_url":"https://doaj.org/article/0b5784ed854941399f9e0519cbf458c6","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Future Internet, Vol 13, Iss 10, p 247 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/fi13100247","is_oa":true,"landing_page_url":"https://doi.org/10.3390/fi13100247","pdf_url":"https://www.mdpi.com/1999-5903/13/10/247/pdf?version=1632800279","source":{"id":"https://openalex.org/S34838331","display_name":"Future Internet","issn_l":"1999-5903","issn":["1999-5903"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Future Internet","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/17","score":0.4099999964237213,"display_name":"Partnerships for the goals"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3203276104.pdf"},"referenced_works_count":32,"referenced_works":["https://openalex.org/W147005573","https://openalex.org/W1868580136","https://openalex.org/W2003977229","https://openalex.org/W2056634932","https://openalex.org/W2062757693","https://openalex.org/W2114579022","https://openalex.org/W2125858711","https://openalex.org/W2132172731","https://openalex.org/W2134167315","https://openalex.org/W2136114025","https://openalex.org/W2159024459","https://openalex.org/W2525326151","https://openalex.org/W2525984666","https://openalex.org/W2566779381","https://openalex.org/W2733835318","https://openalex.org/W2911978475","https://openalex.org/W2946984295","https://openalex.org/W2948195715","https://openalex.org/W2949652322","https://openalex.org/W2967423408","https://openalex.org/W2998269525","https://openalex.org/W3006515213","https://openalex.org/W3082002037","https://openalex.org/W3134453288","https://openalex.org/W3135894856","https://openalex.org/W3152132753","https://openalex.org/W3196688540","https://openalex.org/W4205092462","https://openalex.org/W4211068006","https://openalex.org/W4232836212","https://openalex.org/W6679763910","https://openalex.org/W6740806136"],"related_works":["https://openalex.org/W1539704186","https://openalex.org/W4254109238","https://openalex.org/W3120813729","https://openalex.org/W3196150687","https://openalex.org/W2782785798","https://openalex.org/W1476128744","https://openalex.org/W49712274","https://openalex.org/W2341175789","https://openalex.org/W2948073055","https://openalex.org/W2611770896"],"abstract_inverted_index":{"Recently,":[0],"with":[1],"the":[2,16,28,35,43,52,81,97,172],"great":[3,91],"development":[4],"of":[5,18,24,30,46,54,69,83,99,175],"e-health,":[6],"more":[7,9],"and":[8,27,158,170,186,189],"countries":[10],"have":[11,117],"made":[12],"certain":[13],"achievements":[14],"in":[15,137],"field":[17],"electronic":[19,31],"medical":[20,25,32,47,56,84,148,164,168],"treatment.":[21],"The":[22],"digitization":[23],"equipment":[26],"structuralization":[29],"records":[33],"are":[34,111,133],"general":[36],"trends.":[37],"While":[38],"bringing":[39],"convenience":[40],"to":[41,62,77,90,104,161],"people,":[42],"explosive":[44],"growth":[45],"data":[48,70,85,106,149,165,173],"will":[49],"further":[50],"promote":[51],"value":[53],"mining":[55],"data.":[57],"Obviously,":[58],"finding":[59],"out":[60],"how":[61],"safely":[63],"store":[64],"such":[65,130],"a":[66,72,101,147],"large":[67],"amount":[68],"is":[71],"problem":[73],"that":[74,181],"urgently":[75],"needs":[76],"be":[78],"solved.":[79],"Additionally,":[80],"particularity":[82],"makes":[86],"it":[87,182],"necessarily":[88],"subject":[89],"privacy":[92,138,150,174,187],"protection":[93,151],"needs.":[94],"This":[95,177],"reinforces":[96],"importance":[98],"designing":[100],"safe":[102],"solution":[103],"ensure":[105],"privacy.":[107],"Many":[108],"existing":[109],"schemes":[110],"based":[112],"on":[113],"single-server":[114],"architecture,":[115],"which":[116,153],"some":[118,135],"natural":[119],"defects":[120],"(such":[121],"as":[122],"single-point":[123],"faults).":[124],"Although":[125],"blockchain":[126],"can":[127],"help":[128],"solve":[129,141],"problems,":[131,143],"there":[132],"still":[134],"deficiencies":[136],"protection.":[139],"To":[140],"these":[142],"this":[144],"paper":[145,178],"designs":[146],"system,":[152],"integrates":[154],"blockchain,":[155],"group":[156],"signature,":[157],"asymmetric":[159],"encryption":[160],"realize":[162],"reliable":[163],"sharing":[166],"between":[167],"institutions":[169],"protect":[171],"patients.":[176],"proves":[179,190],"theoretically":[180],"meets":[183],"our":[184],"security":[185],"requirements,":[188],"its":[191],"practicability":[192],"through":[193],"system":[194],"implementation.":[195]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":14},{"year":2023,"cited_by_count":17},{"year":2022,"cited_by_count":9},{"year":2021,"cited_by_count":2}],"updated_date":"2026-08-28T12:50:07.497085","created_date":"2021-10-11T00:00:00"}