{"id":"https://openalex.org/W3000230616","doi":"https://doi.org/10.1109/access.2019.2959044","title":"Electronic Health Record Sharing Scheme With Searchable Attribute-Based Encryption on Blockchain","display_name":"Electronic Health Record Sharing Scheme With Searchable Attribute-Based Encryption on Blockchain","publication_year":2019,"publication_date":"2019-12-12","ids":{"openalex":"https://openalex.org/W3000230616","doi":"https://doi.org/10.1109/access.2019.2959044","mag":"3000230616"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2959044","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2959044","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/08931605.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/08931605.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033591167","display_name":"Shufen Niu","orcid":null},"institutions":[{"id":"https://openalex.org/I68986083","display_name":"Northwest Normal University","ror":"https://ror.org/00gx3j908","country_code":"CN","type":"education","lineage":["https://openalex.org/I68986083"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shufen Niu","raw_affiliation_strings":["College of Computer Science and Engineering, Northwest Normal University, Lanzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-4598-0351","affiliations":[{"raw_affiliation_string":"College of Computer Science and Engineering, Northwest Normal University, Lanzhou, China","institution_ids":["https://openalex.org/I68986083"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088239193","display_name":"Lixia Chen","orcid":"https://orcid.org/0000-0002-9128-2546"},"institutions":[{"id":"https://openalex.org/I68986083","display_name":"Northwest Normal University","ror":"https://ror.org/00gx3j908","country_code":"CN","type":"education","lineage":["https://openalex.org/I68986083"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lixia Chen","raw_affiliation_strings":["College of Computer Science and Engineering, Northwest Normal University, Lanzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-9128-2546","affiliations":[{"raw_affiliation_string":"College of Computer Science and Engineering, Northwest Normal University, Lanzhou, China","institution_ids":["https://openalex.org/I68986083"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100344688","display_name":"Jinfeng Wang","orcid":"https://orcid.org/0000-0002-9575-8767"},"institutions":[{"id":"https://openalex.org/I68986083","display_name":"Northwest Normal University","ror":"https://ror.org/00gx3j908","country_code":"CN","type":"education","lineage":["https://openalex.org/I68986083"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinfeng Wang","raw_affiliation_strings":["College of Computer Science and Engineering, Northwest Normal University, Lanzhou, China"],"raw_orcid":"https://orcid.org/0000-0002-9575-8767","affiliations":[{"raw_affiliation_string":"College of Computer Science and Engineering, Northwest Normal University, Lanzhou, China","institution_ids":["https://openalex.org/I68986083"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101410417","display_name":"Fei Yu","orcid":"https://orcid.org/0000-0003-0695-4123"},"institutions":[{"id":"https://openalex.org/I68986083","display_name":"Northwest Normal University","ror":"https://ror.org/00gx3j908","country_code":"CN","type":"education","lineage":["https://openalex.org/I68986083"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fei Yu","raw_affiliation_strings":["College of Computer Science and Engineering, Northwest Normal University, Lanzhou, China"],"raw_orcid":"https://orcid.org/0000-0003-0695-4123","affiliations":[{"raw_affiliation_string":"College of Computer Science and Engineering, Northwest Normal University, Lanzhou, China","institution_ids":["https://openalex.org/I68986083"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I68986083"],"apc_list":{"value":2075,"currency":"USD","value_usd":2075},"apc_paid":{"value":2075,"currency":"USD","value_usd":2075},"fwci":6.4391,"has_fulltext":true,"cited_by_count":110,"citation_normalized_percentile":{"value":0.97069175,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"8","issue":null,"first_page":"7195","last_page":"7204"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.9998000264167786,"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":0.9998000264167786,"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/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9991999864578247,"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":0.9975000023841858,"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":0.809689998626709},{"id":"https://openalex.org/keywords/random-oracle","display_name":"Random