{"id":"https://openalex.org/W1994876075","doi":"https://doi.org/10.1109/netsys.2015.7089083","title":"Optimized location update protocols for secure and efficient position sharing","display_name":"Optimized location update protocols for secure and efficient position sharing","publication_year":2015,"publication_date":"2015-03-01","ids":{"openalex":"https://openalex.org/W1994876075","doi":"https://doi.org/10.1109/netsys.2015.7089083","mag":"1994876075"},"language":"en","primary_location":{"id":"doi:10.1109/netsys.2015.7089083","is_oa":false,"landing_page_url":"https://doi.org/10.1109/netsys.2015.7089083","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference and Workshops on Networked Systems (NetSys)","raw_type":"proceedings-article"},"type":"article","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/A5010552028","display_name":"Zohaib Riaz","orcid":null},"institutions":[{"id":"https://openalex.org/I100066346","display_name":"University of Stuttgart","ror":"https://ror.org/04vnq7t77","country_code":"DE","type":"education","lineage":["https://openalex.org/I100066346"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Zohaib Riaz","raw_affiliation_strings":["Institute of Parallel and Distributed Systems, University of Stuttgart, Germany","Institute of Parallel and Distributed Systems, University of Stuttgart, Germany#TAB#"],"affiliations":[{"raw_affiliation_string":"Institute of Parallel and Distributed Systems, University of Stuttgart, Germany","institution_ids":["https://openalex.org/I100066346"]},{"raw_affiliation_string":"Institute of Parallel and Distributed Systems, University of Stuttgart, Germany#TAB#","institution_ids":["https://openalex.org/I100066346"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047414574","display_name":"Frank D\u00fcrr","orcid":"https://orcid.org/0000-0002-3470-7712"},"institutions":[{"id":"https://openalex.org/I100066346","display_name":"University of Stuttgart","ror":"https://ror.org/04vnq7t77","country_code":"DE","type":"education","lineage":["https://openalex.org/I100066346"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Frank Durr","raw_affiliation_strings":["Institute of Parallel and Distributed Systems, University of Stuttgart, Germany","Institute of Parallel and Distributed Systems, University of Stuttgart, Germany#TAB#"],"affiliations":[{"raw_affiliation_string":"Institute of Parallel and Distributed Systems, University of Stuttgart, Germany","institution_ids":["https://openalex.org/I100066346"]},{"raw_affiliation_string":"Institute of Parallel and Distributed Systems, University of Stuttgart, Germany#TAB#","institution_ids":["https://openalex.org/I100066346"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001242671","display_name":"Kurt Rothermel","orcid":"https://orcid.org/0000-0001-8986-8241"},"institutions":[{"id":"https://openalex.org/I100066346","display_name":"University of Stuttgart","ror":"https://ror.org/04vnq7t77","country_code":"DE","type":"education","lineage":["https://openalex.org/I100066346"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Kurt Rothermel","raw_affiliation_strings":["Institute of Parallel and Distributed Systems, University of Stuttgart, Germany","Institute of Parallel and Distributed Systems, University of Stuttgart, Germany#TAB#"],"affiliations":[{"raw_affiliation_string":"Institute of Parallel and Distributed Systems, University of Stuttgart, Germany","institution_ids":["https://openalex.org/I100066346"]},{"raw_affiliation_string":"Institute of Parallel and Distributed Systems, University of Stuttgart, Germany#TAB#","institution_ids":["https://openalex.org/I100066346"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5010552028"],"corresponding_institution_ids":["https://openalex.org/I100066346"],"apc_list":null,"apc_paid":null,"fwci":3.0201,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.92433907,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"4258","issue":null,"first_page":"1","last_page":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9998999834060669,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","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/T10237","display_name":"Cryptography and Data Security","score":0.9879000186920166,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9869999885559082,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8077520132064819},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.7910405993461609},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.6925089359283447},{"id":"https://openalex.org/keywords/single-point-of-failure","display_name":"Single point of failure","score":0.6583306193351746},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.5507746338844299},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.5494151711463928},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.5477631688117981},{"id":"https://openalex.org/keywords/trusted-third-party","display_name":"Trusted third party","score":0.5195387005805969},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.47909167408943176},{"id":"https://openalex.org/keywords/secret-sharing","display_name":"Secret sharing","score":0.460530549287796},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.43601104617118835},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.42185741662979126},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.4199673533439636},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.362774521112442},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10267716646194458}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8077520132064819},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.7910405993461609},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.6925089359283447},{"id":"https://openalex.org/C165136773","wikidata":"https://www.wikidata.org/wiki/Q1363179","display_name":"Single