{"id":"https://openalex.org/W3112779569","doi":"https://doi.org/10.1145/3427228.3427296","title":"Efficient Oblivious Substring Search via Architectural Support","display_name":"Efficient Oblivious Substring Search via Architectural Support","publication_year":2020,"publication_date":"2020-12-07","ids":{"openalex":"https://openalex.org/W3112779569","doi":"https://doi.org/10.1145/3427228.3427296","mag":"3112779569"},"language":"en","primary_location":{"id":"doi:10.1145/3427228.3427296","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3427228.3427296","pdf_url":null,"source":{"id":"https://openalex.org/S4306417673","display_name":"Annual Computer Security Applications Conference","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":"Annual Computer Security Applications Conference","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://zenodo.org/record/6538040","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5049099645","display_name":"Nicholas Mainardi","orcid":"https://orcid.org/0000-0002-4866-2500"},"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":true,"raw_author_name":"Nicholas Mainardi","raw_affiliation_strings":["Politecnico di Milano, Italy"],"affiliations":[{"raw_affiliation_string":"Politecnico di Milano, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038909181","display_name":"Davide Sampietro","orcid":null},"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":"Davide Sampietro","raw_affiliation_strings":["Politecnico di Milano, Italy"],"affiliations":[{"raw_affiliation_string":"Politecnico di Milano, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061596244","display_name":"Alessandro Barenghi","orcid":"https://orcid.org/0000-0003-0840-6358"},"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":"Alessandro Barenghi","raw_affiliation_strings":["Politecnico di Milano, Italy"],"affiliations":[{"raw_affiliation_string":"Politecnico di Milano, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"last","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":["Politecnico di Milano, Italy"],"affiliations":[{"raw_affiliation_string":"Politecnico di Milano, Italy","institution_ids":["https://openalex.org/I93860229"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5049099645"],"corresponding_institution_ids":["https://openalex.org/I93860229"],"apc_list":null,"apc_paid":null,"fwci":0.1116,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.43677564,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"526","last_page":"541"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.9998999834060669,"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":0.9998999834060669,"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/T10951","display_name":"Cryptographic Implementations and Security","score":0.987500011920929,"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/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9865000247955322,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/substring","display_name":"Substring","score":0.9385389089584351},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8088769912719727},{"id":"https://openalex.org/keywords/search-engine-indexing","display_name":"Search engine indexing","score":0.6805334687232971},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.5678488612174988},{"id":"https://openalex.org/keywords/inverted-index","display_name":"Inverted index","score":0.53272545337677},{"id":"https://openalex.org/keywords/index","display_name":"Index (typography)","score":0.46870726346969604},{"id":"https://openalex.org/keywords/information-leakage","display_name":"Information leakage","score":0.45791688561439514},{"id":"https://openalex.org/keywords/private-information-retrieval","display_name":"Private information retrieval","score":0.45470884442329407},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.4530652165412903},{"id":"https://openalex.org/keywords/string","display_name":"String (physics)","score":0.45263564586639404},{"id":"https://openalex.org/keywords/data-structure","display_name":"Data structure","score":0.4190574288368225},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3634754419326782},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.2522144019603729},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.22533836960792542},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.1621486246585846},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.0964076817035675},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.09443911910057068}],"concepts":[{"id":"https://openalex.org/C182407805","wikidata":"https://www.wikidata.org/wiki/Q2626534","display_name":"Substring","level":3,"score":0.9385389089584351},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8088769912719727},{"id":"https://openalex.org/C75165309","wikidata":"https://www.wikidata.org/wiki/Q2258979","display_name":"Search engine indexing","level":2,"score":0.6805334687232971},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.5678488612174988},{"id":"https://openalex.org/C130590232","wikidata":"https://www.wikidata.org/wiki/Q1671754","display_name":"Inverted index","level":3,"score":0.53272545337677},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.46870726346969604},{"id":"https://openalex.org/C2779201187","wikidata":"https://www.wikidata.org/wiki/Q2775060","display_name":"Information leakage","level":2,"score":0.45791688561439514},{"id":"https://openalex.org/C99221444","wikidata":"https://www.wikidata.org/wiki/Q1532069","display_name":"Private information retrieval","level":2,"score":0.45470884442329407},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.4530652165412903},{"id":"https://openalex.org/C157486923","wikidata":"https://www.wikidata.org/wiki/Q1376436","display_name":"String (physics)","level":2,"score":0.45263564586639404},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.4190574288368225},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3634754419326782},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.2522144019603729},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.22533836960792542},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.1621486246585846},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0964076817035675},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.09443911910057068},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/3427228.3427296","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3427228.3427296","pdf_url":null,"source":{"id":"https://openalex.org/S4306417673","display_name":"Annual Computer Security Applications Conference","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":"Annual Computer Security Applications Conference","raw_type":"proceedings-article"},{"id":"pmh:oai:zenodo.org:6538040","is_oa":true,"landing_page_url":"https://zenodo.org/record/6538040","pdf_url":"https://zenodo.org/record/6538040","source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"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/conferencePaper"},{"id":"pmh:oai:re.public.polimi.it:11311/1150488","is_oa":true,"landing_page_url":"http://hdl.handle.net/11311/1150488","pdf_url":null,"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/conferenceObject"}],"best_oa_location":{"id":"pmh:oai:zenodo.org:6538040","is_oa":true,"landing_page_url":"https://zenodo.org/record/6538040","pdf_url":"https://zenodo.org/record/6538040","source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"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/conferencePaper"},"sustainable_development_goals":[{"display_name":"Partnerships for the goals","score":0.5299999713897705,"id":"https://metadata.un.org/sdg/17"}],"awards":[{"id":"https://openalex.org/G3334710628","display_name":null,"funder_award_id":"826232","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"},{"id":"https://openalex.org/G4071214214","display_name":null,"funder_award_id":"826232","funder_id":"https://openalex.org/F4320333067","funder_display_name":"Sixth Framework Programme"}],"funders":[{"id":"https://openalex.org/F4320332999","display_name":"Horizon 2020 Framework Programme","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320333067","display_name":"Sixth Framework Programme","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3112779569.pdf","grobid_xml":"https://content.openalex.org/works/W3112779569.grobid-xml"},"referenced_works_count":37,"referenced_works":["https://openalex.org/W1976986662","https://openalex.org/W1981663184","https://openalex.org/W2031533839","https://openalex.org/W2033165262","https://openalex.org/W2051576234","https://openalex.org/W2052971399","https://openalex.org/W2096379058","https://openalex.org/W2111446139","https://openalex.org/W2117608012","https://openalex.org/W2139749722","https://openalex.org/W2158874082","https://openalex.org/W2159647614","https://openalex.org/W2161488606","https://openalex.org/W2170993700","https://openalex.org/W2235087147","https://openalex.org/W2397423248","https://openalex.org/W2398888350","https://openalex.org/W2402811135","https://openalex.org/W2460806372","https://openalex.org/W2613807115","https://openalex.org/W2726246108","https://openalex.org/W2734941459","https://openalex.org/W2744175342","https://openalex.org/W2762497841","https://openalex.org/W2789789243","https://openalex.org/W2793957616","https://openalex.org/W2806533561","https://openalex.org/W2888798936","https://openalex.org/W2922166054","https://openalex.org/W2947561435","https://openalex.org/W2949524341","https://openalex.org/W2953150480","https://openalex.org/W2991307966","https://openalex.org/W3015844221","https://openalex.org/W4232172926","https://openalex.org/W6712237015","https://openalex.org/W6712670621"],"related_works":["https://openalex.org/W2149530645","https://openalex.org/W2765525826","https://openalex.org/W2184716188","https://openalex.org/W3013368808","https://openalex.org/W2166804299","https://openalex.org/W3095240633","https://openalex.org/W75168880","https://openalex.org/W2101881908","https://openalex.org/W3080908196","https://openalex.org/W2038618507"],"abstract_inverted_index":{"Performing":[0],"private":[1,42],"and":[2,24,41,73,104],"efficient":[3,34],"searches":[4],"over":[5,48],"encrypted":[6],"outsourced":[7,50],"data":[8,19,36],"enables":[9],"a":[10,106,116,130,143],"flourishing":[11],"growth":[12],"of":[13,31,44,58,124,133,142,150],"cloud":[14],"based":[15,97],"services":[16],"managing":[17],"sensitive":[18],"as":[20],"the":[21,29,39,56,65,70,74,86,90,111,140,146,151],"genomic,":[22],"medical":[23],"financial":[25],"ones.":[26],"We":[27],"tackle":[28],"problem":[30],"building":[32],"an":[33,49,59,81],"indexing":[35],"structure,":[37],"enabling":[38],"secure":[40],"execution":[43],"substring":[45,61,119],"search":[46,62,120],"queries":[47],"document":[51],"collection.":[52],"Our":[53],"solution":[54,126],"combines":[55],"efficiency":[57],"index-based":[60,118],"algorithm":[63],"with":[64],"secure-execution":[66],"features":[67],"provided":[68,79],"by":[69,80,129],"SGX":[71,96],"technology":[72],"access":[75,91],"pattern":[76,92],"indistinguishability":[77],"guarantees":[78],"Oblivious":[82],"RAM.":[83],"To":[84],"prevent":[85],"information":[87],"leakage":[88],"from":[89],"side-channel":[93],"vulnerabilities":[94],"affecting":[95],"applications,":[98],"we":[99],"redesign":[100],"three":[101],"ORAM":[102],"algorithms,":[103],"perform":[105],"comparative":[107],"evaluation":[108],"to":[109,137],"find":[110],"best":[112],"engineering":[113],"trade-offs":[114],"for":[115],"privacy-preserving":[117],"protocol.":[121],"The":[122],"practicality":[123],"our":[125],"is":[127],"supported":[128],"response":[131],"time":[132],"about":[134],"1":[135],"second":[136],"retrieve":[138],"all":[139],"positions":[141],"protein":[144],"in":[145],"3":[147],"GB":[148],"string":[149],"human":[152],"genome.":[153]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}
