{"id":"https://openalex.org/W4308381127","doi":"https://doi.org/10.1145/3548606.3559349","title":"Vizard","display_name":"Vizard","publication_year":2022,"publication_date":"2022-11-07","ids":{"openalex":"https://openalex.org/W4308381127","doi":"https://doi.org/10.1145/3548606.3559349"},"language":"en","primary_location":{"id":"doi:10.1145/3548606.3559349","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3548606.3559349","pdf_url":null,"source":{"id":"https://openalex.org/S4363608815","display_name":"Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security","raw_type":"proceedings-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/A5060364496","display_name":"Chengjun Cai","orcid":"https://orcid.org/0000-0002-8045-4226"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]},{"id":"https://openalex.org/I4210124427","display_name":"City College of Dongguan University of Technology","ror":"https://ror.org/02vdh2x09","country_code":"CN","type":"education","lineage":["https://openalex.org/I2799850029","https://openalex.org/I4210124427"]}],"countries":["CN","HK"],"is_corresponding":true,"raw_author_name":"Chengjun Cai","raw_affiliation_strings":["City University of Hong Kong Dongguan Research Institute, Dongguan, China"],"affiliations":[{"raw_affiliation_string":"City University of Hong Kong Dongguan Research Institute, Dongguan, China","institution_ids":["https://openalex.org/I4210124427","https://openalex.org/I168719708"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091095376","display_name":"Yichen Zang","orcid":"https://orcid.org/0000-0002-7376-3899"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Yichen Zang","raw_affiliation_strings":["City University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"City University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I168719708"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100390514","display_name":"Cong Wang","orcid":"https://orcid.org/0000-0003-0547-315X"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Cong Wang","raw_affiliation_strings":["City University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"City University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I168719708"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013643572","display_name":"Xiaohua Jia","orcid":"https://orcid.org/0000-0001-8702-8302"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Xiaohua Jia","raw_affiliation_strings":["City University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"City University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I168719708"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100391116","display_name":"Qian Wang","orcid":"https://orcid.org/0000-0002-8967-8525"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qian Wang","raw_affiliation_strings":["Wuhan University, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5060364496"],"corresponding_institution_ids":["https://openalex.org/I168719708","https://openalex.org/I4210124427"],"apc_list":null,"apc_paid":null,"fwci":1.2473,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.81868132,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"441","last_page":"454"},"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9995999932289124,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8140562772750854},{"id":"https://openalex.org/keywords/metadata","display_name":"Metadata","score":0.7775657176971436},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.6898492574691772},{"id":"https://openalex.org/keywords/enforcement","display_name":"Enforcement","score":0.5955559611320496},{"id":"https://openalex.org/keywords/access-control","display_name":"Access control","score":0.4819362163543701},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.4806574583053589},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.4449557065963745},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.42768171429634094},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.27892017364501953}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8140562772750854},{"id":"https://openalex.org/C93518851","wikidata":"https://www.wikidata.org/wiki/Q180160","display_name":"Metadata","level":2,"score":0.7775657176971436},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.6898492574691772},{"id":"https://openalex.org/C2779777834","wikidata":"https://www.wikidata.org/wiki/Q4202277","display_name":"Enforcement","level":2,"score":0.5955559611320496},{"id":"https://openalex.org/C527821871","wikidata":"https://www.wikidata.org/wiki/Q228502","display_name":"Access