{"id":"https://openalex.org/W3125885432","doi":"https://doi.org/10.1155/2021/6619689","title":"Blockchain-Enabled Public Key Encryption with Multi-Keyword Search in Cloud Computing","display_name":"Blockchain-Enabled Public Key Encryption with Multi-Keyword Search in Cloud Computing","publication_year":2021,"publication_date":"2021-01-20","ids":{"openalex":"https://openalex.org/W3125885432","doi":"https://doi.org/10.1155/2021/6619689","mag":"3125885432"},"language":"en","primary_location":{"id":"doi:10.1155/2021/6619689","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2021/6619689","pdf_url":"https://downloads.hindawi.com/journals/scn/2021/6619689.pdf","source":{"id":"https://openalex.org/S120683614","display_name":"Security and Communication Networks","issn_l":"1939-0114","issn":["1939-0114","1939-0122"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Security and Communication Networks","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://downloads.hindawi.com/journals/scn/2021/6619689.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101828256","display_name":"Zhenwei Chen","orcid":"https://orcid.org/0000-0002-8773-778X"},"institutions":[{"id":"https://openalex.org/I4210136859","display_name":"Xi\u2019an University of Posts and Telecommunications","ror":"https://ror.org/04jn0td46","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210136859"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhenwei Chen","raw_affiliation_strings":["School of Cyberspace Security, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an 710121, China"],"affiliations":[{"raw_affiliation_string":"School of Cyberspace Security, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an 710121, China","institution_ids":["https://openalex.org/I4210136859"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083107158","display_name":"Axin Wu","orcid":"https://orcid.org/0000-0003-4422-1270"},"institutions":[{"id":"https://openalex.org/I159948400","display_name":"Jinan University","ror":"https://ror.org/02xe5ns62","country_code":"CN","type":"education","lineage":["https://openalex.org/I159948400"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Axin Wu","raw_affiliation_strings":["College of Cybersecurity, Jinan University, Guangzhou 510632, China"],"affiliations":[{"raw_affiliation_string":"College of Cybersecurity, Jinan University, Guangzhou 510632, China","institution_ids":["https://openalex.org/I159948400"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100355214","display_name":"Yifei Li","orcid":"https://orcid.org/0000-0001-6507-7189"},"institutions":[{"id":"https://openalex.org/I4210136859","display_name":"Xi\u2019an University of Posts and Telecommunications","ror":"https://ror.org/04jn0td46","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210136859"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yifei Li","raw_affiliation_strings":["School of Cyberspace Security, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an 710121, China"],"affiliations":[{"raw_affiliation_string":"School of Cyberspace Security, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an 710121, China","institution_ids":["https://openalex.org/I4210136859"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078147142","display_name":"Qixuan Xing","orcid":"https://orcid.org/0000-0001-8834-3531"},"institutions":[{"id":"https://openalex.org/I4210136859","display_name":"Xi\u2019an University of Posts and Telecommunications","ror":"https://ror.org/04jn0td46","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210136859"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qixuan Xing","raw_affiliation_strings":["School of Cyberspace Security, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an 710121, China"],"affiliations":[{"raw_affiliation_string":"School of Cyberspace Security, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an 710121, China","institution_ids":["https://openalex.org/I4210136859"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020749269","display_name":"Shengling Geng","orcid":"https://orcid.org/0000-0002-9897-3147"},"institutions":[{"id":"https://openalex.org/I20616075","display_name":"Qinghai Normal University","ror":"https://ror.org/03az1t892","country_code":"CN","type":"education","lineage":["https://openalex.org/I20616075"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Shengling Geng","raw_affiliation_strings":["Institute of Plateau Science and Sustainable Development, Xining, Qinghai, China","School of Computer, Qinghai Normal University, Xining, Qinghai 810008, China"],"affiliations":[{"raw_affiliation_string":"Institute of Plateau Science and Sustainable Development, Xining, Qinghai, China","institution_ids":[]},{"raw_affiliation_string":"School of Computer, Qinghai Normal University, Xining, Qinghai 