{"id":"https://openalex.org/W4385713352","doi":"https://doi.org/10.1145/3600160.3605022","title":"CACS: A Cloud Privacy-Preserving Attribute Management System","display_name":"CACS: A Cloud Privacy-Preserving Attribute Management System","publication_year":2023,"publication_date":"2023-08-09","ids":{"openalex":"https://openalex.org/W4385713352","doi":"https://doi.org/10.1145/3600160.3605022"},"language":"en","primary_location":{"id":"doi:10.1145/3600160.3605022","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3600160.3605022","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 18th International Conference on Availability, Reliability and Security","raw_type":"proceedings-article"},"type":"conference-paper","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/A5009085970","display_name":"A. Kalu","orcid":"https://orcid.org/0000-0002-5579-3648"},"institutions":[{"id":"https://openalex.org/I4210160054","display_name":"Cybernetica (Estonia)","ror":"https://ror.org/054gqc795","country_code":"EE","type":"company","lineage":["https://openalex.org/I4210160054"]}],"countries":["EE"],"is_corresponding":false,"raw_author_name":"Aivo Kalu","raw_affiliation_strings":["Cybernetica AS, Estonia"],"raw_orcid":"https://orcid.org/0000-0002-5579-3648","affiliations":[{"raw_affiliation_string":"Cybernetica AS, Estonia","institution_ids":["https://openalex.org/I4210160054"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5092622347","display_name":"Burak Can Kus","orcid":"https://orcid.org/0009-0002-2363-0913"},"institutions":[{"id":"https://openalex.org/I4210160054","display_name":"Cybernetica (Estonia)","ror":"https://ror.org/054gqc795","country_code":"EE","type":"company","lineage":["https://openalex.org/I4210160054"]}],"countries":["EE"],"is_corresponding":false,"raw_author_name":"Burak Can Kus","raw_affiliation_strings":["Cybernetica AS, Estonia"],"raw_orcid":"https://orcid.org/0009-0002-2363-0913","affiliations":[{"raw_affiliation_string":"Cybernetica AS, Estonia","institution_ids":["https://openalex.org/I4210160054"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009632286","display_name":"Peeter Laud","orcid":"https://orcid.org/0000-0002-9030-8142"},"institutions":[{"id":"https://openalex.org/I4210160054","display_name":"Cybernetica (Estonia)","ror":"https://ror.org/054gqc795","country_code":"EE","type":"company","lineage":["https://openalex.org/I4210160054"]}],"countries":["EE"],"is_corresponding":false,"raw_author_name":"Peeter Laud","raw_affiliation_strings":["Cybernetica AS, Estonia"],"raw_orcid":"https://orcid.org/0000-0002-9030-8142","affiliations":[{"raw_affiliation_string":"Cybernetica AS, Estonia","institution_ids":["https://openalex.org/I4210160054"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103224324","display_name":"K. Leung","orcid":"https://orcid.org/0009-0005-5109-3256"},"institutions":[{"id":"https://openalex.org/I4210160054","display_name":"Cybernetica (Estonia)","ror":"https://ror.org/054gqc795","country_code":"EE","type":"company","lineage":["https://openalex.org/I4210160054"]}],"countries":["EE"],"is_corresponding":false,"raw_author_name":"Kin Long Leung","raw_affiliation_strings":["Cybernetica AS, Estonia"],"raw_orcid":"https://orcid.org/0009-0005-5109-3256","affiliations":[{"raw_affiliation_string":"Cybernetica AS, Estonia","institution_ids":["https://openalex.org/I4210160054"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086779756","display_name":"Nikita Snetkov","orcid":"https://orcid.org/0000-0002-1414-2080"},"institutions":[{"id":"https://openalex.org/I111112146","display_name":"Tallinn University of Technology","ror":"https://ror.org/0443cwa12","country_code":"EE","type":"education","lineage":["https://openalex.org/I111112146"]},{"id":"https://openalex.org/I4210160054","display_name":"Cybernetica (Estonia)","ror":"https://ror.org/054gqc795","country_code":"EE","type":"company","lineage":["https://openalex.org/I4210160054"]}],"countries":["EE"],"is_corresponding":false,"raw_author_name":"Nikita Snetkov","raw_affiliation_strings":["Cybernetica AS, Estonia and Centre for Digital Forensics and Cyber Security, Tallinn University of Technology, Estonia"],"raw_orcid":"https://orcid.org/0000-0002-1414-2080","affiliations":[{"raw_affiliation_string":"Cybernetica AS, Estonia and Centre for Digital Forensics and Cyber Security, Tallinn University of Technology, Estonia","institution_ids":["https://openalex.org/I111112146","https://openalex.org/I4210160054"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005593497","display_name":"Jelizaveta Vakarjuk","orcid":"https://orcid.org/0000-0001-6398-3663"},"institutions":[{"id":"https://openalex.org/I111112146","display_name":"Tallinn University of Technology","ror":"https://ror.org/0443cwa12","country_code":"EE","type":"education","lineage":["https://openalex.org/I111112146"]},{"id":"https://openalex.org/I4210160054","display_name":"Cybernetica (Estonia)","ror":"https://ror.org/054gqc795","country_code":"EE","type":"company","lineage":["https://openalex.org/I4210160054"]}],"countries":["EE"],"is_corresponding":false,"raw_author_name":"Jelizaveta Vakarjuk","raw_affiliation_strings":["Cybernetica AS, Estonia and Centre for Digital Forensics and Cyber Security, Tallinn University of Technology, Estonia"],"raw_orcid":"https://orcid.org/0000-0001-6398-3663","affiliations":[{"raw_affiliation_string":"Cybernetica AS, Estonia and Centre for Digital Forensics and Cyber Security, Tallinn University of