control","level":2,"score":0.4819362163543701},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.4806574583053589},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.4449557065963745},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.42768171429634094},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.27892017364501953},{"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/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3548606.3559349","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3548606.3559349","pdf_url":null,"source":{"id":"https://openalex.org/S4363608815","display_name":"Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.7099999785423279,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W644599125","https://openalex.org/W1503499126","https://openalex.org/W1506068270","https://openalex.org/W1536141561","https://openalex.org/W1569778844","https://openalex.org/W1837145606","https://openalex.org/W1988374166","https://openalex.org/W1993924693","https://openalex.org/W2018746447","https://openalex.org/W2141420453","https://openalex.org/W2155720185","https://openalex.org/W2171337840","https://openalex.org/W2404133814","https://openalex.org/W2612515004","https://openalex.org/W2701059868","https://openalex.org/W2734245281","https://openalex.org/W2763398287","https://openalex.org/W2766831041","https://openalex.org/W2781091734","https://openalex.org/W2792900670","https://openalex.org/W2794533297","https://openalex.org/W2795256704","https://openalex.org/W2821751932","https://openalex.org/W2897676665","https://openalex.org/W2964223086","https://openalex.org/W2973629179","https://openalex.org/W2981645102","https://openalex.org/W2996333964","https://openalex.org/W3008193986","https://openalex.org/W3081866196","https://openalex.org/W3109688427","https://openalex.org/W3128532268","https://openalex.org/W3137626308","https://openalex.org/W3151748982","https://openalex.org/W4246874244","https://openalex.org/W4308381127","https://openalex.org/W4378527334"],"related_works":["https://openalex.org/W2058118494","https://openalex.org/W2392768766","https://openalex.org/W2382021449","https://openalex.org/W2095118173","https://openalex.org/W2106424170","https://openalex.org/W1985426483","https://openalex.org/W2501188010","https://openalex.org/W4299935056","https://openalex.org/W2010935248","https://openalex.org/W2768810474"],"abstract_inverted_index":{"Owner-centric":[0],"control":[1,29,63,101,154],"is":[2,105,173],"a":[3,50,74,92,108,168],"widely":[4],"adopted":[5],"method":[6],"for":[7,102,187],"easing":[8],"owners'":[9,61],"concerns":[10],"over":[11,124,192],"data":[12,20,62,126,193],"abuses":[13],"and":[14,99,115,149,178,189],"motivating":[15],"them":[16],"to":[17,22,38,138,155],"share":[18],"their":[19,66,82],"out":[21],"gain":[23],"collective":[24],"knowledge.":[25],"However,":[26],"while":[27],"many":[28],"enforcement":[30],"techniques":[31],"have":[32],"been":[33],"proposed,":[34],"privacy":[35],"threats":[36],"due":[37],"the":[39,159,179,183],"metadata":[40],"leakage":[41],"therein":[42],"are":[43],"largely":[44],"neglected":[45],"in":[46,73,129],"existing":[47],"works.":[48],"Unfortunately,":[49],"sophisticated":[51],"attacker":[52],"can":[53,80],"infer":[54],"very":[55],"sensitive":[56],"information":[57],"based":[58],"on":[59],"either":[60],"policies":[64],"or":[65,77],"analytic":[67,94,122],"task":[68],"participation":[69],"histories":[70],"(e.g.,":[71],"participating":[72],"mental":[75],"illness":[76],"cancer":[78],"study":[79],"reveal":[81],"health":[83],"conditions).":[84],"To":[85],"address":[86],"this":[87],"problem,":[88],"we":[89],"introduce":[90],"Vizard,":[91],"metadata-hiding":[93,190],"system":[95],"that":[96,117,172],"enables":[97],"privacy-hardened":[98],"enforceable":[100],"owners.":[103],"Vizard":[104,171,186],"built":[106],"with":[107,152,175],"tailored":[109],"suite":[110],"of":[111,170,185],"lightweight":[112],"cryptographic":[113],"tools":[114],"designs":[116,137],"help":[118],"us":[119],"efficiently":[120],"handle":[121],"queries":[123],"encrypted":[125],"streams":[127],"coming":[128],"real-time":[130],"(like":[131],"heart":[132],"rates).":[133],"We":[134,166],"propose":[135],"extension":[136],"further":[139],"enable":[140],"advanced":[141],"owner-centric":[142],"controls":[143],"(with":[144],"AND,":[145],"OR,":[146],"NOT":[147],"operators)":[148],"provide":[150],"owners":[151],"release":[153],"additionally":[156],"regulate":[157],"how":[158],"result":[160],"should":[161],"be":[162],"protected":[163],"before":[164],"deliveries.":[165],"develop":[167],"prototype":[169],"interfaced":[174],"Apache":[176],"Kafka,":[177],"evaluation":[180],"results":[181],"demonstrate":[182],"practicality":[184],"large-scale":[188],"analytics":[191],"streams.":[194]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2022-11-11T00:00:00"}
