{"id":"https://openalex.org/W2091041197","doi":"https://doi.org/10.1109/jiot.2014.2306673","title":"CPAL: A Conditional Privacy-Preserving Authentication With Access Linkability for Roaming Service","display_name":"CPAL: A Conditional Privacy-Preserving Authentication With Access Linkability for Roaming Service","publication_year":2014,"publication_date":"2014-02-01","ids":{"openalex":"https://openalex.org/W2091041197","doi":"https://doi.org/10.1109/jiot.2014.2306673","mag":"2091041197"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2014.2306673","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2014.2306673","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-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/A5085049261","display_name":"Chengzhe Lai","orcid":"https://orcid.org/0000-0002-4603-3380"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chengzhe Lai","raw_affiliation_strings":["State Key Laboratory of Integrated Services Networks Xidian University, Xi'an, China","[State Key Laboratory of Integrated Services Networks, Xidian University, Xi\u2019 an, China]"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Services Networks Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"[State Key Laboratory of Integrated Services Networks, Xidian University, Xi\u2019 an, China]","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024453724","display_name":"Hui Li","orcid":"https://orcid.org/0000-0001-8310-7169"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hui Li","raw_affiliation_strings":["State Key Laboratory of Integrated Services Networks Xidian University, Xi'an, China","[State Key Laboratory of Integrated Services Networks, Xidian University, Xi\u2019 an, China]"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Services Networks Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"[State Key Laboratory of Integrated Services Networks, Xidian University, Xi\u2019 an, China]","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101655447","display_name":"Xiaohui Liang","orcid":"https://orcid.org/0000-0003-4064-2393"},"institutions":[{"id":"https://openalex.org/I107672454","display_name":"Dartmouth College","ror":"https://ror.org/049s0rh22","country_code":"US","type":"education","lineage":["https://openalex.org/I107672454"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiaohui Liang","raw_affiliation_strings":["Department of Computer Science, Dartmouth College, Hanover, NH, USA","Department of Computer Science; Dartmouth College; Hanover NH USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Dartmouth College, Hanover, NH, USA","institution_ids":["https://openalex.org/I107672454"]},{"raw_affiliation_string":"Department of Computer Science; Dartmouth College; Hanover NH USA","institution_ids":["https://openalex.org/I107672454"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070447777","display_name":"Rongxing Lu","orcid":"https://orcid.org/0000-0001-5720-0941"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Rongxing Lu","raw_affiliation_strings":["Division of Communication Engineering, Nanyang Technological University, Singapore","Division of Communication Engineering, School of Electrical and Electronics Engineering, Nanyang Technological University, Singapore#TAB#"],"affiliations":[{"raw_affiliation_string":"Division of Communication Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Division of Communication Engineering, School of Electrical and Electronics Engineering, Nanyang Technological University, Singapore#TAB#","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100736887","display_name":"Kuan Zhang","orcid":"https://orcid.org/0000-0002-4262-153X"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Kuan Zhang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada","[Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, Canada]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada","institution_ids":["https://openalex.org/I151746483"]},{"raw_affiliation_string":"[Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, Canada]","institution_ids":["https://openalex.org/I151746483"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100773343","display_name":"Xuemin Shen","orcid":"https://orcid.org/0000-0002-4140-287X"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Xuemin Shen","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada","[Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, Canada]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ON, Canada","institution_ids":["https://openalex.org/I151746483"]},{"raw_affiliation_string":"[Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, Canada]","institution_ids":["https://openalex.org/I151746483"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5085049261"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":null,"apc_paid":null,"fwci":10.1485,"has_fulltext":false,"cited_by_count":73,"citation_normalized_percentile":{"value":0.98201298,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"1","issue":"1","first_page":"46","last_page":"57"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9994000196456909,"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"}},"topics":[{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","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/T10237","display_name":"Cryptography and Data Security","score":0.9991999864578247,"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/T11800","display_name":"User Authentication and Security Systems","score":0.9988999962806702,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8479596376419067},{"id":"https://openalex.org/keywords/roaming","display_name":"Roaming","score":0.8423022031784058},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.5571757555007935},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.55677330493927},{"id":"https://openalex.org/keywords/service-provider","display_name":"Service provider","score":0.5484212636947632},{"id":"https://openalex.org/keywords/authentication","display_name":"Authentication (law)","score":0.5045956373214722},{"id":"https://openalex.org/keywords/anonymity","display_name":"Anonymity","score":0.4761897623538971},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.4532157778739929},{"id":"https://openalex.org/keywords/group-signature","display_name":"Group signature","score":0.43661853671073914},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.4365690350532532},{"id":"https://openalex.org/keywords/public-key-cryptography","display_name":"Public-key