810008, China","institution_ids":["https://openalex.org/I20616075"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5020749269"],"corresponding_institution_ids":["https://openalex.org/I20616075"],"apc_list":{"value":2100,"currency":"USD","value_usd":2100},"apc_paid":{"value":2100,"currency":"USD","value_usd":2100},"fwci":4.8996,"has_fulltext":true,"cited_by_count":39,"citation_normalized_percentile":{"value":0.95804607,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"2021","issue":null,"first_page":"1","last_page":"11"},"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":0.9962999820709229,"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/T11614","display_name":"Cloud Data Security Solutions","score":0.9894000291824341,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8854972124099731},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.6218100786209106},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.5869367718696594},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.5824265480041504},{"id":"https://openalex.org/keywords/ciphertext","display_name":"Ciphertext","score":0.5675520896911621},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.5670045018196106},{"id":"https://openalex.org/keywords/cloud-storage","display_name":"Cloud storage","score":0.5313829779624939},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5062874555587769},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.5055041313171387},{"id":"https://openalex.org/keywords/public-key-cryptography","display_name":"Public-key cryptography","score":0.42747631669044495},{"id":"https://openalex.org/keywords/upload","display_name":"Upload","score":0.42030075192451477},{"id":"https://openalex.org/keywords/attribute-based-encryption","display_name":"Attribute-based encryption","score":0.4199945330619812},{"id":"https://openalex.org/keywords/trusted-third-party","display_name":"Trusted third party","score":0.41277655959129333},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.3726750910282135},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.15893954038619995}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8854972124099731},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.6218100786209106},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.5869367718696594},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.5824265480041504},{"id":"https://openalex.org/C93974786","wikidata":"https://www.wikidata.org/wiki/Q1589480","display_name":"Ciphertext","level":3,"score":0.5675520896911621},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.5670045018196106},{"id":"https://openalex.org/C2777059624","wikidata":"https://www.wikidata.org/wiki/Q914359","display_name":"Cloud storage","level":3,"score":0.5313829779624939},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5062874555587769},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.5055041313171387},{"id":"https://openalex.org/C203062551","wikidata":"https://www.wikidata.org/wiki/Q201339","display_name":"Public-key cryptography","level":3,"score":0.42747631669044495},{"id":"https://openalex.org/C71901391","wikidata":"https://www.wikidata.org/wiki/Q7126699","display_name":"Upload","level":2,"score":0.42030075192451477},{"id":"https://openalex.org/C7646194","wikidata":"https://www.wikidata.org/wiki/Q4818713","display_name":"Attribute-based encryption","level":4,"score":0.4199945330619812},{"id":"https://openalex.org/C139089976","wikidata":"https://www.wikidata.org/wiki/Q2142273","display_name":"Trusted third party","level":2,"score":0.41277655959129333},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.3726750910282135},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.15893954038619995},{"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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1155/2021/6619689","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2021/6619689","pdf_url":"https://downloads.hindawi.com/journals/scn/2021/6619689.pdf","source":{"id":"https://openalex.org/S120683614","display_name":"Security and Communication Networks","issn_l":"1939-0114","issn":["1939-0114","1939-0122"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Security and Communication Networks","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:09243d9e3f954852816ae1f2e9d5dc1b","is_oa":true,"landing_page_url":"https://doaj.org/article/09243d9e3f954852816ae1f2e9d5dc1b","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Security and Communication Networks, Vol 2021 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1155/2021/6619689","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2021/6619689","pdf_url":"https://downloads.hindawi.com/journals/scn/2021/6619689.pdf","source":{"id":"https://openalex.org/S120683614","display_name":"Security and Communication Networks","issn_l":"1939-0114","issn":["1939-0114","1939-0122"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Security and Communication