oracle","score":0.7932456731796265},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.591876208782196},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.5618668794631958},{"id":"https://openalex.org/keywords/blockchain","display_name":"Blockchain","score":0.5502788424491882},{"id":"https://openalex.org/keywords/confidentiality","display_name":"Confidentiality","score":0.5439919233322144},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.5241039991378784},{"id":"https://openalex.org/keywords/ciphertext","display_name":"Ciphertext","score":0.4925330579280853},{"id":"https://openalex.org/keywords/premise","display_name":"Premise","score":0.4599034786224365},{"id":"https://openalex.org/keywords/masking","display_name":"Masking (illustration)","score":0.44825881719589233},{"id":"https://openalex.org/keywords/data-sharing","display_name":"Data sharing","score":0.4252012372016907},{"id":"https://openalex.org/keywords/public-key-cryptography","display_name":"Public-key cryptography","score":0.19723251461982727},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.0957648754119873},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.08351993560791016}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.809689998626709},{"id":"https://openalex.org/C94284585","wikidata":"https://www.wikidata.org/wiki/Q228184","display_name":"Random oracle","level":4,"score":0.7932456731796265},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.591876208782196},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.5618668794631958},{"id":"https://openalex.org/C2779687700","wikidata":"https://www.wikidata.org/wiki/Q20514253","display_name":"Blockchain","level":2,"score":0.5502788424491882},{"id":"https://openalex.org/C71745522","wikidata":"https://www.wikidata.org/wiki/Q2476929","display_name":"Confidentiality","level":2,"score":0.5439919233322144},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.5241039991378784},{"id":"https://openalex.org/C93974786","wikidata":"https://www.wikidata.org/wiki/Q1589480","display_name":"Ciphertext","level":3,"score":0.4925330579280853},{"id":"https://openalex.org/C2778023277","wikidata":"https://www.wikidata.org/wiki/Q321703","display_name":"Premise","level":2,"score":0.4599034786224365},{"id":"https://openalex.org/C2777402240","wikidata":"https://www.wikidata.org/wiki/Q6783436","display_name":"Masking (illustration)","level":2,"score":0.44825881719589233},{"id":"https://openalex.org/C2779965156","wikidata":"https://www.wikidata.org/wiki/Q5227350","display_name":"Data sharing","level":3,"score":0.4252012372016907},{"id":"https://openalex.org/C203062551","wikidata":"https://www.wikidata.org/wiki/Q201339","display_name":"Public-key cryptography","level":3,"score":0.19723251461982727},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0957648754119873},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.08351993560791016},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0},{"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/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/access.2019.2959044","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2959044","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/08931605.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:ir.lzu.edu.cn/:262010/441667","is_oa":false,"landing_page_url":"http://ir.lzu.edu.cn/handle/262010/441667","pdf_url":null,"source":{"id":"https://openalex.org/S4406923049","display_name":"Lanzhou University Institutional Repository","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"\u671f\u520a\u8bba\u6587"},{"id":"pmh:oai:doaj.org/article:790643ae54874b4cb1e7f2a1e5893166","is_oa":true,"landing_page_url":"https://doaj.org/article/790643ae54874b4cb1e7f2a1e5893166","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":"IEEE Access, Vol 8, Pp 7195-7204 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2959044","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2959044","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/08931605.