point of failure","level":2,"score":0.6583306193351746},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.5507746338844299},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.5494151711463928},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.5477631688117981},{"id":"https://openalex.org/C139089976","wikidata":"https://www.wikidata.org/wiki/Q2142273","display_name":"Trusted third party","level":2,"score":0.5195387005805969},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.47909167408943176},{"id":"https://openalex.org/C3087436","wikidata":"https://www.wikidata.org/wiki/Q1386603","display_name":"Secret sharing","level":3,"score":0.460530549287796},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.43601104617118835},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.42185741662979126},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.4199673533439636},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.362774521112442},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10267716646194458},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","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/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/netsys.2015.7089083","is_oa":false,"landing_page_url":"https://doi.org/10.1109/netsys.2015.7089083","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference and Workshops on Networked Systems (NetSys)","raw_type":"proceedings-article"},{"id":"pmh:oai:informatik.uni-stuttgart.de:INPROC-2015-06","is_oa":false,"landing_page_url":"http://www2.informatik.uni-stuttgart.de/cgi-bin/NCSTRL/NCSTRL_view.pl?id=INPROC-2015-06&engl=1","pdf_url":null,"source":{"id":"https://openalex.org/S4306401306","display_name":"Fachbereich Informatik (University of Stuttgart)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I100066346","host_organization_name":"University of Stuttgart","host_organization_lineage":["https://openalex.org/I100066346"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"\\n            In: Proceedings of the 2nd International Conference on Networked\\n            Systems: NetSys 2015; Cottbus, Germany, March 9-13, 2015, pp. 1-8\\n          ","raw_type":"Text"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.46000000834465027}],"awards":[],"funders":[{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1584714745","https://openalex.org/W1994292329","https://openalex.org/W2056773559","https://openalex.org/W2099397891","https://openalex.org/W2149692139","https://openalex.org/W2169905621"],"related_works":["https://openalex.org/W2092530219","https://openalex.org/W2388464034","https://openalex.org/W2533125852","https://openalex.org/W4221159217","https://openalex.org/W3160820625","https://openalex.org/W4226157429","https://openalex.org/W4308080222","https://openalex.org/W3157214971","https://openalex.org/W2535792375","https://openalex.org/W2060855560"],"abstract_inverted_index":{"Although":[0],"location-based":[1],"applications":[2],"have":[3,33],"seen":[4],"fast":[5],"growth":[6],"in":[7,36,71,77,199],"the":[8,88,113,160,168,178,218,226,230],"last":[9],"decade":[10],"due":[11],"to":[12,46,55,58,73,140,158],"pervasive":[13],"adoption":[14],"of":[15,31,39,87,110,128,145,154,163,180,207,229],"GPS":[16,209],"enabled":[17],"mobile":[18],"devices,":[19],"their":[20],"use":[21],"raises":[22],"privacy":[23,76,169],"concerns.":[24],"To":[25,147],"mitigate":[26],"these":[27],"concerns,":[28],"a":[29,43,63,100,152,205],"number":[30],"approaches":[32],"been":[34],"proposed":[35,70],"literature,":[37],"many":[38],"which":[40],"rely":[41],"on":[42,196,204],"trusted":[44,51],"party":[45],"regulate":[47],"user":[48,90],"privacy.":[49],"However,":[50],"parties":[52],"are":[53,92,138],"known":[54],"be":[56],"prone":[57],"data":[59],"breaches":[60],"[1].":[61],"Consequently,":[62],"novel":[64],"solution,":[65],"called":[66],"Position":[67,82,118,164,232],"Sharing,":[68,83],"was":[69],"[2]":[72],"secure":[74],"location":[75,91,96,142,155,182],"fully":[78],"non-trusted":[79],"systems.":[80],"In":[81],"obfuscated":[84],"position":[85,136],"shares":[86,137],"actual":[89],"distributed":[93],"among":[94],"several":[95,141],"servers,":[97],"each":[98],"from":[99],"different":[101],"provider,":[102],"such":[103,124],"that":[104,171,213],"there":[105],"is":[106],"no":[107],"single":[108],"point":[109],"failure":[111],"if":[112],"servers":[114,143],"get":[115],"breached.":[116],"While":[117],"Sharing":[119,165,233],"can":[120,216],"exhibit":[121],"useful":[122],"properties":[123],"as":[125,135],"graceful":[126],"degradation":[127],"privacy,":[129],"it":[130,172],"incurs":[131],"significant":[132],"communication":[133,161,219],"overhead":[134,162,220],"sent":[139],"instead":[144],"one.":[146],"this":[148],"end,":[149],"we":[150,176,211],"propose":[151],"set":[153,206],"update":[156],"protocols":[157,188,215],"minimize":[159],"while":[166,223],"maintaining":[167],"guarantees":[170,228],"originally":[173],"provided.":[174],"As":[175],"consider":[177],"scenario":[179],"frequent":[181],"updates,":[183],"i.e.,":[184],"movement":[185],"trajectories,":[186],"our":[187,214],"additionally":[189],"add":[190],"protection":[191],"against":[192],"an":[193],"attack":[194],"based":[195],"spatio-temporal":[197],"correlation":[198],"published":[200],"locations.":[201],"By":[202],"evaluating":[203],"real-world":[208],"traces,":[210],"show":[212],"reduce":[217],"by":[221],"75%":[222],"significantly":[224],"improving":[225],"security":[227],"original":[231],"algorithm.":[234]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":3},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}