{"id":"https://openalex.org/W2886180210","doi":"https://doi.org/10.1109/icc.2018.8422883","title":"Blockchain Support for Flexible Queries with Granular Access Control to Electronic Medical Records (EMR)","display_name":"Blockchain Support for Flexible Queries with Granular Access Control to Electronic Medical Records (EMR)","publication_year":2018,"publication_date":"2018-05-01","ids":{"openalex":"https://openalex.org/W2886180210","doi":"https://doi.org/10.1109/icc.2018.8422883","mag":"2886180210"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2018.8422883","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2018.8422883","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://qmro.qmul.ac.uk/xmlui/bitstream/123456789/55544/2/Poslad%20Blockchain%20Support%20for%20Flexible%202018%20Accepted.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101606481","display_name":"Xiaoshuai Zhang","orcid":"https://orcid.org/0000-0002-5155-122X"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Xiaoshuai Zhang","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, Queen Mary University of London, London, United Kingdom","[School of Electrical Engineering and Computer Science, Queen Mary University of London, London, United Kingdom]"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, Queen Mary University of London, London, United Kingdom","institution_ids":["https://openalex.org/I166337079"]},{"raw_affiliation_string":"[School of Electrical Engineering and Computer Science, Queen Mary University of London, London, United Kingdom]","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018639589","display_name":"Stefan Poslad","orcid":"https://orcid.org/0000-0002-3156-9609"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Stefan Poslad","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, Queen Mary University of London, London, United Kingdom","[School of Electrical Engineering and Computer Science, Queen Mary University of London, London, United Kingdom]"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, Queen Mary University of London, London, United Kingdom","institution_ids":["https://openalex.org/I166337079"]},{"raw_affiliation_string":"[School of Electrical Engineering and Computer Science, Queen Mary University of London, London, United Kingdom]","institution_ids":["https://openalex.org/I166337079"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5101606481"],"corresponding_institution_ids":["https://openalex.org/I166337079"],"apc_list":null,"apc_paid":null,"fwci":10.5642,"has_fulltext":true,"cited_by_count":139,"citation_normalized_percentile":{"value":0.98496221,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":1.0,"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":1.0,"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":0.9993000030517578,"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":0.9988999962806702,"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":0.7605910301208496},{"id":"https://openalex.org/keywords/access-control","display_name":"Access control","score":0.7537336945533752},{"id":"https://openalex.org/keywords/blockchain","display_name":"Blockchain","score":0.719531238079071},{"id":"https://openalex.org/keywords/authorization","display_name":"Authorization","score":0.6836583614349365},{"id":"https://openalex.org/keywords/granularity","display_name":"Granularity","score":0.6795930862426758},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.6322442293167114},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.5870562791824341},{"id":"https://openalex.org/keywords/public-key-infrastructure","display_name":"Public key infrastructure","score":0.5583034753799438},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4680200517177582},{"id":"https://openalex.org/keywords/data-access","display_name":"Data access","score":0.4364158511161804},{"id":"https://openalex.org/keywords/permission","display_name":"Permission","score":0.4161831736564636},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.4149622917175293},{"id":"https://openalex.org/keywords/public-key-cryptography","display_name":"Public-key cryptography","score":0.4138956069946289},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.4113505482673645},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4016900956630707},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.34584277868270874},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.3063719868659973},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.15920346975326538},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.09917774796485901}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7605910301208496},{"id":"https://openalex.org/C527821871","wikidata":"https://www.wikidata.org/wiki/Q228502","display_name":"Access control","level":2,"score":0.7537336945533752},{"id":"https://openalex.org/C2779687700","wikidata":"https://www.wikidata.org/wiki/Q20514253","display_name":"Blockchain","level":2,"score":0.719531238079071},{"id":"https://openalex.org/C108759981","wikidata":"https://www.wikidata.org/wiki/Q788590","display_name":"Authorization","level":2,"score":0.6836583614349365},{"id":"https://openalex.org/C177774035","wikidata":"https://www.wikidata.org/wiki/Q1246948","display_name":"Granularity","level":2,"score":0.6795930862426758},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.6322442293167114},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.5870562791824341},{"id":"https://openalex.org/C72648740","wikidata":"https://www.wikidata.org/wiki/Q658476","display_name":"Public key infrastructure","level":4,"score":0.5583034753799438},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4680200517177582},{"id":"https://openalex.org/C47487241","wikidata":"https://www.wikidata.org/wiki/Q5227230","display_name":"Data access","level":2,"score":0.4364158511161804},{"id":"https://openalex.org/C2779089604","wikidata":"https://www.wikidata.org/wiki/Q7169333","display_name":"Permission","level":2,"score":0.4161831736564636},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4149622917175293},{"id":"https://openalex.org/C203062551","wikidata":"https://www.wikidata.org/wiki/Q201339","display_name":"Public-key