{"id":"https://openalex.org/W3177994766","doi":"https://doi.org/10.1016/j.bcra.2021.100022","title":"A privacy-preserving statistics marketplace using local differential privacy and blockchain: An application to smart-grid measurements sharing","display_name":"A privacy-preserving statistics marketplace using local differential privacy and blockchain: An application to smart-grid measurements sharing","publication_year":2021,"publication_date":"2021-03-01","ids":{"openalex":"https://openalex.org/W3177994766","doi":"https://doi.org/10.1016/j.bcra.2021.100022","mag":"3177994766"},"language":"en","primary_location":{"id":"doi:10.1016/j.bcra.2021.100022","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.bcra.2021.100022","pdf_url":null,"source":{"id":"https://openalex.org/S4210227578","display_name":"Blockchain Research and Applications","issn_l":"2096-7209","issn":["2096-7209","2666-9536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Blockchain: Research and Applications","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1016/j.bcra.2021.100022","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5052879509","display_name":"Nikos Fotiou","orcid":"https://orcid.org/0000-0001-9100-1081"},"institutions":[{"id":"https://openalex.org/I73142707","display_name":"Athens University of Economics and Business","ror":"https://ror.org/03s262162","country_code":"GR","type":"education","lineage":["https://openalex.org/I73142707"]}],"countries":["GR"],"is_corresponding":true,"raw_author_name":"Nikos Fotiou","raw_affiliation_strings":["Mobile Multimedia Laboratory, Department of Informatics, School of Information Sciences and Technology, Athens University of Economics and Business, Athens, 10434, Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mobile Multimedia Laboratory, Department of Informatics, School of Information Sciences and Technology, Athens University of Economics and Business, Athens, 10434, Greece","institution_ids":["https://openalex.org/I73142707"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072488563","display_name":"Iakovos Pittaras","orcid":"https://orcid.org/0009-0002-9388-2112"},"institutions":[{"id":"https://openalex.org/I73142707","display_name":"Athens University of Economics and Business","ror":"https://ror.org/03s262162","country_code":"GR","type":"education","lineage":["https://openalex.org/I73142707"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Iakovos Pittaras","raw_affiliation_strings":["Mobile Multimedia Laboratory, Department of Informatics, School of Information Sciences and Technology, Athens University of Economics and Business, Athens, 10434, Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mobile Multimedia Laboratory, Department of Informatics, School of Information Sciences and Technology, Athens University of Economics and Business, Athens, 10434, Greece","institution_ids":["https://openalex.org/I73142707"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064354689","display_name":"Vasilios A. Siris","orcid":"https://orcid.org/0000-0001-8521-3774"},"institutions":[{"id":"https://openalex.org/I73142707","display_name":"Athens University of Economics and Business","ror":"https://ror.org/03s262162","country_code":"GR","type":"education","lineage":["https://openalex.org/I73142707"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Vasilios A. Siris","raw_affiliation_strings":["Mobile Multimedia Laboratory, Department of Informatics, School of Information Sciences and Technology, Athens University of Economics and Business, Athens, 10434, Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mobile Multimedia Laboratory, Department of Informatics, School of Information Sciences and Technology, Athens University of Economics and Business, Athens, 10434, Greece","institution_ids":["https://openalex.org/I73142707"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088432697","display_name":"George C. Polyzos","orcid":"https://orcid.org/0000-0003-0030-4808"},"institutions":[{"id":"https://openalex.org/I73142707","display_name":"Athens University of Economics and Business","ror":"https://ror.org/03s262162","country_code":"GR","type":"education","lineage":["https://openalex.org/I73142707"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"George C. Polyzos","raw_affiliation_strings":["Mobile Multimedia Laboratory, Department of Informatics, School of Information Sciences and Technology, Athens University of Economics and Business, Athens, 10434, Greece"],"raw_orcid":"https://orcid.org/0000-0003-0030-4808","affiliations":[{"raw_affiliation_string":"Mobile Multimedia Laboratory, Department of Informatics, School of Information Sciences and