{"id":"https://openalex.org/W2937055339","doi":"https://doi.org/10.1145/3318212","title":"Flexible, Efficient, and Secure Access Delegation in Cloud Computing","display_name":"Flexible, Efficient, and Secure Access Delegation in Cloud Computing","publication_year":2019,"publication_date":"2019-03-31","ids":{"openalex":"https://openalex.org/W2937055339","doi":"https://doi.org/10.1145/3318212","mag":"2937055339"},"language":"en","primary_location":{"id":"doi:10.1145/3318212","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3318212","pdf_url":null,"source":{"id":"https://openalex.org/S4210170305","display_name":"ACM Transactions on Management Information Systems","issn_l":"2158-656X","issn":["2158-656X","2158-6578"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Management Information Systems","raw_type":"journal-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/A5100643589","display_name":"Hu Xiong","orcid":"https://orcid.org/0000-0001-6137-6667"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hu Xiong","raw_affiliation_strings":["School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, P.R. China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100364988","display_name":"Yi Wang","orcid":"https://orcid.org/0000-0002-9095-6879"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yi Wang","raw_affiliation_strings":["School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, P.R. China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100381719","display_name":"Wenchao Li","orcid":"https://orcid.org/0000-0001-8926-5539"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenchao Li","raw_affiliation_strings":["School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, P.R. China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5068618830","display_name":"Chien\u2010Ming Chen","orcid":"https://orcid.org/0000-0002-6502-472X"},"institutions":[{"id":"https://openalex.org/I80143920","display_name":"Shandong University of Science and Technology","ror":"https://ror.org/04gtjhw98","country_code":"CN","type":"education","lineage":["https://openalex.org/I80143920"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chien-Ming Chen","raw_affiliation_strings":["College of Computer Science and Engineering, Shandong University of Science and Technology, Qingdao, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer Science and Engineering, Shandong University of Science and Technology, Qingdao, P.R. China","institution_ids":["https://openalex.org/I80143920"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.4119,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.85993623,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"10","issue":"1","first_page":"1","last_page":"20"},"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/T11614","display_name":"Cloud Data Security Solutions","score":0.9984999895095825,"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":0.9976000189781189,"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":0.7625744342803955},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.7207087278366089},{"id":"https://openalex.org/keywords/ciphertext","display_name":"Ciphertext","score":0.620618462562561},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.5943606495857239},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5103184580802917},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.5001285076141357},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.4362894296646118},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.35799306631088257},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.13476034998893738}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7625744342803955},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.7207087278366089},{"id":"https://openalex.org/C93974786","wikidata":"https://www.wikidata.org/wiki/Q1589480","display_name":"Ciphertext","level":3,"score":0.620618462562561},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.5943606495857239},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5103184580802917},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.5001285076141357},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.4362894296646118},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.35799306631088257},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.13476034998893738}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3318212","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3318212","pdf_url":null,"source":{"id":"https://openalex.org/S4210170305","display_name":"ACM Transactions on Management Information Systems","issn_l":"2158-656X","issn":["2158-656X","2158-6578"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Management Information Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/17","display_name":"Partnerships for the goals","score":0.46000000834465027}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W55211228","https://openalex.org/W126735607","https://openalex.org/W1500253167","https://openalex.org/W1557375247","https://openalex.org/W1569083856","https://openalex.org/W1571885089","https://openalex.org/W1590823599","https://openalex.org/W1791993932","https://openalex.org/W1804894162","https://openalex.org/W1890078278","https://openalex.org/W1973309971","https://openalex.org/W1987493859","https://openalex.org/W1992679131","https://openalex.org/W1996058270","https://openalex.org/W2014671777","https://openalex.org/W2044772384","https://openalex.org/W2050109441","https://openalex.org/W2111688141","https://openalex.org/W2114296561","https://openalex.org/W2114428623","https://openalex.org/W2118875948","https://openalex.org/W2119866123","https://openalex.org/W2124645100","https://openalex.org/W2137767448","https://openalex.org/W2138038098","https://openalex.org/W2143538196","https://openalex.org/W2152924492","https://openalex.org/W2160336689","https://openalex.org/W2164101323","https://openalex.org/W2324844297","https://openalex.org/W2407667300","https://openalex.org/W2563571786","https://openalex.org/W2594719586","https://openalex.org/W2619578891","https://openalex.org/W2732131698","https://openalex.org/W2735268417","https://openalex.org/W2767878935","https://openalex.org/W2775789639","https://openalex.org/W2891772277","https://openalex.org/W2892457823","https://openalex.org/W2899765597","https://openalex.org/W2904326687","https://openalex.org/W2910746150","https://openalex.org/W2911056119","https://openalex.org/W2913598664","https://openalex.org/W3151647019","https://openalex.org/W4225591807","https://openalex.org/W4248375863"],"related_works":["https://openalex.org/W4244478748","https://openalex.org/W2388464034","https://openalex.org/W4223488648","https://openalex.org/W2533125852","https://openalex.org/W2140460949","https://openalex.org/W2134969820","https://openalex.org/W2251605416","https://openalex.org/W2105580438","https://openalex.org/W4205786897","https://openalex.org/W3150465815"],"abstract_inverted_index":{"The":[0],"convenience":[1],"of":[2,6,20,48,87,97],"the":[3,11,17,26,51,88,94,120],"cloud-assisted":[4],"Internet":[5],"Things":[7],"has":[8,36,93],"led":[9],"to":[10],"need":[12],"for":[13,16,43],"improved":[14],"protections":[15],"large":[18],"volumes":[19],"data":[21,61],"collected":[22],"from":[23],"devices":[24],"around":[25],"world":[27],"and":[28,46,67,103],"stored":[29],"on":[30],"cloud-based":[31],"servers.":[32],"Proxy":[33],"re-encryption":[34],"(PRE)":[35],"been":[37],"presented":[38],"as":[39],"a":[40,77,98],"suitable":[41],"mechanism":[42],"secure":[44,113],"transmission":[45],"sharing":[47],"files":[49],"within":[50],"cloud.":[52],"However,":[53],"existing":[54],"PRE":[55,82],"schemes":[56],"do":[57],"not":[58],"support":[59],"unidirectional":[60,78],"transformation,":[62],"fine-grained":[63],"controls,":[64],"multiple":[65],"hops,":[66],"identity-based":[68],"encryption":[69],"simultaneously.":[70],"To":[71],"solve":[72],"these":[73],"problems,":[74],"we":[75],"propose":[76],"multi-hop":[79],"identity":[80,116],"based-conditional":[81],"scheme":[83,111],"that":[84,109],"meets":[85],"all":[86],"above":[89],"requirements.":[90],"Our":[91],"proposal":[92],"additional":[95],"benefits":[96],"constant":[99],"ciphertext":[100],"size,":[101],"non-interactivity,":[102],"collusion":[104],"resistance.":[105],"We":[106],"also":[107],"prove":[108],"our":[110],"is":[112],"against":[114],"adaptive":[115],"chosen-ciphertext":[117],"attacks":[118],"in":[119],"standard":[121],"model.":[122]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
