{"id":"https://openalex.org/W2145921607","doi":"https://doi.org/10.1093/comjnl/bxr080","title":"Enforcing Role-Based Access Control for Secure Data Storage in the Cloud","display_name":"Enforcing Role-Based Access Control for Secure Data Storage in the Cloud","publication_year":2011,"publication_date":"2011-09-02","ids":{"openalex":"https://openalex.org/W2145921607","doi":"https://doi.org/10.1093/comjnl/bxr080","mag":"2145921607"},"language":"en","primary_location":{"id":"doi:10.1093/comjnl/bxr080","is_oa":true,"landing_page_url":"https://doi.org/10.1093/comjnl/bxr080","pdf_url":"https://academic.oup.com/comjnl/article-pdf/54/10/1675/1775312/bxr080.pdf","source":{"id":"https://openalex.org/S44643521","display_name":"The Computer Journal","issn_l":"0010-4620","issn":["0010-4620","1460-2067"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Computer Journal","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://academic.oup.com/comjnl/article-pdf/54/10/1675/1775312/bxr080.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5103201041","display_name":"Lan Zhou","orcid":"https://orcid.org/0000-0001-7469-3274"},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"L. Zhou","raw_affiliation_strings":["Information and Networked Systems Security Research, Department of Computing, Macquarie University, North Ryde, NSW 2109, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information and Networked Systems Security Research, Department of Computing, Macquarie University, North Ryde, NSW 2109, Australia","institution_ids":["https://openalex.org/I99043593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029458848","display_name":"Vijay Varadharajan","orcid":"https://orcid.org/0000-0002-3621-9114"},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"V. Varadharajan","raw_affiliation_strings":["Information and Networked Systems Security Research, Department of Computing, Macquarie University, North Ryde, NSW 2109, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information and Networked Systems Security Research, Department of Computing, Macquarie University, North Ryde, NSW 2109, Australia","institution_ids":["https://openalex.org/I99043593"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069661409","display_name":"Michael Hitchens","orcid":"https://orcid.org/0000-0001-6320-9184"},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"M. Hitchens","raw_affiliation_strings":["Information and Networked Systems Security Research, Department of Computing, Macquarie University, North Ryde, NSW 2109, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information and Networked Systems Security Research, Department of Computing, Macquarie University, North Ryde, NSW 2109, Australia","institution_ids":["https://openalex.org/I99043593"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5103201041"],"corresponding_institution_ids":["https://openalex.org/I99043593"],"apc_list":{"value":2635,"currency":"GBP","value_usd":3232},"apc_paid":null,"fwci":14.639,"has_fulltext":false,"cited_by_count":93,"citation_normalized_percentile":{"value":0.98884612,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"54","issue":"10","first_page":"1675","last_page":"1687"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.9997000098228455,"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":0.9997000098228455,"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/T11614","display_name":"Cloud Data Security Solutions","score":0.9904999732971191,"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":0.9743000268936157,"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/cloud-computing","display_name":"Cloud computing","score":0.8212268948554993},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.8172932863235474},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8023106455802917},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.6729629039764404},{"id":"https://openalex.org/keywords/access-control","display_name":"Access control","score":0.6244552135467529},{"id":"https://openalex.org/keywords/cloud-storage","display_name":"Cloud storage","score":0.6213295459747314},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.5017857551574707},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4702564477920532},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4486916661262512},{"id":"https://openalex.org/keywords/data-security","display_name":"Data security","score":0.41886892914772034},{"id":"https://openalex.org/keywords/cloud-computing-security","display_name":"Cloud computing security","score":0.41257476806640625},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.11077788472175598},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.05131915211677551}],"concepts":[{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.8212268948554993},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.8172932863235474},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8023106455802917},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.6729629039764404},{"id":"https://openalex.org/C527821871","wikidata":"https://www.wikidata.org/wiki/Q228502","display_name":"Access