{"id":"https://openalex.org/W4400020610","doi":"https://doi.org/10.56553/popets-2024-0099","title":"A Black-Box Privacy Analysis of Messaging Service Providers' Chat Message Processing","display_name":"A Black-Box Privacy Analysis of Messaging Service Providers' Chat Message Processing","publication_year":2024,"publication_date":"2024-06-25","ids":{"openalex":"https://openalex.org/W4400020610","doi":"https://doi.org/10.56553/popets-2024-0099"},"language":"en","primary_location":{"id":"doi:10.56553/popets-2024-0099","is_oa":true,"landing_page_url":"https://doi.org/10.56553/popets-2024-0099","pdf_url":"https://petsymposium.org/popets/2024/popets-2024-0099.pdf","source":{"id":"https://openalex.org/S4210183172","display_name":"Proceedings on Privacy Enhancing Technologies","issn_l":"2299-0984","issn":["2299-0984"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings on Privacy Enhancing Technologies","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://petsymposium.org/popets/2024/popets-2024-0099.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5082990874","display_name":"Robin Kirchner","orcid":"https://orcid.org/0000-0002-9056-3370"},"institutions":[{"id":"https://openalex.org/I94509681","display_name":"Technische Universit\u00e4t Braunschweig","ror":"https://ror.org/010nsgg66","country_code":"DE","type":"education","lineage":["https://openalex.org/I94509681"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Robin Kirchner","raw_affiliation_strings":["Technische Universit\u00e4t Braunschweig"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Braunschweig","institution_ids":["https://openalex.org/I94509681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038164971","display_name":"Simon Koch","orcid":"https://orcid.org/0000-0002-7638-4982"},"institutions":[{"id":"https://openalex.org/I94509681","display_name":"Technische Universit\u00e4t Braunschweig","ror":"https://ror.org/010nsgg66","country_code":"DE","type":"education","lineage":["https://openalex.org/I94509681"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Simon Koch","raw_affiliation_strings":["Technische Universit\u00e4t Braunschweig"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Braunschweig","institution_ids":["https://openalex.org/I94509681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5099482670","display_name":"Noah Kamangar","orcid":null},"institutions":[{"id":"https://openalex.org/I94509681","display_name":"Technische Universit\u00e4t Braunschweig","ror":"https://ror.org/010nsgg66","country_code":"DE","type":"education","lineage":["https://openalex.org/I94509681"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Noah Kamangar","raw_affiliation_strings":["Technische Universit\u00e4t Braunschweig"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Braunschweig","institution_ids":["https://openalex.org/I94509681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016611640","display_name":"David Klein","orcid":"https://orcid.org/0000-0001-8468-8516"},"institutions":[{"id":"https://openalex.org/I94509681","display_name":"Technische Universit\u00e4t Braunschweig","ror":"https://ror.org/010nsgg66","country_code":"DE","type":"education","lineage":["https://openalex.org/I94509681"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"David Klein","raw_affiliation_strings":["Technische Universit\u00e4t Braunschweig"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Braunschweig","institution_ids":["https://openalex.org/I94509681"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002067855","display_name":"Martin Johns","orcid":"https://orcid.org/0000-0003-2574-5060"},"institutions":[{"id":"https://openalex.org/I94509681","display_name":"Technische Universit\u00e4t Braunschweig","ror":"https://ror.org/010nsgg66","country_code":"DE","type":"education","lineage":["https://openalex.org/I94509681"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Martin Johns","raw_affiliation_strings":["Technische Universit\u00e4t Braunschweig"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Technische Universit\u00e4t Braunschweig","institution_ids":["https://openalex.org/I94509681"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I94509681"],"apc_list":null,"apc_paid":null,"fwci":0.8885,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.78466653,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"2024","issue":"3","first_page":"674","last_page":"691"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11045","display_name":"Privacy, Security, and Data Protection","score":0.9627000093460083,"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"}},"topics":[{"id":"https://openalex.org/T11045","display_name":"Privacy, Security, and Data Protection","score":0.9627000093460083,"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/service-provider","display_name":"Service provider","score":0.6175058484077454},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5990806818008423},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.5848054885864258},{"id":"https://openalex.org/keywords/instant-messaging","display_name":"Instant