{"id":"https://openalex.org/W1719679679","doi":"https://doi.org/10.3233/jcs-2009-0342","title":"Leak-free mediated group signatures","display_name":"Leak-free mediated group signatures","publication_year":2009,"publication_date":"2009-07-02","ids":{"openalex":"https://openalex.org/W1719679679","doi":"https://doi.org/10.3233/jcs-2009-0342","mag":"1719679679"},"language":"en","primary_location":{"id":"doi:10.3233/jcs-2009-0342","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jcs-2009-0342","pdf_url":null,"source":{"id":"https://openalex.org/S106992369","display_name":"Journal of Computer Security","issn_l":"0926-227X","issn":["0926-227X","1875-8924"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Computer Security","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/A5070236605","display_name":"Xuhua Ding","orcid":"https://orcid.org/0000-0003-3974-590X"},"institutions":[{"id":"https://openalex.org/I79891267","display_name":"Singapore Management University","ror":"https://ror.org/050qmg959","country_code":"SG","type":"education","lineage":["https://openalex.org/I79891267"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Xuhua Ding","raw_affiliation_strings":["School of Information Systems, Singapore Management University, Singapore","School of Information Systems, Singapore Management University, Singapore. E-mail: xhding@smu.edu.sg#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Systems, Singapore Management University, Singapore","institution_ids":["https://openalex.org/I79891267"]},{"raw_affiliation_string":"School of Information Systems, Singapore Management University, Singapore. E-mail: xhding@smu.edu.sg#TAB#","institution_ids":["https://openalex.org/I79891267"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009882362","display_name":"Gene Tsudik","orcid":"https://orcid.org/0000-0002-8467-8614"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]},{"id":"https://openalex.org/I4210140791","display_name":"Irvine University","ror":"https://ror.org/04ysmca02","country_code":"US","type":"education","lineage":["https://openalex.org/I4210140791"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Gene Tsudik","raw_affiliation_strings":["Department of Information and Computer Science, University of California at Irvine, Irvine, CA, USA","Department of Information and Computer Science, University of California at Irvine, Irvine, CA, USA. E-mail: gts@ics.uci.edu"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information and Computer Science, University of California at Irvine, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578","https://openalex.org/I4210140791"]},{"raw_affiliation_string":"Department of Information and Computer Science, University of California at Irvine, Irvine, CA, USA. E-mail: gts@ics.uci.edu","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019179799","display_name":"Shouhuai Xu","orcid":"https://orcid.org/0000-0001-8034-0942"},"institutions":[{"id":"https://openalex.org/I45438204","display_name":"The University of Texas at San Antonio","ror":"https://ror.org/01kd65564","country_code":"US","type":"education","lineage":["https://openalex.org/I45438204"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Shouhuai Xu","raw_affiliation_strings":["Department of Computer Science, University of Texas at San Antonio, San Antonio, TX, USA","Department of Computer Science, University of Texas at San Antonio, San Antonio, TX, USA. E-mail: shxu@cs.utsa.edu#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Texas at San Antonio, San Antonio, TX, USA","institution_ids":["https://openalex.org/I45438204"]},{"raw_affiliation_string":"Department of Computer Science, University of Texas at San Antonio, San Antonio, TX, USA. E-mail: shxu@cs.utsa.edu#TAB#","institution_ids":["https://openalex.org/I45438204"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5009882362","https://openalex.org/A5019179799","https://openalex.org/A5070236605"],"corresponding_institution_ids":["https://openalex.org/I204250578","https://openalex.org/I4210140791","https://openalex.org/I45438204","https://openalex.org/I79891267"],"apc_list":null,"apc_paid":null,"fwci":0.5234,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.77617184,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"17","issue":"4","first_page":"489","last_page":"514"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.9994999766349792,"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/T10237","display_name":"Cryptography and Data Security","score":0.9994999766349792,"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/T11498","display_name":"Security in Wireless Sensor Networks","score":0.9661999940872192,"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"}},{"id":"https://openalex.org/T11504","display_name":"Advanced Authentication Protocols Security","score":0.9542999863624573,"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/group","display_name":"Group (periodic table)","score":0.570482075214386},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.512370228767395},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.2597537934780121}],"concepts":[{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.570482075214386},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.512370228767395},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.2597537934780121},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.3233/jcs-2009-0342","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jcs-2009-0342","pdf_url":null,"source":{"id":"https://openalex.org/S106992369","display_name":"Journal of Computer Security","issn_l":"0926-227X","issn":["0926-227X","1875-8924"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Computer