cryptography","level":3,"score":0.4138956069946289},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.4113505482673645},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4016900956630707},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.34584277868270874},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.3063719868659973},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.15920346975326538},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.09917774796485901},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icc.2018.8422883","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2018.8422883","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"},{"id":"pmh:oai:qmro.qmul.ac.uk:123456789/55544","is_oa":true,"landing_page_url":"https://qmro.qmul.ac.uk/xmlui/handle/123456789/55544","pdf_url":"https://qmro.qmul.ac.uk/xmlui/bitstream/123456789/55544/2/Poslad%20Blockchain%20Support%20for%20Flexible%202018%20Accepted.pdf","source":{"id":"https://openalex.org/S4306400530","display_name":"Queen Mary Research Online (Queen Mary University of London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I166337079","host_organization_name":"Queen Mary University of London","host_organization_lineage":["https://openalex.org/I166337079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference Proceeding"}],"best_oa_location":{"id":"pmh:oai:qmro.qmul.ac.uk:123456789/55544","is_oa":true,"landing_page_url":"https://qmro.qmul.ac.uk/xmlui/handle/123456789/55544","pdf_url":"https://qmro.qmul.ac.uk/xmlui/bitstream/123456789/55544/2/Poslad%20Blockchain%20Support%20for%20Flexible%202018%20Accepted.pdf","source":{"id":"https://openalex.org/S4306400530","display_name":"Queen Mary Research Online (Queen Mary University of London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I166337079","host_organization_name":"Queen Mary University of London","host_organization_lineage":["https://openalex.org/I166337079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference Proceeding"},"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.6299999952316284,"id":"https://metadata.un.org/sdg/9"}],"awards":[{"id":"https://openalex.org/G8589651859","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320322725","funder_display_name":"China Scholarship Council"}],"funders":[{"id":"https://openalex.org/F4320311061","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846"},{"id":"https://openalex.org/F4320322725","display_name":"China Scholarship Council","ror":"https://ror.org/04atp4p48"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2886180210.pdf","grobid_xml":"https://content.openalex.org/works/W2886180210.grobid-xml"},"referenced_works_count":20,"referenced_works":["https://openalex.org/W1556212265","https://openalex.org/W1987476244","https://openalex.org/W1998970979","https://openalex.org/W2072167671","https://openalex.org/W2088588705","https://openalex.org/W2108072891","https://openalex.org/W2123389487","https://openalex.org/W2158298409","https://openalex.org/W2514994441","https://openalex.org/W2554213994","https://openalex.org/W2606473652","https://openalex.org/W2746685464","https://openalex.org/W2756138490","https://openalex.org/W2896599519","https://openalex.org/W2959792658","https://openalex.org/W3215152605","https://openalex.org/W4237374172","https://openalex.org/W4248175462","https://openalex.org/W6729888681","https://openalex.org/W6736994617"],"related_works":["https://openalex.org/W2374086689","https://openalex.org/W3176279093","https://openalex.org/W2373945265","https://openalex.org/W2370203001","https://openalex.org/W1912565424","https://openalex.org/W4246410201","https://openalex.org/W1968505275","https://openalex.org/W2074755311","https://openalex.org/W2379813727","https://openalex.org/W2151660018"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"propose":[4],"an":[5,23,27,112],"architecture":[6],"for":[7,104,116,157],"Blockchain-based":[8],"Electronic":[9],"Medical":[10],"Records":[11],"(EMRs)":[12],"called":[13,118],"GAA-FQ":[14,65,105,110],"(Granular":[15],"Access":[16],"Authorisation":[17],"supporting":[18,149],"Flexible":[19],"Queries)":[20],"that":[21,123,153],"comprises":[22],"access":[24,28,36,113,142,147],"model":[25,37],"and":[26,59,78,89,101],"authorisation":[29,143],"scheme.":[30],"Unlike":[31],"existing":[32],"Blockchain":[33,52],"schemes,":[34],"our":[35,121,134],"can":[38],"authorise":[39],"different":[40],"levels":[41],"of":[42,44,109,133],"granularity":[43],"authorisation,":[45,57],"whilst":[46],"maintaining":[47],"compatibility":[48],"with":[49,68,145],"the":[50,56,64,69,81,98,131,139],"underlying":[51],"data":[53,94,151],"structure.":[54],"Furthermore,":[55],"encryption,":[58],"decryption":[60],"algorithms":[61],"proposed":[62,156],"in":[63],"scheme":[66,115,144],"dispense":[67],"need":[70],"to":[71,85],"use":[72],"a":[73,107,128],"public":[74],"key":[75],"infrastructure":[76],"(PKI)":[77],"hence":[79],"improve":[80],"computation":[82,99],"performance":[83,100],"needed":[84],"support":[86],"more":[87],"granular":[88,146],"distributed,":[90],"yet":[91],"authorised,":[92],"EMR":[93,159],"queries.":[95],"We":[96],"validated":[97],"transmission":[102],"efficiency":[103],"using":[106,127],"simulation":[108],"against":[111],"control":[114],"EMRs":[117],"ESPAC":[119],"as":[120],"baseline":[122],"was":[124],"not":[125],"designed":[126],"Blockchain.":[129],"To":[130],"best":[132],"knowledge,":[135],"GAA-":[136],"FQ":[137],"is":[138],"first":[140],"Blockchain-oriented":[141],"control,":[148],"flexible":[150],"queries,":[152],"has":[154],"been":[155],"secure":[158],"information":[160],"management.":[161]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":20},{"year":2023,"cited_by_count":20},{"year":2022,"cited_by_count":26},{"year":2021,"cited_by_count":20},{"year":2020,"cited_by_count":25},{"year":2019,"cited_by_count":17}],"updated_date":"2026-04-02T15:55:50.835912","created_date":"2025-10-10T00:00:00"}
