{"id":"https://openalex.org/W2150659174","doi":"https://doi.org/10.3233/jcs-130468","title":"Supporting concurrency and multiple indexes in private access to outsourced data","display_name":"Supporting concurrency and multiple indexes in private access to outsourced data","publication_year":2013,"publication_date":"2013-07-12","ids":{"openalex":"https://openalex.org/W2150659174","doi":"https://doi.org/10.3233/jcs-130468","mag":"2150659174"},"language":"en","primary_location":{"id":"doi:10.3233/jcs-130468","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jcs-130468","pdf_url":null,"source":{"id":"https://openalex.org/S106992369","display_name":"Journal of Computer Security","issn_l":"0926-227X","issn":["0926-227X","1875-8924"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Computer Security","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/11311/738773","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5024313767","display_name":"Sabrina De Capitani di Vimercati","orcid":"https://orcid.org/0000-0003-0793-3551"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Sabrina De Capitani di Vimercati","raw_affiliation_strings":["DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: , ,","DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: sabrina.decapitani@unimi.it, sara.foresti@unimi.it, pierangela.samarati@unimi.it"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: , ,","institution_ids":["https://openalex.org/I189158943"]},{"raw_affiliation_string":"DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: sabrina.decapitani@unimi.it, sara.foresti@unimi.it, pierangela.samarati@unimi.it","institution_ids":["https://openalex.org/I189158943"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069907040","display_name":"Sara Foresti","orcid":"https://orcid.org/0000-0002-1658-6734"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Sara Foresti","raw_affiliation_strings":["DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: , ,","DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: sabrina.decapitani@unimi.it, sara.foresti@unimi.it, pierangela.samarati@unimi.it"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: , ,","institution_ids":["https://openalex.org/I189158943"]},{"raw_affiliation_string":"DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: sabrina.decapitani@unimi.it, sara.foresti@unimi.it, pierangela.samarati@unimi.it","institution_ids":["https://openalex.org/I189158943"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026292704","display_name":"Stefano Paraboschi","orcid":"https://orcid.org/0000-0003-0399-1738"},"institutions":[{"id":"https://openalex.org/I11039511","display_name":"University of Bergamo","ror":"https://ror.org/02mbd5571","country_code":"IT","type":"education","lineage":["https://openalex.org/I11039511"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Stefano Paraboschi","raw_affiliation_strings":["Universit\u00e0 degli Studi di Bergamo, Dalmine, Italy","Universit\u00e0 degli Studi di Bergamo, Dalmine, Italy. E-mail: parabosc@unibg.it"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e0 degli Studi di Bergamo, Dalmine, Italy","institution_ids":["https://openalex.org/I11039511"]},{"raw_affiliation_string":"Universit\u00e0 degli Studi di Bergamo, Dalmine, Italy. E-mail: parabosc@unibg.it","institution_ids":["https://openalex.org/I11039511"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059940813","display_name":"Gerardo Pelosi","orcid":"https://orcid.org/0000-0002-3812-5429"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Gerardo Pelosi","raw_affiliation_strings":["DEIB, Politecnico di Milano, Milano, Italy","DEIB, Politecnico di Milano, Milano, Italy. E-mail: pelosi@elet.polimi.it"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DEIB, Politecnico di Milano, Milano, Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"DEIB, Politecnico di Milano, Milano, Italy. E-mail: pelosi@elet.polimi.it","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091211008","display_name":"Pierangela Samarati","orcid":"https://orcid.org/0000-0001-7395-4620"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Pierangela Samarati","raw_affiliation_strings":["DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: , ,","DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: sabrina.decapitani@unimi.it, sara.foresti@unimi.it, pierangela.samarati@unimi.it"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: , ,","institution_ids":["https://openalex.org/I189158943"]},{"raw_affiliation_string":"DI, Universit\u00e0 degli Studi di Milano, Crema, Italy. E-mails: sabrina.decapitani@unimi.it, sara.foresti@unimi.it, pierangela.samarati@unimi.it","institution_ids":["https://openalex.org/I189158943"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5091211008"],"corresponding_institution_ids":["https://openalex.org/I189158943"],"apc_list":null,"apc_paid":null,"fwci":5.9295,"has_fulltext":true,"cited_by_count":15,"citation_normalized_percentile":{"value":0.9604079,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"21","issue":"3","first_page":"425","last_page":"461"},"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":0.9968000054359436,"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":0.991100013256073,"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":0.829743504524231},{"id":"https://openalex.org/keywords/concurrency","display_name":"Concurrency","score":0.7577502727508545},{"id":"https://openalex.org/keywords/search-engine-indexing","display_name":"Search