messaging","score":0.5021970272064209},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.43010830879211426},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.3703910708427429},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.3697463274002075},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.13219845294952393}],"concepts":[{"id":"https://openalex.org/C116537","wikidata":"https://www.wikidata.org/wiki/Q2169973","display_name":"Service provider","level":3,"score":0.6175058484077454},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5990806818008423},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.5848054885864258},{"id":"https://openalex.org/C2985487447","wikidata":"https://www.wikidata.org/wiki/Q58199","display_name":"Instant messaging","level":2,"score":0.5021970272064209},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.43010830879211426},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3703910708427429},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.3697463274002075},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.13219845294952393},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.56553/popets-2024-0099","is_oa":true,"landing_page_url":"https://doi.org/10.56553/popets-2024-0099","pdf_url":"https://petsymposium.org/popets/2024/popets-2024-0099.pdf","source":{"id":"https://openalex.org/S4210183172","display_name":"Proceedings on Privacy Enhancing Technologies","issn_l":"2299-0984","issn":["2299-0984"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings on Privacy Enhancing Technologies","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.56553/popets-2024-0099","is_oa":true,"landing_page_url":"https://doi.org/10.56553/popets-2024-0099","pdf_url":"https://petsymposium.org/popets/2024/popets-2024-0099.pdf","source":{"id":"https://openalex.org/S4210183172","display_name":"Proceedings on Privacy Enhancing Technologies","issn_l":"2299-0984","issn":["2299-0984"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320322","host_organization_name":"De Gruyter Open","host_organization_lineage":["https://openalex.org/P4310320322","https://openalex.org/P4310313990"],"host_organization_lineage_names":["De Gruyter Open","De Gruyter"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings on Privacy Enhancing Technologies","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.6000000238418579}],"awards":[{"id":"https://openalex.org/G18682879","display_name":"EXC 2092: CyberSicherheit im Zeitalter gro\u00dfskaliger Angreifer (CASA)","funder_award_id":"390781972","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"},{"id":"https://openalex.org/G6014534120","display_name":"TEStabiliTy pAttern-driven weB appLication sEcurity and privacy testing","funder_award_id":"101019206","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"},{"id":"https://openalex.org/G7842005466","display_name":null,"funder_award_id":"Horizon 2020","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4400020610.pdf","grobid_xml":"https://content.openalex.org/works/W4400020610.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2005010037","https://openalex.org/W2332337067","https://openalex.org/W2009410064","https://openalex.org/W4391259437","https://openalex.org/W2300707846","https://openalex.org/W2368047161","https://openalex.org/W2150416604","https://openalex.org/W4372324758","https://openalex.org/W2093029345","https://openalex.org/W4294161715"],"abstract_inverted_index":{"Online":[0],"messaging":[1,43,68,90,99],"has":[2],"rapidly":[3],"emerged":[4],"as":[5],"today's":[6],"primary":[7],"communication":[8],"platform,":[9],"extending":[10],"from":[11],"personal,":[12],"to":[13,17,26,123,149],"business":[14],"and":[15,48,53,87],"even":[16],"government":[18],"channels.":[19],"But":[20],"can":[21],"these":[22,109],"services":[23,69,100],"be":[24],"trusted":[25],"maintain":[27],"the":[28,117,120,131,141],"privacy":[29],"of":[30,61,98,103,108,116,127],"your":[31],"communication?":[32],"This":[33,134],"paper":[34],"addresses":[35],"this":[36],"question":[37],"by":[38],"evaluating":[39],"105":[40],"different":[41],"online":[42],"platforms.":[44],"Utilizing":[45],"\u201choney\u201d":[46],"messages":[47,72],"active":[49],"HTTP(S)":[50],",":[51],"WebSocket,":[52],"WebRTC":[54],"traffic":[55],"monitoring,":[56],"along":[57],"with":[58],"continuous":[59],"observation":[60],"honey":[62,80],"token":[63],"access,":[64],"we":[65],"determine":[66],"which":[67],"process":[70],"user":[71],"beyond":[73],"mere":[74],"transmission.":[75],"We":[76],"conduct":[77,112],"a":[78,128],"large-scale":[79],"token-based":[81],"study":[82],"on":[83],"69":[84],"popular":[85],"web":[86],"36":[88],"mobile":[89],"applications.":[91],"Our":[92],"findings":[93],"reveal":[94],"that":[95,136],"34":[96],"%":[97],"show":[101],"capabilities":[102],"server-side":[104],"message":[105],"analysis.":[106],"Seven":[107],"messengers":[110,147],"evidently":[111],"an":[113,124],"extended":[114],"analysis":[115],"messages,":[118],"reusing":[119],"results":[121],"hours":[122],"observed":[125],"maximum":[126],"month":[129],"after":[130],"chat":[132],"concluded.":[133],"shows":[135],"one":[137],"cannot":[138],"automatically":[139],"expect":[140],"same":[142],"confidentiality":[143],"when":[144],"chatting":[145],"via":[146],"compared":[148],"in-person":[150],"communication.":[151]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-07-08T08:33:18.762332","created_date":"2025-10-10T00:00:00"}