Security","raw_type":"journal-article"},{"id":"pmh:oai:ink.library.smu.edu.sg:sis_research-1791","is_oa":false,"landing_page_url":"https://ink.library.smu.edu.sg/sis_research/792","pdf_url":null,"source":{"id":"https://openalex.org/S4306401925","display_name":"Singapore Management University Institutional Knowledge (InK) (Singapore Management University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79891267","host_organization_name":"Singapore Management University","host_organization_lineage":["https://openalex.org/I79891267"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://doi.org/10.3233/JCS-2009-0342","raw_type":"Journal Article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.207.9327","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.207.9327","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.577.6044","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.577.6044","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.mysmu.edu/faculty/xhding/publications/jmgs.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.75,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320338281","display_name":"Army Research Office","ror":"https://ror.org/05epdh915"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":56,"referenced_works":["https://openalex.org/W117128915","https://openalex.org/W132248401","https://openalex.org/W1411910947","https://openalex.org/W1496914902","https://openalex.org/W1498063506","https://openalex.org/W1500682127","https://openalex.org/W1512460175","https://openalex.org/W1530906000","https://openalex.org/W1538706266","https://openalex.org/W1574149717","https://openalex.org/W1585096027","https://openalex.org/W1587945298","https://openalex.org/W1589034595","https://openalex.org/W1589176872","https://openalex.org/W1602000446","https://openalex.org/W1607188293","https://openalex.org/W1607955753","https://openalex.org/W1660562555","https://openalex.org/W1826437507","https://openalex.org/W1836064679","https://openalex.org/W1866262938","https://openalex.org/W1888254701","https://openalex.org/W1920472694","https://openalex.org/W1998865180","https://openalex.org/W2003593381","https://openalex.org/W2006921752","https://openalex.org/W2031618446","https://openalex.org/W2033820870","https://openalex.org/W2052267638","https://openalex.org/W2073210531","https://openalex.org/W2090903439","https://openalex.org/W2102632861","https://openalex.org/W2106583429","https://openalex.org/W2124115178","https://openalex.org/W2129483619","https://openalex.org/W2132144109","https://openalex.org/W2135656098","https://openalex.org/W2136451687","https://openalex.org/W2151413173","https://openalex.org/W2152505375","https://openalex.org/W2156791615","https://openalex.org/W2163614799","https://openalex.org/W2165210192","https://openalex.org/W2166462813","https://openalex.org/W2168483707","https://openalex.org/W2170001900","https://openalex.org/W2170017018","https://openalex.org/W2172174332","https://openalex.org/W2224364690","https://openalex.org/W2571694663","https://openalex.org/W2911424200","https://openalex.org/W2911777915","https://openalex.org/W2911854644","https://openalex.org/W2913105718","https://openalex.org/W3029116087","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W2376932109","https://openalex.org/W2382290278","https://openalex.org/W2350741829","https://openalex.org/W2130043461","https://openalex.org/W2530322880","https://openalex.org/W1596801655"],"abstract_inverted_index":{"Group":[0],"signatures":[1,28,82,136,141],"are":[2,96,125,138],"a":[3,24,59,66,77,117,164,184],"useful":[4],"cryptographic":[5],"construct":[6],"for":[7,76,148,193],"privacy-preserving":[8],"non-repudiable":[9],"authentication,":[10],"and":[11,37,170],"there":[12],"have":[13],"been":[14],"many":[15],"group":[16,27,81,101,135,140,152,208],"signature":[17,60,102],"schemes.":[18],"In":[19,154],"this":[20],"paper,":[21],"we":[22,162],"introduce":[23],"variant":[25],"of":[26,120,130,151],"that":[29,43,62,73,166],"offers":[30],"two":[31],"new":[32,159],"security":[33,108,160,196],"properties":[34,95,112],"called":[35,205],"leak-freedom":[36],"immediate-revocation.":[38],"Intuitively,":[39],"the":[40,70,74,88,128,131,139,149,194,201],"former":[41],"ensures":[42,72],"an":[44,47,56,180],"insider":[45],"(i.e.,":[46,143],"authorized":[48],"but":[49],"malicious":[50],"signer)":[51],"be":[52,84,114,145],"unable":[53],"to":[54,79,116,156,189],"convince":[55],"outsider":[57],"(e.g.,":[58],"receiver)":[61],"she":[63],"indeed":[64],"signed":[65],"certain":[67],"message;":[68],"whereas":[69],"latter":[71],"authorization":[75],"user":[78],"issue":[80],"can":[83],"immediately":[85],"revoked":[86],"whenever":[87],"need":[89],"arises":[90],"(temporarily":[91],"or":[92,137],"permanently).":[93],"These":[94],"not":[97],"offered":[98],"in":[99],"existing":[100],"schemes,":[103],"nor":[104],"captured":[105],"by":[106],"their":[107],"definitions.":[109],"However,":[110],"these":[111,158,171],"might":[113],"crucial":[115],"large":[118],"class":[119],"enterprise-centric":[121],"applications":[122],"because":[123],"they":[124],"desirable":[126],"from":[127],"perspective":[129],"enterprises":[132],"who":[133],"adopt":[134],"liability-holders":[142],"will":[144],"held":[146],"accountable":[147],"consequences":[150],"signatures).":[153],"addition":[155],"introducing":[157],"properties,":[161,197],"present":[163],"scheme":[165,176,203],"possesses":[167],"both":[168],"traditional":[169],"newly":[172],"introduced":[173],"properties.":[174],"Our":[175],"is":[177,187,204],"constructed":[178],"using":[179],"architectural":[181],"approach":[182],"where":[183],"mediation":[185],"server":[186],"exploited":[188],"trade":[190],"on-line":[191],"communications":[192],"extra":[195],"which":[198],"explains":[199],"why":[200],"resulting":[202],"\u201cleak-free":[206],"mediated":[207],"signatures\u201d.":[209]},"counts_by_year":[{"year":2019,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