engine indexing","score":0.6700029373168945},{"id":"https://openalex.org/keywords/delegate","display_name":"Delegate","score":0.6436690092086792},{"id":"https://openalex.org/keywords/outsourcing","display_name":"Outsourcing","score":0.5698961019515991},{"id":"https://openalex.org/keywords/concurrency-control","display_name":"Concurrency control","score":0.5451774001121521},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.5251352787017822},{"id":"https://openalex.org/keywords/index","display_name":"Index (typography)","score":0.5107285976409912},{"id":"https://openalex.org/keywords/data-structure","display_name":"Data structure","score":0.46584782004356384},{"id":"https://openalex.org/keywords/inverted-index","display_name":"Inverted index","score":0.4154430031776428},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.4145289361476898},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.3963688611984253},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3229299783706665},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.28181982040405273},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.1530485451221466},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.11927911639213562},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.11851528286933899},{"id":"https://openalex.org/keywords/database-transaction","display_name":"Database transaction","score":0.08812209963798523}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.829743504524231},{"id":"https://openalex.org/C193702766","wikidata":"https://www.wikidata.org/wiki/Q1414548","display_name":"Concurrency","level":2,"score":0.7577502727508545},{"id":"https://openalex.org/C75165309","wikidata":"https://www.wikidata.org/wiki/Q2258979","display_name":"Search engine indexing","level":2,"score":0.6700029373168945},{"id":"https://openalex.org/C143273055","wikidata":"https://www.wikidata.org/wiki/Q2382794","display_name":"Delegate","level":2,"score":0.6436690092086792},{"id":"https://openalex.org/C46934059","wikidata":"https://www.wikidata.org/wiki/Q61515","display_name":"Outsourcing","level":2,"score":0.5698961019515991},{"id":"https://openalex.org/C84511453","wikidata":"https://www.wikidata.org/wiki/Q2914952","display_name":"Concurrency control","level":3,"score":0.5451774001121521},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.5251352787017822},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.5107285976409912},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.46584782004356384},{"id":"https://openalex.org/C130590232","wikidata":"https://www.wikidata.org/wiki/Q1671754","display_name":"Inverted index","level":3,"score":0.4154430031776428},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4145289361476898},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.3963688611984253},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3229299783706665},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.28181982040405273},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.1530485451221466},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.11927911639213562},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.11851528286933899},{"id":"https://openalex.org/C75949130","wikidata":"https://www.wikidata.org/wiki/Q848010","display_name":"Database transaction","level":2,"score":0.08812209963798523},{"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/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3233/jcs-130468","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jcs-130468","pdf_url":null,"source":{"id":"https://openalex.org/S106992369","display_name":"Journal of Computer Security","issn_l":"0926-227X","issn":["0926-227X","1875-8924"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Computer Security","raw_type":"journal-article"},{"id":"pmh:oai:re.public.polimi.it:11311/738773","is_oa":true,"landing_page_url":"http://iospress.metapress.com/content/54l0nr408527k373/fulltext.pdf","pdf_url":"http://hdl.handle.net/11311/738773","source":{"id":"https://openalex.org/S4306400312","display_name":"Virtual Community of Pathological Anatomy (University of Castilla La Mancha)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79189158","host_organization_name":"University of Castilla-La Mancha","host_organization_lineage":["https://openalex.org/I79189158"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:aisberg.unibg.it:10446/30300","is_oa":false,"landing_page_url":"http://hdl.handle.net/10446/30300","pdf_url":null,"source":{"id":"https://openalex.org/S4377196347","display_name":"Aisberg (University of Bergamo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I11039511","host_organization_name":"University