{"id":"https://openalex.org/W7140832461","doi":"https://doi.org/10.1109/ieeeconf67917.2025.11443899","title":"Blinding the Wiretapper: RIS-Enabled User Occultation in the ISAC Era","display_name":"Blinding the Wiretapper: RIS-Enabled User Occultation in the ISAC Era","publication_year":2025,"publication_date":"2025-10-26","ids":{"openalex":"https://openalex.org/W7140832461","doi":"https://doi.org/10.1109/ieeeconf67917.2025.11443899"},"language":null,"primary_location":{"id":"doi:10.1109/ieeeconf67917.2025.11443899","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ieeeconf67917.2025.11443899","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 59th Asilomar Conference on Signals, Systems, and Computers","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/A5097335689","display_name":"Getuar Rexhepi","orcid":null},"institutions":[{"id":"https://openalex.org/I166433441","display_name":"Hochschule Bremen","ror":"https://ror.org/04f7jc139","country_code":"DE","type":"education","lineage":["https://openalex.org/I166433441"]},{"id":"https://openalex.org/I180437899","display_name":"University of Bremen","ror":"https://ror.org/04ers2y35","country_code":"DE","type":"education","lineage":["https://openalex.org/I180437899"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Getuar Rexhepi","raw_affiliation_strings":["Constructor University Bremen,School of Computer Science and Engineering,Bremen,Germany,28759"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Constructor University Bremen,School of Computer Science and Engineering,Bremen,Germany,28759","institution_ids":["https://openalex.org/I180437899","https://openalex.org/I166433441"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026798222","display_name":"Hyeon Seok Rou","orcid":"https://orcid.org/0000-0003-3483-7629"},"institutions":[{"id":"https://openalex.org/I166433441","display_name":"Hochschule Bremen","ror":"https://ror.org/04f7jc139","country_code":"DE","type":"education","lineage":["https://openalex.org/I166433441"]},{"id":"https://openalex.org/I180437899","display_name":"University of Bremen","ror":"https://ror.org/04ers2y35","country_code":"DE","type":"education","lineage":["https://openalex.org/I180437899"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Hyeon Seok Rou","raw_affiliation_strings":["Constructor University Bremen,School of Computer Science and Engineering,Bremen,Germany,28759"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Constructor University Bremen,School of Computer Science and Engineering,Bremen,Germany,28759","institution_ids":["https://openalex.org/I180437899","https://openalex.org/I166433441"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042210188","display_name":"Giuseppe Thadeu Freitas de Abreu","orcid":"https://orcid.org/0000-0002-5018-8174"},"institutions":[{"id":"https://openalex.org/I166433441","display_name":"Hochschule Bremen","ror":"https://ror.org/04f7jc139","country_code":"DE","type":"education","lineage":["https://openalex.org/I166433441"]},{"id":"https://openalex.org/I180437899","display_name":"University of Bremen","ror":"https://ror.org/04ers2y35","country_code":"DE","type":"education","lineage":["https://openalex.org/I180437899"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Giuseppe Thadeu Freitas de Abreu","raw_affiliation_strings":["Constructor University Bremen,School of Computer Science and Engineering,Bremen,Germany,28759"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Constructor University Bremen,School of Computer Science and Engineering,Bremen,Germany,28759","institution_ids":["https://openalex.org/I180437899","https://openalex.org/I166433441"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5130683692","display_name":"George C. Alexandropoulos","orcid":null},"institutions":[{"id":"https://openalex.org/I200777214","display_name":"National and Kapodistrian University of Athens","ror":"https://ror.org/04gnjpq42","country_code":"GR","type":"education","lineage":["https://openalex.org/I200777214"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"George C. Alexandropoulos","raw_affiliation_strings":["National and Kapodistrian University of Athens,Department of Informatics and Telecommunications,Athens,Greece,16122"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National and Kapodistrian University of Athens,Department of Informatics and Telecommunications,Athens,Greece,16122","institution_ids":["https://openalex.org/I200777214"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.7209958,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"749","last_page":"753"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10772","display_name":"Distributed systems and fault tolerance","score":0.062199998646974564,"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/T10772","display_name":"Distributed systems and fault tolerance","score":0.062199998646974564,"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/T14330","display_name":"Library