Technology, Athens University of Economics and Business, Athens, 10434, Greece","institution_ids":["https://openalex.org/I73142707"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081027575","display_name":"Priit Anton","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Priit Anton","raw_affiliation_strings":["Guardtime, A. H. Tammsaare tee 60, Tallinn, 11316, Estonia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Guardtime, A. H. Tammsaare tee 60, Tallinn, 11316, Estonia","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5052879509"],"corresponding_institution_ids":["https://openalex.org/I73142707"],"apc_list":{"value":1600,"currency":"USD","value_usd":1600},"apc_paid":{"value":1600,"currency":"USD","value_usd":1600},"fwci":1.8191,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.87814374,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"2","issue":"1","first_page":"100022","last_page":"100022"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"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"}},"topics":[{"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/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9997000098228455,"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/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":0.9950000047683716,"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":0.7058804631233215},{"id":"https://openalex.org/keywords/differential-privacy","display_name":"Differential privacy","score":0.693229615688324},{"id":"https://openalex.org/keywords/service-provider","display_name":"Service provider","score":0.5789731740951538},{"id":"https://openalex.org/keywords/data-sharing","display_name":"Data sharing","score":0.5743749737739563},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.5416664481163025},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.521047055721283},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.48001188039779663},{"id":"https://openalex.org/keywords/blockchain","display_name":"Blockchain","score":0.46321186423301697},{"id":"https://openalex.org/keywords/data-exchange","display_name":"Data exchange","score":0.42036280035972595},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3228972554206848},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.27709150314331055},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.20275720953941345},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.1940860152244568}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7058804631233215},{"id":"https://openalex.org/C23130292","wikidata":"https://www.wikidata.org/wiki/Q5275358","display_name":"Differential privacy","level":2,"score":0.693229615688324},{"id":"https://openalex.org/C116537","wikidata":"https://www.wikidata.org/wiki/Q2169973","display_name":"Service provider","level":3,"score":0.5789731740951538},{"id":"https://openalex.org/C2779965156","wikidata":"https://www.wikidata.org/wiki/Q5227350","display_name":"Data sharing","level":3,"score":0.5743749737739563},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.5416664481163025},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.521047055721283},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.48001188039779663},{"id":"https://openalex.org/C2779687700","wikidata":"https://www.wikidata.org/wiki/Q20514253","display_name":"Blockchain","level":2,"score":0.46321186423301697},{"id":"https://openalex.org/C15845906","wikidata":"https://www.wikidata.org/wiki/Q1172338","display_name":"Data exchange","level":2,"score":0.42036280035972595},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3228972554206848},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.27709150314331055},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.20275720953941345},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.1940860152244568},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"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":2,"locations":[{"id":"doi:10.1016/j.bcra.2021.100022","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.bcra.2021.100022","pdf_url":null,"source":{"id":"https://openalex.org/S4210227578","display_name":"Blockchain Research and Applications","issn_l":"2096-7209","issn":["2096-7209","2666-9536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Blockchain: Research and Applications","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:acb291cd191c44c58dbfe31dce0a6a7c","is_oa":true,"landing_page_url":"https://doaj.org/article/acb291cd191c44c58dbfe31dce0a6a7c","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Blockchain: Research and Applications, Vol 2, Iss 1, Pp 