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.550000011920929,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[{"id":"https://openalex.org/G2017788921","display_name":"\u4e91\u8ba1\u7b97\u73af\u5883\u4e0b\u652f\u6301\u52a8\u6001\u7fa4\u7ec4\u548c\u9690\u79c1\u4fdd\u62a4\u7684\u5927\u6570\u636e\u5b8c\u6574\u6027\u9a8c\u8bc1\u673a\u5236\u7814\u7a76","funder_award_id":"61662069","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3765694047","display_name":"\u6700\u4f18N-\u91cd\u7ebf\u6027\u7801\u7684\u6784\u9020\u53ca\u5176t-\u8bbe\u8ba1\u7814\u7a76","funder_award_id":"61772022","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7313684199","display_name":"\u57fa\u4e8e\u5c5e\u6027\u52a0\u5bc6\u7684\u6570\u636e\u8bbf\u95ee\u63a7\u5236\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61662071","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G94601242","display_name":"\u5927\u6570\u636e\u73af\u5883\u4e0b\u6570\u636e\u5c42\u9690\u79c1\u4fdd\u62a4\u6027\u591a\u65b9\u5bc6\u7801\u7b97\u6cd5\u7814\u7a76","funder_award_id":"61562077","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":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3000230616.pdf","grobid_xml":"https://content.openalex.org/works/W3000230616.grobid-xml"},"referenced_works_count":26,"referenced_works":["https://openalex.org/W1502708590","https://openalex.org/W1512194687","https://openalex.org/W1836365731","https://openalex.org/W1988169383","https://openalex.org/W1998930836","https://openalex.org/W2001154722","https://openalex.org/W2054701320","https://openalex.org/W2116717571","https://openalex.org/W2138001464","https://openalex.org/W2144754501","https://openalex.org/W2146828512","https://openalex.org/W2147929033","https://openalex.org/W2161214567","https://openalex.org/W2276075364","https://openalex.org/W2606002995","https://openalex.org/W2786151040","https://openalex.org/W2791935104","https://openalex.org/W2807455604","https://openalex.org/W2808435687","https://openalex.org/W2810011639","https://openalex.org/W2899738363","https://openalex.org/W2973241303","https://openalex.org/W4248175462","https://openalex.org/W6638845397","https://openalex.org/W6682311248","https://openalex.org/W6683799570"],"related_works":["https://openalex.org/W2383065991","https://openalex.org/W3216065934","https://openalex.org/W1519370602","https://openalex.org/W1569215146","https://openalex.org/W4313172668","https://openalex.org/W1554299772","https://openalex.org/W2024757849","https://openalex.org/W2165448723","https://openalex.org/W2063764735","https://openalex.org/W2369329904"],"abstract_inverted_index":{"With":[0],"the":[1,27,36,105,116,123],"digitization":[2],"of":[3,75,80,95],"traditional":[4],"medical":[5,7,55,76],"records,":[6,34],"institutions":[8],"encounter":[9],"difficult":[10],"problems,":[11],"such":[12],"as":[13],"electronic":[14,32],"health":[15,33],"record":[16],"storage":[17],"and":[18,21,43,72,97],"sharing.":[19],"Patients":[20],"doctors":[22],"spend":[23],"considerable":[24],"time":[25],"querying":[26],"required":[28],"data":[29,38,56,70],"when":[30],"accessing":[31],"but":[35],"obtained":[37],"are":[39],"not":[40],"necessarily":[41],"correct,":[42],"access":[44,73],"is":[45,88,101],"sometimes":[46],"restricted.":[47],"On":[48],"this":[49,51],"basis,":[50],"study":[52],"proposes":[53],"a":[54,85],"sharing":[57],"scheme":[58,107,124],"based":[59],"on":[60],"permissioned":[61],"blockchains,":[62],"which":[63],"use":[64],"ciphertext-based":[65],"attribute":[66],"encryption":[67],"to":[68,90],"ensure":[69],"confidentiality":[71],"control":[74],"data.":[77],"Under":[78],"premise":[79],"ensuring":[81],"patient":[82],"identity":[83],"privacy,":[84],"polynomial":[86],"equation":[87],"used":[89],"achieve":[91],"an":[92],"arbitrary":[93],"connection":[94],"keywords,":[96],"then":[98],"blockchain":[99],"technology":[100],"combined.":[102],"In":[103],"addition,":[104],"proposed":[106],"has":[108,125],"keyword-indistinguishability":[109],"against":[110],"adaptive":[111],"chosen":[112],"keyword":[113],"attacks":[114],"under":[115],"random":[117],"oracle":[118],"model.":[119],"Analysis":[120],"shows":[121],"that":[122],"high":[126],"retrieval":[127],"efficiency.":[128]},"counts_by_year":[{"year":2026,"cited_by_count":6},{"year":2025,"cited_by_count":18},{"year":2024,"cited_by_count":23},{"year":2023,"cited_by_count":24},{"year":2022,"cited_by_count":22},{"year":2021,"cited_by_count":12},{"year":2020,"cited_by_count":5}],"updated_date":"2026-08-26T07:47:46.906454","created_date":"2025-10-10T00:00:00"}