control","level":2,"score":0.6244552135467529},{"id":"https://openalex.org/C2777059624","wikidata":"https://www.wikidata.org/wiki/Q914359","display_name":"Cloud storage","level":3,"score":0.6213295459747314},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.5017857551574707},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4702564477920532},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4486916661262512},{"id":"https://openalex.org/C10511746","wikidata":"https://www.wikidata.org/wiki/Q899388","display_name":"Data security","level":3,"score":0.41886892914772034},{"id":"https://openalex.org/C184842701","wikidata":"https://www.wikidata.org/wiki/Q370563","display_name":"Cloud computing security","level":3,"score":0.41257476806640625},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.11077788472175598},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.05131915211677551},{"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1093/comjnl/bxr080","is_oa":true,"landing_page_url":"https://doi.org/10.1093/comjnl/bxr080","pdf_url":"https://academic.oup.com/comjnl/article-pdf/54/10/1675/1775312/bxr080.pdf","source":{"id":"https://openalex.org/S44643521","display_name":"The Computer Journal","issn_l":"0010-4620","issn":["0010-4620","1460-2067"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Computer Journal","raw_type":"journal-article"},{"id":"pmh:oai:nova.newcastle.edu.au:uon:31626","is_oa":false,"landing_page_url":"http://hdl.handle.net/1959.13/1356163","pdf_url":null,"source":{"id":"https://openalex.org/S4377196471","display_name":"NOVA (University of Newcastle Australia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I78757542","host_organization_name":"University of Newcastle Australia","host_organization_lineage":["https://openalex.org/I78757542"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"journal article"}],"best_oa_location":{"id":"doi:10.1093/comjnl/bxr080","is_oa":true,"landing_page_url":"https://doi.org/10.1093/comjnl/bxr080","pdf_url":"https://academic.oup.com/comjnl/article-pdf/54/10/1675/1775312/bxr080.pdf","source":{"id":"https://openalex.org/S44643521","display_name":"The Computer Journal","issn_l":"0010-4620","issn":["0010-4620","1460-2067"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Computer Journal","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2796974977","https://openalex.org/W3011402756","https://openalex.org/W2957021483","https://openalex.org/W350349969","https://openalex.org/W3214026606","https://openalex.org/W2809887432","https://openalex.org/W3110687098","https://openalex.org/W2794162233","https://openalex.org/W2057612674","https://openalex.org/W2734469389"],"abstract_inverted_index":{"In":[0],"recent":[1],"times,":[2],"there":[3],"has":[4,186],"been":[5],"increasing":[6],"interest":[7],"in":[8,12,22,57,61,107,110],"storing":[9],"data":[10,20,32,53,70,98,103],"securely":[11],"the":[13,23,50,62,85,102,108,122,127,137,153,157,165,175],"cloud":[14,24,45,63,109,128],"environment.":[15],"To":[16],"provide":[17],"owners":[18],"of":[19,52,81,95,156,179],"stored":[21],"with":[25,73,89,117,190],"flexible":[26],"control":[27],"over":[28],"access":[29,67],"to":[30,54,65,68,83,135],"their":[31],"by":[33],"other":[34,191],"users,":[35],"we":[36],"propose":[37],"a":[38,79,93,112,146],"role-based":[39],"encryption":[40,148],"(RBE)":[41],"scheme":[42,48,77,144,159,167,181],"for":[43,71],"secure":[44,169],"storage.":[46],"Our":[47],"allows":[49],"owner":[51,99],"store":[55,105],"it":[56,106,185],"an":[58,142],"encrypted":[59],"form":[60],"and":[64,104,160,177,182],"grant":[66],"that":[69,114,164,184],"users":[72,86,116],"specific":[74,118],"roles.":[75],"The":[76,97,150],"specifies":[78],"set":[80,94],"roles":[82,119],"which":[84],"are":[87],"assigned,":[88],"each":[90],"role":[91],"having":[92],"permissions.":[96],"can":[100,120],"encrypt":[101],"such":[111,141],"way":[113],"only":[115],"decrypt":[121,136],"data.":[123,138],"Anyone":[124],"else,":[125],"including":[126],"providers":[129],"themselves,":[130],"will":[131],"not":[132],"be":[133],"able":[134],"We":[139,172],"describe":[140],"RBE":[143],"using":[145],"broadcast":[147],"algorithm.":[149],"paper":[151],"describes":[152],"security":[154],"analysis":[155],"proposed":[158,166],"gives":[161],"proofs":[162],"showing":[163],"is":[168],"against":[170],"attacks.":[171],"also":[173],"analyse":[174],"efficiency":[176],"performance":[178],"our":[180],"show":[183],"superior":[187],"characteristics":[188],"compared":[189],"previously":[192],"published":[193],"schemes.":[194]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":15},{"year":2014,"cited_by_count":15},{"year":2013,"cited_by_count":10},{"year":2012,"cited_by_count":7}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}