cryptography","score":0.30044683814048767},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.21037551760673523}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8479596376419067},{"id":"https://openalex.org/C194498986","wikidata":"https://www.wikidata.org/wiki/Q680016","display_name":"Roaming","level":2,"score":0.8423022031784058},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.5571757555007935},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.55677330493927},{"id":"https://openalex.org/C116537","wikidata":"https://www.wikidata.org/wiki/Q2169973","display_name":"Service provider","level":3,"score":0.5484212636947632},{"id":"https://openalex.org/C148417208","wikidata":"https://www.wikidata.org/wiki/Q4825882","display_name":"Authentication (law)","level":2,"score":0.5045956373214722},{"id":"https://openalex.org/C178005623","wikidata":"https://www.wikidata.org/wiki/Q308859","display_name":"Anonymity","level":2,"score":0.4761897623538971},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.4532157778739929},{"id":"https://openalex.org/C148408913","wikidata":"https://www.wikidata.org/wiki/Q5611269","display_name":"Group signature","level":4,"score":0.43661853671073914},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.4365690350532532},{"id":"https://openalex.org/C203062551","wikidata":"https://www.wikidata.org/wiki/Q201339","display_name":"Public-key cryptography","level":3,"score":0.30044683814048767},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.21037551760673523},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jiot.2014.2306673","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2014.2306673","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.649.9381","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.649.9381","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://bbcr.uwaterloo.ca/~xshen/paper/2014/cacppa.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":46,"referenced_works":["https://openalex.org/W600091844","https://openalex.org/W1490674876","https://openalex.org/W1660562555","https://openalex.org/W1967880185","https://openalex.org/W1968233331","https://openalex.org/W1978230767","https://openalex.org/W1989879199","https://openalex.org/W1995922408","https://openalex.org/W2012468613","https://openalex.org/W2039412944","https://openalex.org/W2043301346","https://openalex.org/W2055817410","https://openalex.org/W2059148836","https://openalex.org/W2072968407","https://openalex.org/W2073185901","https://openalex.org/W2094729371","https://openalex.org/W2099577676","https://openalex.org/W2099803980","https://openalex.org/W2103056119","https://openalex.org/W2104382170","https://openalex.org/W2105103777","https://openalex.org/W2106103615","https://openalex.org/W2107872194","https://openalex.org/W2108221199","https://openalex.org/W2112017000","https://openalex.org/W2114631858","https://openalex.org/W2119142431","https://openalex.org/W2122991569","https://openalex.org/W2130891087","https://openalex.org/W2131353907","https://openalex.org/W2131487642","https://openalex.org/W2133073016","https://openalex.org/W2140097012","https://openalex.org/W2141369433","https://openalex.org/W2151648452","https://openalex.org/W2152445175","https://openalex.org/W2155763062","https://openalex.org/W2161728862","https://openalex.org/W2163408553","https://openalex.org/W2171072531","https://openalex.org/W2478503558","https://openalex.org/W2545622674","https://openalex.org/W4289126832","https://openalex.org/W6674289511","https://openalex.org/W6677531436","https://openalex.org/W6728765081"],"related_works":["https://openalex.org/W1969405252","https://openalex.org/W1750516398","https://openalex.org/W1588782201","https://openalex.org/W2737741652","https://openalex.org/W2073830730","https://openalex.org/W2354573973","https://openalex.org/W2390438742","https://openalex.org/W2351206302","https://openalex.org/W1605995181","https://openalex.org/W2100005297"],"abstract_inverted_index":{"The":[0],"roaming":[1,48,54],"service":[2,10,55,123],"enables":[3,84],"mobile":[4],"subscribers":[5,156],"to":[6,50,88,133,146,162,205],"access":[7,21,44,92,128,144],"the":[8,17,23,29,85,91,95,100,107,113,117,127,131,155,184,206],"internet":[9],"anytime":[11],"and":[12,56,198,219],"anywhere,":[13],"which":[14,74,177],"can":[15,75,125,157],"fulfill":[16],"requirement":[18],"of":[19,26,31,94,167,181,217],"ubiquitous":[20],"for":[22,47],"emerging":[24],"paradigm":[25],"networking,":[27],"e.g.,":[28,141],"Internet":[30],"Things":[32],"(IoT).":[33],"In":[34,169],"this":[35,160],"paper,":[36],"we":[37,190],"propose":[38],"a":[39,69,179],"conditional":[40],"privacy-preserving":[41],"authentication":[42],"with":[43],"linkability":[45],"(CPAL)":[46],"service,":[49,136],"provide":[51],"universal":[52],"secure":[53],"multilevel":[57],"privacy":[58,202],"preservation.":[59],"CPAL":[60,171,193],"provides":[61,199],"an":[62,173],"anonymous":[63],"user":[64,97,132,139,148],"linking":[65,109,115],"function":[66],"by":[67,105,112],"utilizing":[68],"novel":[70],"group":[71,180],"signature":[72],"technique,":[73],"not":[76],"only":[77],"efficiently":[78],"hide":[79],"users\u2019":[80],"identities":[81],"but":[82],"also":[83,158],"authorized":[86,118],"entities":[87],"link":[89,126],"all":[90],"information":[93,129,145],"same":[96,185],"without":[98,150],"knowing":[99],"user\u2019s":[101,152],"real":[102],"identity.":[103,153],"Specifically,":[104],"using":[106,142],"master":[108],"key":[110],"possessed":[111],"trust":[114],"server,":[116],"foreign":[119],"network":[120],"operators":[121],"or":[122],"providers":[124],"from":[130],"improve":[134],"its":[135,213],"while":[137],"preserving":[138],"anonymity,":[140],"individual":[143],"analyze":[147],"preferences":[149],"revealing":[151],"Furthermore,":[154],"use":[159],"functionality":[161],"anonymously":[163],"query":[164],"their":[165],"usage":[166],"service.":[168],"addition,":[170],"has":[172],"efficient":[174],"revocation":[175],"function,":[176],"revokes":[178],"users":[182],"at":[183],"time.":[186],"Through":[187],"extensive":[188],"analysis,":[189],"demonstrate":[191,212],"that":[192],"resists":[194],"various":[195],"security":[196],"threats":[197],"more":[200],"flexible":[201],"preservation":[203],"compared":[204],"existing":[207],"schemes.":[208],"Meanwhile,":[209],"performance":[210],"evaluations":[211],"efficiency":[214],"in":[215],"terms":[216],"communication":[218],"computation":[220],"overhead.":[221]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":10},{"year":2020,"cited_by_count":11},{"year":2019,"cited_by_count":7},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":7},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":5}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