Science and Information Systems","score":0.03240000084042549,"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/T10927","display_name":"Access Control and Trust","score":0.02160000056028366,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/blinding","display_name":"Blinding","score":0.6305999755859375},{"id":"https://openalex.org/keywords/flagging","display_name":"Flagging","score":0.40700000524520874},{"id":"https://openalex.org/keywords/occultation","display_name":"Occultation","score":0.3668999969959259},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.2770000100135803},{"id":"https://openalex.org/keywords/eyewear","display_name":"Eyewear","score":0.2549000084400177}],"concepts":[{"id":"https://openalex.org/C2771230","wikidata":"https://www.wikidata.org/wiki/Q4926699","display_name":"Blinding","level":3,"score":0.6305999755859375},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5230000019073486},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4284000098705292},{"id":"https://openalex.org/C2777548347","wikidata":"https://www.wikidata.org/wiki/Q5456937","display_name":"Flagging","level":2,"score":0.40700000524520874},{"id":"https://openalex.org/C131040042","wikidata":"https://www.wikidata.org/wiki/Q202746","display_name":"Occultation","level":2,"score":0.3668999969959259},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.2770000100135803},{"id":"https://openalex.org/C2780527195","wikidata":"https://www.wikidata.org/wiki/Q5422874","display_name":"Eyewear","level":2,"score":0.2549000084400177},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.24539999663829803},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.24269999563694},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.22519999742507935}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ieeeconf67917.2025.11443899","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ieeeconf67917.2025.11443899","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 59th Asilomar Conference on Signals, Systems, and Computers","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W3128409631","https://openalex.org/W3159402647","https://openalex.org/W3192787793","https://openalex.org/W4313042286","https://openalex.org/W4323539420","https://openalex.org/W4327928524","https://openalex.org/W4379469370","https://openalex.org/W4391019488","https://openalex.org/W4391547747","https://openalex.org/W4398187683","https://openalex.org/W4400351955","https://openalex.org/W4400526331","https://openalex.org/W4401907095","https://openalex.org/W4403863632","https://openalex.org/W4408324549","https://openalex.org/W4410114792","https://openalex.org/W4410229349","https://openalex.org/W4413978815"],"related_works":[],"abstract_inverted_index":{"An":[0],"undesirable":[1],"consequence":[2],"of":[3,7,18,23,32,35,61,64,104,113,131],"the":[4,16,59,62,79,101,105,111,114,119,126,133,141,164,174],"foreseeable":[5],"proliferation":[6],"sophisticated":[8],"integrated":[9],"sensing":[10,73,176],"and":[11,74,81],"communications":[12],"(ISAC)":[13],"technologies":[14],"is":[15,152,156],"enabling":[17],"spoofing,":[19],"by":[20,52,128,158],"malicious":[21],"agents,":[22],"situational":[24],"information":[25],"(such":[26],"as":[27],"proximity,":[28],"direction":[29],"or":[30],"location)":[31],"legitimate":[33,83,120,168],"users":[34],"wireless":[36],"systems.":[37],"In":[38],"order":[39,137],"to":[40,138],"mitigate":[41],"this":[42],"threat,":[43],"we":[44,90],"present":[45],"a":[46,53,82,129,147],"novel":[47,148],"ISAC":[48,169],"scheme":[49],"that,":[50],"aided":[51],"reconfigurable":[54],"intelligent":[55],"surface":[56],"(RIS),":[57],"enables":[58],"occultation":[60],"positions":[63],"user":[65],"equipment":[66],"(UE)":[67],"from":[68],"wiretappers,":[69],"while":[70,109,171],"maintaining":[71],"both":[72],"desired":[75],"communication":[76],"performance":[77,103,170],"between":[78],"UEs":[80,106],"base":[84],"station":[85],"(BS).":[86],"To":[87],"that":[88,98,163],"end,":[89],"first":[91],"formulate":[92],"an":[93],"RIS":[94],"phase-shift":[95],"optimization":[96,145,150],"problem":[97],"jointly":[99],"maximizes":[100],"sum-rate":[102],"(communication":[107],"objective),":[108,123],"minimizing":[110],"projection":[112],"wiretapper\u2019s":[115,175],"effective":[116],"channel":[117,121],"onto":[118],"(hiding":[122],"thereby":[124],"disrupting":[125],"attempts":[127],"wiretapper":[130],"localizing":[132],"UEs.":[134],"Then,":[135],"in":[136],"efficiently":[139],"solve":[140],"resulting":[142],"non-convex":[143],"joint":[144],"problem,":[146],"manifold":[149],"algorithm":[151],"derived,":[153],"whose":[154],"effectiveness":[155],"validated":[157],"numerical":[159],"results,":[160],"which":[161],"demonstrate":[162],"proposed":[165],"approach":[166],"preserves":[167],"significantly":[172],"degrading":[173],"capability.":[177]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2026-03-27T00:00:00"}