{"id":"https://openalex.org/W4405182198","doi":"https://doi.org/10.1145/3658644.3690358","title":"Password-Protected Key Retrieval with(out) HSM Protection","display_name":"Password-Protected Key Retrieval with(out) HSM Protection","publication_year":2024,"publication_date":"2024-12-02","ids":{"openalex":"https://openalex.org/W4405182198","doi":"https://doi.org/10.1145/3658644.3690358"},"language":"en","primary_location":{"id":"doi:10.1145/3658644.3690358","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3658644.3690358","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3658644.3690358","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications Security","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3658644.3690358","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5086800382","display_name":"Sebastian Faller","orcid":"https://orcid.org/0009-0005-4126-3098"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]},{"id":"https://openalex.org/I4210126328","display_name":"IBM Research - Zurich","ror":"https://ror.org/02js37d36","country_code":"CH","type":"facility","lineage":["https://openalex.org/I1341412227","https://openalex.org/I4210114115","https://openalex.org/I4210126328"]}],"countries":["CH"],"is_corresponding":true,"raw_author_name":"Sebastian Faller","raw_affiliation_strings":["IBM Research Europe &amp; ETH Zurich, Z\u00fcrich, Switzerland"],"affiliations":[{"raw_affiliation_string":"IBM Research Europe &amp; ETH Zurich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I4210126328","https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025556930","display_name":"Tobias Handirk","orcid":null},"institutions":[{"id":"https://openalex.org/I167360494","display_name":"University of Wuppertal","ror":"https://ror.org/00613ak93","country_code":"DE","type":"education","lineage":["https://openalex.org/I167360494"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Tobias Handirk","raw_affiliation_strings":["Bergische Universit\u00e4t Wuppertal, Wuppertal, Germany"],"affiliations":[{"raw_affiliation_string":"Bergische Universit\u00e4t Wuppertal, Wuppertal, Germany","institution_ids":["https://openalex.org/I167360494"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090597194","display_name":"Julia Hesse","orcid":"https://orcid.org/0000-0002-2875-6198"},"institutions":[{"id":"https://openalex.org/I4210126328","display_name":"IBM Research - Zurich","ror":"https://ror.org/02js37d36","country_code":"CH","type":"facility","lineage":["https://openalex.org/I1341412227","https://openalex.org/I4210114115","https://openalex.org/I4210126328"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Julia Hesse","raw_affiliation_strings":["IBM Research Europe, Z\u00fcrich, Switzerland"],"affiliations":[{"raw_affiliation_string":"IBM Research Europe, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I4210126328"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046109433","display_name":"M\u00e1t\u00e9 Horv\u00e1th","orcid":"https://orcid.org/0000-0001-9512-5196"},"institutions":[{"id":"https://openalex.org/I167360494","display_name":"University of Wuppertal","ror":"https://ror.org/00613ak93","country_code":"DE","type":"education","lineage":["https://openalex.org/I167360494"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"M\u00e1t\u00e9 Horv\u00e1th","raw_affiliation_strings":["Bergische Universit\u00e4t Wuppertal, Wuppertal, Germany"],"affiliations":[{"raw_affiliation_string":"Bergische Universit\u00e4t Wuppertal, Wuppertal, Germany","institution_ids":["https://openalex.org/I167360494"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044041318","display_name":"Anja Lehmann","orcid":"https://orcid.org/0000-0002-2872-7899"},"institutions":[{"id":"https://openalex.org/I143288331","display_name":"Hasso Plattner Institute","ror":"https://ror.org/058rn5r42","country_code":"DE","type":"facility","lineage":["https://openalex.org/I143288331","https://openalex.org/I176453806"]},{"id":"https://openalex.org/I176453806","display_name":"University of Potsdam","ror":"https://ror.org/03bnmw459","country_code":"DE","type":"education","lineage":["https://openalex.org/I176453806"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Anja Lehmann","raw_affiliation_strings":["Hasso-Plattner-Institute, University of Potsdam, Potsdam, Germany"],"affiliations":[{"raw_affiliation_string":"Hasso-Plattner-Institute, University of Potsdam, Potsdam, Germany","institution_ids":["https://openalex.org/I143288331","https://openalex.org/I176453806"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5086800382"],"corresponding_institution_ids":["https://openalex.org/I35440088","https://openalex.org/I4210126328"],"apc_list":null,"apc_paid":null,"fwci":2.3383,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.91530676,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"2445","last_page":"2459"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11800","display_name":"User Authentication and Security Systems","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T11800","display_name":"User Authentication and Security Systems","score":0.9998000264167786,"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/T10237","display_name":"Cryptography and Data Security","score":0.9994000196456909,"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/T11504","display_name":"Advanced Authentication Protocols Security","score":0.9993000030517578,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/password","display_name":"Password","score":0.7789369821548462},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7642239928245544},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.6902755498886108},{"id":"https://openalex.org/keywords/key-exchange","display_name":"Key