100022- (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1016/j.bcra.2021.100022","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.bcra.2021.100022","pdf_url":null,"source":{"id":"https://openalex.org/S4210227578","display_name":"Blockchain Research and Applications","issn_l":"2096-7209","issn":["2096-7209","2666-9536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Blockchain: Research and Applications","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.5299999713897705,"display_name":"Decent work and economic growth","id":"https://metadata.un.org/sdg/8"}],"awards":[{"id":"https://openalex.org/G3119676849","display_name":null,"funder_award_id":"779984","funder_id":"https://openalex.org/F4320314745","funder_display_name":"FP7 Coherent Development of Research Policies"}],"funders":[{"id":"https://openalex.org/F4320314745","display_name":"FP7 Coherent Development of Research Policies","ror":null},{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320335254","display_name":"Horizon 2020","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W25045116","https://openalex.org/W1873763122","https://openalex.org/W1896214561","https://openalex.org/W1952161176","https://openalex.org/W1966287333","https://openalex.org/W1991020079","https://openalex.org/W2005991198","https://openalex.org/W2013823004","https://openalex.org/W2022097286","https://openalex.org/W2109135024","https://openalex.org/W2135930857","https://openalex.org/W2557607105","https://openalex.org/W2910023381","https://openalex.org/W2913766097","https://openalex.org/W2964223086","https://openalex.org/W2980494508","https://openalex.org/W2990829411","https://openalex.org/W3021554929","https://openalex.org/W3036294266","https://openalex.org/W3089394088","https://openalex.org/W3102370338","https://openalex.org/W3102407811","https://openalex.org/W3192182065","https://openalex.org/W6601028053","https://openalex.org/W6639246211","https://openalex.org/W6639647905","https://openalex.org/W6641917124","https://openalex.org/W6648300377","https://openalex.org/W6651886094","https://openalex.org/W6680267248","https://openalex.org/W6730185109","https://openalex.org/W6758028816","https://openalex.org/W6758918636","https://openalex.org/W6765995161","https://openalex.org/W6948067646"],"related_works":["https://openalex.org/W4210406818","https://openalex.org/W4306779889","https://openalex.org/W4386732777","https://openalex.org/W3211706803","https://openalex.org/W4382775358","https://openalex.org/W4246942721","https://openalex.org/W3209862047","https://openalex.org/W4304136894","https://openalex.org/W2989851257","https://openalex.org/W2353632540"],"abstract_inverted_index":{"Service":[0],"providers":[1,77],"usually":[2],"require":[3],"detailed":[4],"statistics":[5],"in":[6],"order":[7],"to":[8,51,80,97],"improve":[9],"their":[10],"services.":[11],"On":[12],"the":[13,39,89,99,142],"other":[14],"hand,":[15],"privacy":[16,96,102],"concerns":[17],"are":[18,78],"intensifying":[19],"and":[20,42,112,122],"sensitive":[21],"data":[22,76,90,100,104,124,138],"is":[23],"protected":[24],"by":[25,88],"legislation,":[26],"such":[27],"as":[28,106,108],"GDPR":[29],"(General":[30],"Data":[31],"Protection":[32],"Regulation).":[33],"In":[34],"this":[35],"paper,":[36],"we":[37,113],"present":[38],"design,":[40],"implementation,":[41],"evaluation":[43],"of":[44,137,144,152],"a":[45,115,148,153],"marketplace":[46],"that":[47,72,131],"allows":[48],"\u201cdata":[49,55],"consumers\u201d":[50],"buy":[52],"information":[53],"from":[54],"providers\u201d,":[56],"which":[57,75],"can":[58,73],"then":[59],"be":[60],"used":[61],"for":[62,118,157],"generating":[63],"meaningful":[64],"statistics.":[65],"Additionally,":[66],"our":[67,145],"system":[68,110],"enables":[69],"\u201csystem":[70],"operators\u201d":[71],"select":[74],"allowed":[79],"provide":[81],"data,":[82],"based":[83],"on":[84],"filtering":[85],"criteria":[86],"specified":[87],"consumer.":[91],"We":[92,140],"leverage":[93],"local":[94],"differential":[95],"protect":[98],"provider's":[101],"against":[103,109],"consumers,":[105],"well":[107],"operators,":[111],"build":[114],"blockchain-based":[116],"solution":[117],"ensuring":[119],"fair":[120],"exchange,":[121],"immutable":[123],"logs.":[125],"Our":[126],"design":[127],"targets":[128],"use":[129],"cases":[130],"involve":[132],"hundreds":[133],"or":[134],"even":[135],"thousands":[136],"providers.":[139],"prove":[141],"feasibility":[143],"approach":[146],"through":[147],"proof-of":[149],"concept":[150],"implementation":[151],"measurement":[154],"sharing":[155],"application":[156],"smart-grid":[158],"systems.":[159]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":5}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}