Technology, Estonia","institution_ids":["https://openalex.org/I111112146","https://openalex.org/I4210160054"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"9"},"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/T10764","display_name":"Privacy-Preserving Technologies in Data","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/T11614","display_name":"Cloud Data Security Solutions","score":0.9987999796867371,"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-security","display_name":"Computer security","score":0.7231264114379883},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.6964480876922607},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6643099784851074},{"id":"https://openalex.org/keywords/issuer","display_name":"Issuer","score":0.5419455766677856},{"id":"https://openalex.org/keywords/privacy-protection","display_name":"Privacy protection","score":0.506763756275177},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.47957414388656616},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.47393399477005005},{"id":"https://openalex.org/keywords/presentation","display_name":"Presentation (obstetrics)","score":0.4364357888698578},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.4199877977371216},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.2499859631061554}],"concepts":[{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.7231264114379883},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.6964480876922607},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6643099784851074},{"id":"https://openalex.org/C138170105","wikidata":"https://www.wikidata.org/wiki/Q1337949","display_name":"Issuer","level":2,"score":0.5419455766677856},{"id":"https://openalex.org/C3017597292","wikidata":"https://www.wikidata.org/wiki/Q25052250","display_name":"Privacy protection","level":2,"score":0.506763756275177},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.47957414388656616},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.47393399477005005},{"id":"https://openalex.org/C2777601897","wikidata":"https://www.wikidata.org/wiki/Q3409113","display_name":"Presentation (obstetrics)","level":2,"score":0.4364357888698578},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.4199877977371216},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.2499859631061554},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3600160.3605022","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3600160.3605022","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 18th International Conference on Availability, Reliability and Security","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6800000071525574,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[{"id":"https://openalex.org/G6828330862","display_name":"Distributed Identity, Distributed Trust","funder_award_id":"PRG1780","funder_id":"https://openalex.org/F4320321090","funder_display_name":"Eesti Teadusagentuur"},{"id":"https://openalex.org/G8552226756","display_name":null,"funder_award_id":"2014-2020.4.02.21-0401","funder_id":"https://openalex.org/F4320323985","funder_display_name":"Ettev\u00f5tluse Arendamise Sihtasutus"}],"funders":[{"id":"https://openalex.org/F4320321090","display_name":"Eesti Teadusagentuur","ror":"https://ror.org/00jjeja18"},{"id":"https://openalex.org/F4320323985","display_name":"Ettev\u00f5tluse Arendamise Sihtasutus","ror":"https://ror.org/02sfn4p13"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W174706587","https://openalex.org/W1502708590","https://openalex.org/W1539859404","https://openalex.org/W1752249963","https://openalex.org/W2146828512","https://openalex.org/W2147929033","https://openalex.org/W2603729641","https://openalex.org/W2743966933","https://openalex.org/W2891020614","https://openalex.org/W2891871515","https://openalex.org/W2943690029","https://openalex.org/W2996079408","https://openalex.org/W3046709850","https://openalex.org/W3141160751","https://openalex.org/W3160618055","https://openalex.org/W3184600253","https://openalex.org/W3203013693","https://openalex.org/W4242704410"],"related_works":["https://openalex.org/W3022534164","https://openalex.org/W3046095319","https://openalex.org/W3197497514","https://openalex.org/W1591172238","https://openalex.org/W4225340788","https://openalex.org/W2111194702","https://openalex.org/W2972172135","https://openalex.org/W315296216","https://openalex.org/W4300474583","https://openalex.org/W3147973582"],"abstract_inverted_index":{"We":[0],"present":[1],"Centralized":[2],"Attribute":[3],"Collection":[4],"Service":[5],"(CACS),":[6],"a":[7],"system":[8,28,47,59],"for":[9,19,24,50,68],"storing":[10],"credentials":[11,37,82],"in":[12],"the":[13,43,46,51,65,87],"cloud,":[14],"with":[15],"satisfying":[16],"privacy":[17],"properties":[18],"users,":[20],"and":[21,36],"additional":[22],"assurances":[23],"relying":[25,40,56,84],"parties.":[26,41,57],"The":[27,58,79],"deploys":[29],"privacy-enhancing":[30],"technologies":[31],"to":[32,39,55,63,73,83],"protect":[33],"users\u2019":[34],"identities":[35],"presented":[38],"At":[42],"same":[44],"time,":[45],"can":[48],"vouch":[49],"trustfulness":[52],"of":[53,81,90],"issuers":[54],"also":[60],"allows":[61],"users":[62],"obtain":[64],"access":[66],"logs":[67],"their":[69,77],"credentials,":[70],"enabling":[71],"them":[72,75],"compare":[74],"against":[76],"usage.":[78],"presentation":[80],"parties":[85],"follows":[86],"standard":[88],"protocols":[89],"Mobile":[91],"Driving":[92],"Licence":[93],"(mDL,":[94],"ISO":[95],"18013-5).":[96]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}