exchange","score":0.637739896774292},{"id":"https://openalex.org/keywords/backup","display_name":"Backup","score":0.5220334529876709},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.5056757926940918},{"id":"https://openalex.org/keywords/cryptographic-protocol","display_name":"Cryptographic protocol","score":0.4800635278224945},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4720101058483124},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.46179959177970886},{"id":"https://openalex.org/keywords/one-time-password","display_name":"One-time password","score":0.42539331316947937},{"id":"https://openalex.org/keywords/public-key-cryptography","display_name":"Public-key cryptography","score":0.2628793716430664},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.16033753752708435}],"concepts":[{"id":"https://openalex.org/C109297577","wikidata":"https://www.wikidata.org/wiki/Q161157","display_name":"Password","level":2,"score":0.7789369821548462},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7642239928245544},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.6902755498886108},{"id":"https://openalex.org/C99674996","wikidata":"https://www.wikidata.org/wiki/Q1414155","display_name":"Key exchange","level":4,"score":0.637739896774292},{"id":"https://openalex.org/C2780945871","wikidata":"https://www.wikidata.org/wiki/Q194274","display_name":"Backup","level":2,"score":0.5220334529876709},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.5056757926940918},{"id":"https://openalex.org/C33884865","wikidata":"https://www.wikidata.org/wiki/Q1254335","display_name":"Cryptographic protocol","level":3,"score":0.4800635278224945},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4720101058483124},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.46179959177970886},{"id":"https://openalex.org/C89479133","wikidata":"https://www.wikidata.org/wiki/Q1137840","display_name":"One-time password","level":3,"score":0.42539331316947937},{"id":"https://openalex.org/C203062551","wikidata":"https://www.wikidata.org/wiki/Q201339","display_name":"Public-key cryptography","level":3,"score":0.2628793716430664},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.16033753752708435}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3658644.3690358","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3658644.3690358","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3658644.3690358","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications Security","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3658644.3690358","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3658644.3690358","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3658644.3690358","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications Security","raw_type":"proceedings-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities","score":0.4000000059604645}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4405182198.pdf"},"referenced_works_count":10,"referenced_works":["https://openalex.org/W1490181591","https://openalex.org/W1499934958","https://openalex.org/W2072554986","https://openalex.org/W2091020476","https://openalex.org/W2351133878","https://openalex.org/W2769061097","https://openalex.org/W2891663879","https://openalex.org/W3213644146","https://openalex.org/W4281392221","https://openalex.org/W4405182198"],"related_works":["https://openalex.org/W2021087413","https://openalex.org/W2359085393","https://openalex.org/W2377774403","https://openalex.org/W2237863779","https://openalex.org/W2156083280","https://openalex.org/W2387329106","https://openalex.org/W2969720675","https://openalex.org/W2949495265","https://openalex.org/W2557836603","https://openalex.org/W2090295280"],"abstract_inverted_index":{"Password-protected":[0],"key":[1,34,54,115],"retrieval":[2],"(PPKR)":[3],"enables":[4],"users":[5,77],"to":[6,51,78,86],"store":[7],"and":[8,121],"retrieve":[9],"high-entropy":[10],"keys":[11],"from":[12,20],"a":[13,21,43,67,87,118,127],"server":[14,125],"securely.":[15],"The":[16,36,107],"process":[17],"is":[18,40,64,146],"bootstrapped":[19],"human-memorizable":[22],"password":[23,61],"only,":[24],"addressing":[25],"the":[26,53,60,71,96,104,110,124,139,144,152,156],"challenge":[27],"of":[28,103,134,151],"how":[29],"end-users":[30],"can":[31],"manage":[32],"cryptographic":[33],"material.":[35],"core":[37],"security":[38,129,140],"requirement":[39],"protection":[41],"against":[42],"corrupt":[44],"server,":[45],"which":[46],"should":[47],"not":[48],"be":[49],"able":[50],"learn":[52],"or":[55],"offline-":[56],"attack":[57],"it":[58,100],"through":[59],"protection.":[62,136],"PPKR":[63],"deployed":[65],"at":[66],"large":[68],"scale":[69],"with":[70],"WhatsApp":[72],"Backup":[73],"Protocol":[74],"(WBP),":[75],"allowing":[76],"access":[79],"their":[80],"encrypted":[81],"messaging":[82],"history":[83],"when":[84],"switching":[85],"new":[88],"device.":[89],"Davies":[90],"et":[91],"al.":[92],"(Crypto'23)":[93],"formally":[94],"analyzed":[95],"WBP,":[97],"proving":[98],"that":[99,143],"satisfies":[101],"most":[102,133,150],"desired":[105],"security.":[106],"WBP":[108,157],"uses":[109],"OPAQUE":[111],"protocol":[112],"for":[113,132],"password-based":[114],"exchange":[116],"as":[117],"building":[119],"block":[120],"relies":[122],"on":[123],"using":[126],"hardware":[128],"module":[130],"(HSM)":[131],"its":[135],"In":[137],"fact,":[138],"analysis":[141],"assumes":[142],"HSM":[145],"incorruptible":[147],"-":[148],"rendering":[149],"heavy":[153],"cryptography":[154],"in":[155],"obsolete.":[158]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