of Bergamo","host_organization_lineage":["https://openalex.org/I11039511"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:re.public.polimi.it:11311/738773","is_oa":true,"landing_page_url":"http://iospress.metapress.com/content/54l0nr408527k373/fulltext.pdf","pdf_url":"http://hdl.handle.net/11311/738773","source":{"id":"https://openalex.org/S4306400312","display_name":"Virtual Community of Pathological Anatomy (University of Castilla La Mancha)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79189158","host_organization_name":"University of Castilla-La Mancha","host_organization_lineage":["https://openalex.org/I79189158"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2150659174.pdf","grobid_xml":"https://content.openalex.org/works/W2150659174.grobid-xml"},"referenced_works_count":32,"referenced_works":["https://openalex.org/W80195101","https://openalex.org/W90453918","https://openalex.org/W1543039562","https://openalex.org/W1554130893","https://openalex.org/W1555724468","https://openalex.org/W1639057076","https://openalex.org/W1669357884","https://openalex.org/W1832668820","https://openalex.org/W1963094505","https://openalex.org/W1983182180","https://openalex.org/W1986070285","https://openalex.org/W1988374166","https://openalex.org/W2035871140","https://openalex.org/W2037357643","https://openalex.org/W2043508455","https://openalex.org/W2054356884","https://openalex.org/W2073346043","https://openalex.org/W2077097238","https://openalex.org/W2102757197","https://openalex.org/W2104783330","https://openalex.org/W2105751742","https://openalex.org/W2116095821","https://openalex.org/W2118326624","https://openalex.org/W2121750392","https://openalex.org/W2122932595","https://openalex.org/W2154496743","https://openalex.org/W2157100124","https://openalex.org/W2162566589","https://openalex.org/W2171027248","https://openalex.org/W2592808910","https://openalex.org/W4234499961","https://openalex.org/W4242080281"],"related_works":["https://openalex.org/W2031284701","https://openalex.org/W3141203889","https://openalex.org/W1969486489","https://openalex.org/W2156039046","https://openalex.org/W2418771911","https://openalex.org/W3140622617","https://openalex.org/W2150179797","https://openalex.org/W2170147831","https://openalex.org/W4242696047","https://openalex.org/W1988679864"],"abstract_inverted_index":{"Data":[0],"outsourcing":[1,29],"has":[2],"recently":[3,138],"emerged":[4],"as":[5],"a":[6,197],"successful":[7],"solution":[8],"allowing":[9],"individuals":[10],"and":[11,16,57,75,147,169,203,217,228,232,240],"organizations":[12],"to":[13,19,33,64,90,171,207],"delegate":[14],"data":[15,28,50,63,74,85,163,174,199],"service":[17],"management":[18],"external":[20,40],"third":[21],"parties.":[22],"A":[23],"major":[24],"challenge":[25],"in":[26,51,78,196],"the":[27,39,47,58,69,76,88,113,116,121,137,155,162,172,182,193,208,235,238,241,244],"scenario":[30],"is":[31,205],"how":[32,212],"guarantee":[34],"proper":[35],"privacy":[36],"protection":[37],"against":[38],"server.":[41,209],"Recent":[42],"promising":[43],"approaches":[44],"rely":[45],"on":[46,112,154,181],"organization":[48],"of":[49,61,115,157,161,184,237,243],"indexing":[52,122],"structures":[53],"that":[54,101,131,165,188],"use":[55,156],"encryption":[56],"dynamic":[59,84],"allocation":[60,86,204],"encrypted":[62],"physical":[65],"blocks":[66,77,92],"for":[67,119,145,151,177,225],"destroying":[68],"otherwise":[70],"static":[71],"relationship":[72],"between":[73],"which":[79],"they":[80],"are":[81,166,189],"stored.":[82],"However,":[83],"implies":[87],"need":[89],"re-write":[91],"at":[93],"every":[94],"read":[95],"access,":[96],"thus":[97],"requesting":[98],"exclusive":[99],"locks":[100],"can":[102],"affect":[103],"concurrency.":[104],"Also,":[105],"these":[106],"solutions":[107],"only":[108],"support":[109,144,224],"search":[110,230],"conditions":[111],"values":[114],"attribute":[117],"used":[118],"building":[120],"structure.":[123,175],"In":[124],"this":[125],"paper,":[126],"we":[127],"present":[128],"an":[129],"approach":[130],"overcomes":[132],"such":[133,214],"limitations":[134],"by":[135],"extending":[136],"proposed":[139,245],"shuffle":[140,186],"index":[141,164,195,219],"structure":[142,200,220],"with":[143,192],"concurrency":[146,152],"multiple":[148,178,229],"indexes.":[149],"Support":[150,176],"relies":[153,180],"several":[158],"differential":[159,215],"versions":[160,216],"periodically":[167],"reconciled":[168],"applied":[170],"main":[173],"indexes":[179,187],"definition":[183],"secondary":[185],"then":[190],"combined":[191,218],"primary":[194],"single":[198],"whose":[201],"content":[202],"unintelligible":[206],"We":[210],"show":[211],"using":[213],"guarantees":[221],"privacy,":[222],"provides":[223],"concurrent":[226],"accesses":[227],"conditions,":[231],"considerably":[233],"increases":[234],"performance":[236],"system":[239],"applicability":[242],"solution.":[246]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":3}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2016-06-24T00:00:00"}
