{"id":"https://openalex.org/W3173435904","doi":"https://doi.org/10.1109/itw46852.2021.9457610","title":"Key Superposition Simultaneously Achieves Security and Privacy in Cache-Aided Linear Function Retrieval","display_name":"Key Superposition Simultaneously Achieves Security and Privacy in Cache-Aided Linear Function Retrieval","publication_year":2021,"publication_date":"2021-04-11","ids":{"openalex":"https://openalex.org/W3173435904","doi":"https://doi.org/10.1109/itw46852.2021.9457610","mag":"3173435904"},"language":"en","primary_location":{"id":"doi:10.1109/itw46852.2021.9457610","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw46852.2021.9457610","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE Information Theory Workshop (ITW)","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/A5035654256","display_name":"Qifa Yan","orcid":"https://orcid.org/0000-0002-0746-9819"},"institutions":[{"id":"https://openalex.org/I39422238","display_name":"University of Illinois Chicago","ror":"https://ror.org/02mpq6x41","country_code":"US","type":"education","lineage":["https://openalex.org/I39422238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Qifa Yan","raw_affiliation_strings":["University of Illinoise at Chicago,Chicago,IL,USA,60607"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Illinoise at Chicago,Chicago,IL,USA,60607","institution_ids":["https://openalex.org/I39422238"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009609470","display_name":"Daniela Tuninetti","orcid":"https://orcid.org/0000-0003-1880-4798"},"institutions":[{"id":"https://openalex.org/I39422238","display_name":"University of Illinois Chicago","ror":"https://ror.org/02mpq6x41","country_code":"US","type":"education","lineage":["https://openalex.org/I39422238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Daniela Tuninetti","raw_affiliation_strings":["University of Illinoise at Chicago,Chicago,IL,USA,60607"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Illinoise at Chicago,Chicago,IL,USA,60607","institution_ids":["https://openalex.org/I39422238"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I39422238"],"apc_list":null,"apc_paid":null,"fwci":1.6278,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.82077856,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11478","display_name":"Caching and Content Delivery","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9961000084877014,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.9337999820709229,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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":0.7772656679153442},{"id":"https://openalex.org/keywords/superposition-principle","display_name":"Superposition principle","score":0.7195783853530884},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.6839734315872192},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.5664872527122498},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.4797447919845581},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.431487113237381},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.32242101430892944},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.3216472566127777},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.06893125176429749}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7772656679153442},{"id":"https://openalex.org/C27753989","wikidata":"https://www.wikidata.org/wiki/Q284885","display_name":"Superposition principle","level":2,"score":0.7195783853530884},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.6839734315872192},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.5664872527122498},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4797447919845581},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.431487113237381},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.32242101430892944},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3216472566127777},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.06893125176429749},{"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/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/itw46852.2021.9457610","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw46852.2021.9457610","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE Information Theory Workshop (ITW)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6000000238418579,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W2079618300","https://openalex.org/W2106248279","https://openalex.org/W2169897889","https://openalex.org/W2236240782","https://openalex.org/W2527594325","https://openalex.org/W2889585362","https://openalex.org/W2970675090","https://openalex.org/W2971476613","https://openalex.org/W2974523224","https://openalex.org/W3015500082","https://openalex.org/W3015789014","https://openalex.org/W3097559166","https://openalex.org/W3098373284","https://openalex.org/W3098870865","https://openalex.org/W3103610239","https://openalex.org/W3124990156","https://openalex.org/W3173435904","https://openalex.org/W6689458619","https://openalex.org/W6767434219","https://openalex.org/W6770215493","https://openalex.org/W6781659429","https://openalex.org/W6782804922"],"related_works":["https://openalex.org/W4308749380","https://openalex.org/W2037841693","https://openalex.org/W2372481764","https://openalex.org/W1977264433","https://openalex.org/W2746368218","https://openalex.org/W4308448008","https://openalex.org/W2347371661","https://openalex.org/W2012943989","https://openalex.org/W3005471417","https://openalex.org/W2287286086"],"abstract_inverted_index":{"A":[0],"coded":[1],"caching":[2],"scheme,":[3],"referred":[4],"to":[5,106,120,146],"as":[6],"key":[7],"superposition,":[8],"is":[9,33,118],"proposed":[10],"in":[11,35,44,99,156,163],"the":[12,25,42,45,49,52,63,67,82,85,91,101,128,147],"cache-aided":[13],"content":[14,50,108,154],"Secure":[15],"and":[16,69,96,103,110],"demand":[17,111,161],"Private":[18],"Linear":[19],"Function":[20],"Retrieval":[21],"(SP-LFR)":[22],"setup,":[23],"where":[24],"following":[26],"conditions":[27],"are":[28,134],"imposed:":[29],"(a)":[30],"each":[31],"user":[32],"interested":[34],"retrieving":[36],"an":[37],"arbitrary":[38],"linear":[39],"combination":[40],"of":[41,51,73,84,93],"files":[43],"server\u2019s":[46],"library;":[47],"(b)":[48],"library":[53],"must":[54],"be":[55],"kept":[56],"secure":[57],"from":[58],"a":[59,122],"wiretapper":[60],"who":[61],"obtains":[62],"signal":[64],"sent":[65],"by":[66],"server;":[68],"(c)":[70],"any":[71,79],"subset":[72],"users":[74],"together":[75],"can":[76],"not":[77,143],"obtain":[78],"information":[80],"about":[81],"demands":[83],"remaining":[86],"users.":[87,138],"The":[88,114,139],"scheme":[89],"uses":[90],"superposition":[92],"security":[94,109,155],"keys":[95,98],"privacy":[97,162],"both":[100],"placement":[102],"delivery":[104],"phases":[105],"guarantee":[107,153],"privacy,":[112],"respectively.":[113],"achieved":[115],"load-memory":[116],"tradeoff":[117,141],"optimal":[119],"within":[121],"constant":[123],"multiplicative":[124],"gap,":[125],"except":[126],"for":[127],"small":[129],"memory":[130],"regime":[131],"when":[132],"there":[133],"less":[135],"file":[136],"than":[137],"memory-load":[140],"does":[142],"increase":[144],"compared":[145],"best":[148],"known":[149],"schemes":[150],"that":[151],"only":[152,160],"all":[157],"regimes":[158],"or":[159],"some":[164],"regime.":[165]},"counts_by_year":[{"year":2021,"cited_by_count":6}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