Networks","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1121271761","display_name":null,"funder_award_id":"Program","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2067983305","display_name":null,"funder_award_id":"2017YFB0802000","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G391238517","display_name":null,"funder_award_id":", and","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4020255992","display_name":null,"funder_award_id":"Project","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4083922625","display_name":null,"funder_award_id":"62072369","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5449096009","display_name":null,"funder_award_id":"2020-SF-140","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6710911545","display_name":null,"funder_award_id":"61862055","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8955107213","display_name":null,"funder_award_id":"Major","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":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3125885432.pdf","grobid_xml":"https://content.openalex.org/works/W3125885432.grobid-xml"},"referenced_works_count":39,"referenced_works":["https://openalex.org/W998997404","https://openalex.org/W1490445235","https://openalex.org/W1573743738","https://openalex.org/W1593940884","https://openalex.org/W1955224561","https://openalex.org/W1969344535","https://openalex.org/W1979493600","https://openalex.org/W1988169383","https://openalex.org/W2014022156","https://openalex.org/W2080574324","https://openalex.org/W2141420453","https://openalex.org/W2145426052","https://openalex.org/W2147929033","https://openalex.org/W2161214567","https://openalex.org/W2267991765","https://openalex.org/W2268989031","https://openalex.org/W2597901792","https://openalex.org/W2613814461","https://openalex.org/W2745267579","https://openalex.org/W2766689922","https://openalex.org/W2790225875","https://openalex.org/W2804381801","https://openalex.org/W2807455604","https://openalex.org/W2807718082","https://openalex.org/W2886211034","https://openalex.org/W2898321742","https://openalex.org/W2899097876","https://openalex.org/W2899738363","https://openalex.org/W2903949249","https://openalex.org/W2906825992","https://openalex.org/W2910369831","https://openalex.org/W2943832635","https://openalex.org/W2960870100","https://openalex.org/W3043282351","https://openalex.org/W3082780125","https://openalex.org/W6629337592","https://openalex.org/W6640998832","https://openalex.org/W6682311248","https://openalex.org/W6721411451"],"related_works":["https://openalex.org/W2131846073","https://openalex.org/W4372269058","https://openalex.org/W114534093","https://openalex.org/W2383331906","https://openalex.org/W361351722","https://openalex.org/W4223919663","https://openalex.org/W1513098086","https://openalex.org/W2743419166","https://openalex.org/W2963348623","https://openalex.org/W2921225894"],"abstract_inverted_index":{"The":[0],"emergence":[1],"of":[2,22,34,81,116,155],"the":[3,25,31,38,48,56,79,82,114,129,136,140,145,149],"cloud":[4,49],"storage":[5,131],"has":[6,170],"brought":[7],"great":[8],"convenience":[9],"to":[10,24,41,53,112],"people\u2019s":[11],"life.":[12],"Many":[13],"individuals":[14],"and":[15,71,100,121,157,169],"enterprises":[16],"have":[17],"delivered":[18],"a":[19,90,125],"large":[20],"amount":[21],"data":[23,35,119,130],"third-party":[26],"server":[27],"for":[28,47],"storage.":[29],"Thus,":[30],"privacy":[32],"protection":[33],"retrieved":[36],"by":[37,138,148],"user":[39,57,122,150],"needs":[40],"be":[42],"guaranteed.":[43],"Searchable":[44],"encryption":[45,94],"technology":[46],"environment":[50],"is":[51,59,110,151,161],"adopted":[52],"ensure":[54,113],"that":[55,144],"information":[58],"secure":[60,162],"with":[61,96],"retrieving":[62],"data.":[63],"However,":[64],"most":[65],"schemes":[66],"only":[67],"support":[68,74],"single-keyword":[69],"search":[70,98],"do":[72],"not":[73],"file":[75,104],"updates,":[76],"which":[77,142],"limit":[78],"flexibility":[80],"scheme.":[83],"To":[84],"eliminate":[85],"these":[86],"problems,":[87],"we":[88],"propose":[89],"blockchain-enabled":[91],"public":[92],"key":[93],"scheme":[95,102,134,160],"multi-keyword":[97],"(BPKEMS),":[99],"our":[101,133,159],"supports":[103],"updates.":[105],"In":[106,153],"addition,":[107],"smart":[108],"contract":[109],"used":[111],"fairness":[115],"transactions":[117],"between":[118],"owner":[120],"without":[123],"introducing":[124],"third":[126],"party.":[127],"At":[128],"stage,":[132],"realizes":[135],"verifiability":[137],"numbering":[139],"files,":[141],"ensures":[143],"ciphertext":[146],"received":[147],"complete.":[152],"terms":[154],"security":[156],"performance,":[158],"against":[163],"inside":[164],"keyword":[165],"guessing":[166],"attacks":[167],"(KGAs)":[168],"better":[171],"computation":[172],"overhead":[173],"than":[174],"other":[175],"related":[176],"schemes.":[177]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":14},{"year":2021,"cited_by_count":2}],"updated_date":"2026-04-15T08:11:43.952461","created_date":"2025-10-10T00:00:00"}