{"id":"https://openalex.org/W4411337320","doi":"https://doi.org/10.1109/sp61157.2025.00069","title":"A Low-Cost Privacy-Preserving Digital Wallet for Humanitarian Aid Distribution","display_name":"A Low-Cost Privacy-Preserving Digital Wallet for Humanitarian Aid Distribution","publication_year":2025,"publication_date":"2025-05-12","ids":{"openalex":"https://openalex.org/W4411337320","doi":"https://doi.org/10.1109/sp61157.2025.00069"},"language":"en","primary_location":{"id":"doi:10.1109/sp61157.2025.00069","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sp61157.2025.00069","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Symposium on Security and Privacy (SP)","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/A5114534504","display_name":"Eva Luvison","orcid":null},"institutions":[{"id":"https://openalex.org/I4210128801","display_name":"Helmholtz Center for Information Security","ror":"https://ror.org/02njgxr09","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I4210128801"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Eva Luvison","raw_affiliation_strings":["CISPA Helmholtz Center for Information Security,Saarbrücken,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CISPA Helmholtz Center for Information Security,Saarbrücken,Germany","institution_ids":["https://openalex.org/I4210128801"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090656212","display_name":"Sylvain Chatel","orcid":"https://orcid.org/0000-0002-1275-8367"},"institutions":[{"id":"https://openalex.org/I4210128801","display_name":"Helmholtz Center for Information Security","ror":"https://ror.org/02njgxr09","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I4210128801"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Sylvain Chatel","raw_affiliation_strings":["CISPA Helmholtz Center for Information Security,Saarbrücken,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CISPA Helmholtz Center for Information Security,Saarbrücken,Germany","institution_ids":["https://openalex.org/I4210128801"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089156030","display_name":"Justinas Sukaitis","orcid":null},"institutions":[{"id":"https://openalex.org/I93593358","display_name":"International Committee of the Red Cross","ror":"https://ror.org/04h4t0r16","country_code":"CH","type":"nonprofit","lineage":["https://openalex.org/I93593358"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Justinas Sukaitis","raw_affiliation_strings":["International Committee of the Red Cross,Geneva,Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Committee of the Red Cross,Geneva,Switzerland","institution_ids":["https://openalex.org/I93593358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032332081","display_name":"Vincent Graf Narbel","orcid":null},"institutions":[{"id":"https://openalex.org/I93593358","display_name":"International Committee of the Red Cross","ror":"https://ror.org/04h4t0r16","country_code":"CH","type":"nonprofit","lineage":["https://openalex.org/I93593358"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Vincent Graf Narbel","raw_affiliation_strings":["International Committee of the Red Cross,Geneva,Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Committee of the Red Cross,Geneva,Switzerland","institution_ids":["https://openalex.org/I93593358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072857797","display_name":"Carmela Troncoso","orcid":"https://orcid.org/0000-0002-2374-2248"},"institutions":[{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Carmela Troncoso","raw_affiliation_strings":["EPFL,SPRING Lab,Laussanne,Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"EPFL,SPRING Lab,Laussanne,Switzerland","institution_ids":["https://openalex.org/I5124864"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5118212427","display_name":"Wouter Lucks","orcid":null},"institutions":[{"id":"https://openalex.org/I4210128801","display_name":"Helmholtz Center for Information Security","ror":"https://ror.org/02njgxr09","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1305996414","https://openalex.org/I4210128801"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Wouter Lueks","raw_affiliation_strings":["CISPA Helmholtz Center for Information Security,Saarbrücken,Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CISPA Helmholtz Center for Information Security,Saarbrücken,Germany","institution_ids":["https://openalex.org/I4210128801"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.5175,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.92710205,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1234","last_page":"1250"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.961899995803833,"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":0.961899995803833,"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/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":0.9297000169754028,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6639964580535889},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.6401768326759338},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.5019652843475342},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.473678857088089},{"id":"https://openalex.org/keywords/distribution","display_name":"Distribution (mathematics)","score":0.42878738045692444}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6639964580535889},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.6401768326759338},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.5019652843475342},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.473678857088089},{"id":"https://openalex.org/C110121322","wikidata":"https://www.wikidata.org/wiki/Q865811","display_name":"Distribution (mathematics)","level":2,"score":0.42878738045692444},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/sp61157.2025.00069","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sp61157.2025.00069","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Symposium on Security and Privacy (SP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4099999964237213,"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W271577796","https://openalex.org/W1499011609","https://openalex.org/W1544435806","https://openalex.org/W1545698365","https://openalex.org/W1581663496","https://openalex.org/W1601001795","https://openalex.org/W1885156594","https://openalex.org/W1897618420","https://openalex.org/W1933009257","https://openalex.org/W2005756274","https://openalex.org/W2013686672","https://openalex.org/W2043007983","https://openalex.org/W2105685537","https://openalex.org/W2137664544","https://openalex.org/W2586942681","https://openalex.org/W2796933658","https://openalex.org/W2979542809","https://openalex.org/W3137255310","https://openalex.org/W3142333173","https://openalex.org/W3173281634","https://openalex.org/W4308632348","https://openalex.org/W4308642090","https://openalex.org/W4385679771"],"related_works":["https://openalex.org/W2584827882","https://openalex.org/W3195097297","https://openalex.org/W4225340788","https://openalex.org/W3038106605","https://openalex.org/W2513267613","https://openalex.org/W3049084372","https://openalex.org/W2528109871","https://openalex.org/W2940702331","https://openalex.org/W2905822832","https://openalex.org/W2240244939"],"abstract_inverted_index":{"Humanitarian":[0],"organizations":[1],"distribute":[2],"aid":[3,45,61,111,117],"to":[4,17,76,79,88,119,127],"people":[5],"affected":[6],"by":[7,29],"armed":[8],"conflicts":[9],"or":[10],"natural":[11],"disasters.":[12],"Digitalization":[13],"has":[14,33],"the":[15,19,129],"potential":[16],"increase":[18],"efficiency":[20],"and":[21,26,101,104,139,142],"fairness":[22],"of":[23,67],"aid-distribution":[24,57],"systems,":[25],"recent":[27],"work":[28,49],"Wang":[30],"et":[31],"al.":[32],"shown":[34],"that":[35,131],"these":[36,95],"benefits":[37],"are":[38],"possible":[39],"without":[40],"creating":[41],"privacy":[42,102,140],"harms":[43],"for":[44,54,110],"recipients.":[46],"However,":[47],"their":[48,90],"only":[50],"provides":[51],"a":[52,64,106,121],"solution":[53,115],"one":[55],"particular":[56],"scenario":[58],"in":[59,70],"which":[60,81],"recipients":[62,78,118],"receive":[63],"predefined":[65,122],"set":[66],"goods.":[68],"Yet,":[69],"many":[71],"situations":[72],"it":[73,144],"is":[74,145],"desirable":[75],"enable":[77],"decide":[80],"items":[82,130],"they":[83,132],"need":[84],"at":[85,124,147],"each":[86],"moment":[87],"satisfy":[89],"specific":[91],"needs.":[92],"We":[93,134],"formalize":[94],"needs":[96],"into":[97],"functional,":[98],"deployment,":[99],"security,":[100],"requirements,":[103],"design":[105],"privacy-preserving":[107],"digital":[108],"wallet":[109],"distribution.":[112],"Our":[113],"smart-card-based":[114],"enables":[116],"spend":[120],"budget":[123],"different":[125],"vendors":[126],"obtain":[128],"need.":[133],"prove":[135],"our":[136],"solution's":[137],"security":[138],"properties,":[141],"show":[143],"practical":[146],"scale.":[148]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}