{"id":"https://openalex.org/W2210109386","doi":"https://doi.org/10.1145/2818000.2818043","title":"Secure and Efficient Key Derivation in Portfolio Authentication Schemes Using Blakley Secret Sharing","display_name":"Secure and Efficient Key Derivation in Portfolio Authentication Schemes Using Blakley Secret Sharing","publication_year":2015,"publication_date":"2015-12-07","ids":{"openalex":"https://openalex.org/W2210109386","doi":"https://doi.org/10.1145/2818000.2818043","mag":"2210109386"},"language":"en","primary_location":{"id":"doi:10.1145/2818000.2818043","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2818000.2818043","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 31st Annual Computer Security Applications Conference","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.5445/ir/1000081955","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033826310","display_name":"Peter Mayer","orcid":"https://orcid.org/0000-0002-6267-4874"},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technical University of Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Peter Mayer","raw_affiliation_strings":["SECUSO - Security, Usability and Society, Technische Universit\u00e4t Darmstadt, Germany"],"affiliations":[{"raw_affiliation_string":"SECUSO - Security, Usability and Society, Technische Universit\u00e4t Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5022078187","display_name":"Melanie Volkamer","orcid":"https://orcid.org/0000-0003-2674-4043"},"institutions":[{"id":"https://openalex.org/I43968019","display_name":"Karlstad University","ror":"https://ror.org/05s754026","country_code":"SE","type":"education","lineage":["https://openalex.org/I43968019"]},{"id":"https://openalex.org/I4210135606","display_name":"National Research Center for Applied Cybersecurity ATHENE","ror":"https://ror.org/0378v2g76","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210135606"]},{"id":"https://openalex.org/I31512782","display_name":"Technical University of Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE","SE"],"is_corresponding":false,"raw_author_name":"Melanie Volkamer","raw_affiliation_strings":["SECUSO - Security, Usability and Society, Technische Universit\u00e4t Darmstadt, Germany, Privacy and Security Research Group, Karlstad University, Sweden"],"affiliations":[{"raw_affiliation_string":"SECUSO - Security, Usability and Society, Technische Universit\u00e4t Darmstadt, Germany, Privacy and Security Research Group, Karlstad University, Sweden","institution_ids":["https://openalex.org/I4210135606","https://openalex.org/I43968019","https://openalex.org/I31512782"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5033826310"],"corresponding_institution_ids":["https://openalex.org/I31512782"],"apc_list":null,"apc_paid":null,"fwci":1.6229,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.88368996,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"431","last_page":"440"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11800","display_name":"User Authentication and Security Systems","score":1.0,"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":1.0,"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/T10828","display_name":"Biometric Identification and Security","score":0.9954000115394592,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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":0.9912999868392944,"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":0.7980469465255737},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7878502607345581},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.590856671333313},{"id":"https://openalex.org/keywords/authentication","display_name":"Authentication (law)","score":0.5876507759094238},{"id":"https://openalex.org/keywords/secret-sharing","display_name":"Secret sharing","score":0.5596351027488708},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.5341585874557495},{"id":"https://openalex.org/keywords/s/key","display_name":"S/KEY","score":0.5244926810264587},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5015387535095215},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.34130245447158813},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.273306667804718},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08157110214233398}],"concepts":[{"id":"https://openalex.org/C109297577","wikidata":"https://www.wikidata.org/wiki/Q161157","display_name":"Password","level":2,"score":0.7980469465255737},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7878502607345581},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.590856671333313},{"id":"https://openalex.org/C148417208","wikidata":"https://www.wikidata.org/wiki/Q4825882","display_name":"Authentication (law)","level":2,"score":0.5876507759094238},{"id":"https://openalex.org/C3087436","wikidata":"https://www.wikidata.org/wiki/Q1386603","display_name":"Secret sharing","level":3,"score":0.5596351027488708},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.5341585874557495},{"id":"https://openalex.org/C4957475","wikidata":"https://www.wikidata.org/wiki/Q242186","display_name":"S/KEY","level":3,"score":0.5244926810264587},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5015387535095215},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.34130245447158813},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.273306667804718},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08157110214233398},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/2818000.2818043","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2818000.2818043","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 31st Annual Computer Security Applications Conference","raw_type":"proceedings-article"},{"id":"pmh:oai:EVASTAR-Karlsruhe.de:1000081955","is_oa":false,"landing_page_url":"https://publikationen.bibliothek.kit.edu/1000081955","pdf_url":null,"source":{"id":"https://openalex.org/S4306401992","display_name":"Repository KITopen (Karlsruhe Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I102335020","host_organization_name":"Karlsruhe Institute of Technology","host_organization_lineage":["https://openalex.org/I102335020"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"doc-type:conferenceObject"},{"id":"doi:10.5445/ir/1000081955","is_oa":true,"landing_page_url":"https://doi.org/10.5445/ir/1000081955","pdf_url":null,"source":{"id":"https://openalex.org/S7407052948","display_name":"KITopen","issn_l":null,"issn":[],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article-journal"}],"best_oa_location":{"id":"doi:10.5445/ir/1000081955","is_oa":true,"landing_page_url":"https://doi.org/10.5445/ir/1000081955","pdf_url":null,"source":{"id":"https://openalex.org/S7407052948","display_name":"KITopen","issn_l":null,"issn":[],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article-journal"},"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.7799999713897705}],"awards":[],"funders":[{"id":"https://openalex.org/F4320323803","display_name":"Bundesministerium f\u00fcr Wirtschaft und Energie","ror":"https://ror.org/02vgg2808"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W128619364","https://openalex.org/W1516587133","https://openalex.org/W1921097329","https://openalex.org/W2026939551","https://openalex.org/W2032007354","https://openalex.org/W2041373240","https://openalex.org/W2051674079","https://openalex.org/W2074551623","https://openalex.org/W2075808188","https://openalex.org/W2089999398","https://openalex.org/W2112767991","https://openalex.org/W2119545418","https://openalex.org/W2126453598","https://openalex.org/W2141420453","https://openalex.org/W2152769966","https://openalex.org/W2159401786","https://openalex.org/W2160828020","https://openalex.org/W2161032904","https://openalex.org/W2331109405","https://openalex.org/W2350778671","https://openalex.org/W2396697587","https://openalex.org/W2970097841","https://openalex.org/W4244109911","https://openalex.org/W6640284056"],"related_works":["https://openalex.org/W2189322943","https://openalex.org/W2359085393","https://openalex.org/W2054746600","https://openalex.org/W2358864427","https://openalex.org/W2597260025","https://openalex.org/W4318998007","https://openalex.org/W2177391373","https://openalex.org/W2188146477","https://openalex.org/W2090295280","https://openalex.org/W2078158640"],"abstract_inverted_index":{"The":[0],"ubiquitous":[1],"usage":[2],"of":[3,12,44,75,99,103,110,118,132],"mobile":[4],"devices":[5],"in":[6,124,143,152],"public":[7],"spaces":[8],"increases":[9],"the":[10,45,76,83,104,108,116,119,134,140],"risk":[11],"falling":[13],"victim":[14],"to":[15,29,61,95,107,126],"shoulder":[16,32],"surfing":[17,33],"attacks,":[18],"i.e.":[19],"being":[20],"observed":[21],"by":[22],"others":[23],"during":[24,49],"authentication.":[25,37],"A":[26],"promising":[27],"approach":[28,142],"mitigating":[30],"such":[31],"risks":[34],"is":[35,59,70],"portfolio":[36,57],"It":[38],"requires":[39],"only":[40],"an":[41,72],"authorized":[42,73,101],"subset":[43,74],"password":[46],"as":[47],"input":[48,69],"each":[50],"authentication":[51,58],"attempt.":[52],"One":[53],"open":[54],"challenge":[55],"regarding":[56],"how":[60],"securely":[62],"and":[63,146],"efficiently":[64],"verify":[65],"that":[66],"a":[67,88,111,127],"user":[68],"actually":[71],"password.":[77,105],"In":[78,130],"this":[79],"paper":[80],"we":[81,114],"propose":[82],"(t,":[84,120,135],"n)-threshold":[85,121,136],"verification":[86,98,122,137],"scheme,":[87],"novel":[89],"scheme":[90,123,138],"using":[91],"Blakley":[92],"secret":[93],"sharing":[94],"provide":[96],"secure":[97],"all":[100,144],"subsets":[102],"Due":[106],"lack":[109],"viable":[112],"alternative,":[113],"evaluate":[115],"efficiency":[117],"comparison":[125],"naive":[128,141],"approach.":[129],"terms":[131],"storage,":[133],"outperforms":[139],"settings":[145],"it":[147],"offers":[148],"lower":[149],"computation":[150],"times":[151],"most":[153],"settings.":[154]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2016,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
