{"id":"https://openalex.org/W2124937338","doi":"https://doi.org/10.1007/978-3-540-45203-4_28","title":"An Efficient Tree-Based Group Key Agreement Using Bilinear Map","display_name":"An Efficient Tree-Based Group Key Agreement Using Bilinear Map","publication_year":2003,"publication_date":"2003-01-01","ids":{"openalex":"https://openalex.org/W2124937338","doi":"https://doi.org/10.1007/978-3-540-45203-4_28","mag":"2124937338"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-540-45203-4_28","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-540-45203-4_28","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"conference-paper","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/A5100360897","display_name":"Sangwon Lee","orcid":"https://orcid.org/0000-0001-6960-5487"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sangwon Lee","raw_affiliation_strings":["Information and Communications University (ICU), 58-4, Hwaam-Dong, Yuseong-gu, Daejeon, 305-732, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information and Communications University (ICU), 58-4, Hwaam-Dong, Yuseong-gu, Daejeon, 305-732, Korea","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073822030","display_name":"Yongdae Kim","orcid":"https://orcid.org/0000-0003-4879-1262"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yongdae Kim","raw_affiliation_strings":["University of Minnesota \u2013 Twin cities, 4-192 EE/CSci Building, 200 Union Street S.E., Minneapolis, MN, 55455, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Minnesota \u2013 Twin cities, 4-192 EE/CSci Building, 200 Union Street S.E., Minneapolis, MN, 55455, USA","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039785089","display_name":"Kwangjo Kim","orcid":"https://orcid.org/0000-0002-8922-6203"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kwangjo Kim","raw_affiliation_strings":["Information and Communications University (ICU), 58-4, Hwaam-Dong, Yuseong-gu, Daejeon, 305-732, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information and Communications University (ICU), 58-4, Hwaam-Dong, Yuseong-gu, Daejeon, 305-732, Korea","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109876589","display_name":"Dae-Hyun Ryu","orcid":null},"institutions":[{"id":"https://openalex.org/I177023625","display_name":"Hansei University","ror":"https://ror.org/01bxsr356","country_code":"KR","type":"education","lineage":["https://openalex.org/I177023625"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Dae-Hyun Ryu","raw_affiliation_strings":["Hansei University, 604-5, Dangjung-dong, Kunpo-si, Kyunggi-do, Seoul, 435-742, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hansei University, 604-5, Dangjung-dong, Kunpo-si, Kyunggi-do, Seoul, 435-742, Korea","institution_ids":["https://openalex.org/I177023625"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":39,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"357","last_page":"371"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11498","display_name":"Security in Wireless Sensor Networks","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"}},"topics":[{"id":"https://openalex.org/T11498","display_name":"Security in Wireless Sensor Networks","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"}},{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.9965999722480774,"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/T11693","display_name":"Cryptography and Residue Arithmetic","score":0.9794999957084656,"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/group-key","display_name":"Group key","score":0.7388280630111694},{"id":"https://openalex.org/keywords/communication-in-small-groups","display_name":"Communication in small groups","score":0.7228931784629822},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6903902888298035},{"id":"https://openalex.org/keywords/multicast","display_name":"Multicast","score":0.6403075456619263},{"id":"https://openalex.org/keywords/key-management","display_name":"Key management","score":0.6225175857543945},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5849506855010986},{"id":"https://openalex.org/keywords/protocol","display_name":"Protocol (science)","score":0.5445497632026672},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.4901154935359955},{"id":"https://openalex.org/keywords/group","display_name":"Group (periodic table)","score":0.4848085939884186},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.46406325697898865},{"id":"https://openalex.org/keywords/key-distribution","display_name":"Key distribution","score":0.4618164300918579},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.45327603816986084},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.45141083002090454},{"id":"https://openalex.org/keywords/public-key-cryptography","display_name":"Public-key cryptography","score":0.3544573187828064},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.2780423164367676},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.1891254484653473},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11932331323623657}],"concepts":[{"id":"https://openalex.org/C2777513581","wikidata":"https://www.wikidata.org/wiki/Q5611239","display_name":"Group key","level":3,"score":0.7388280630111694},{"id":"https://openalex.org/C44871818","wikidata":"https://www.wikidata.org/wiki/Q5154139","display_name":"Communication in small groups","level":2,"score":0.7228931784629822},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6903902888298035},{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.6403075456619263},{"id":"https://openalex.org/C17886624","wikidata":"https://www.wikidata.org/wiki/Q1320561","display_name":"Key management","level":3,"score":0.6225175857543945},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5849506855010986},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.5445497632026672},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4901154935359955},{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.4848085939884186},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.46406325697898865},{"id":"https://openalex.org/C160333310","wikidata":"https://www.wikidata.org/wiki/Q6398153","display_name":"Key distribution","level":4,"score":0.4618164300918579},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.45327603816986084},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.45141083002090454},{"id":"https://openalex.org/C203062551","wikidata":"https://www.wikidata.org/wiki/Q201339","display_name":"Public-key cryptography","level":3,"score":0.3544573187828064},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.2780423164367676},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.1891254484653473},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11932331323623657},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","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:10.1007/978-3-540-45203-4_28","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-540-45203-4_28","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.41999998688697815,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1532836984","https://openalex.org/W1570252076","https://openalex.org/W1637905077","https://openalex.org/W1798695550","https://openalex.org/W1838876034","https://openalex.org/W1982833480","https://openalex.org/W1998368731","https://openalex.org/W2036378739","https://openalex.org/W2064967060","https://openalex.org/W2086042811","https://openalex.org/W2098996144","https://openalex.org/W2118357205","https://openalex.org/W2152924492","https://openalex.org/W2908207822"],"related_works":["https://openalex.org/W2168181220","https://openalex.org/W2037759913","https://openalex.org/W1967298484","https://openalex.org/W2396651488","https://openalex.org/W1560859207","https://openalex.org/W2374065418","https://openalex.org/W2010971503","https://openalex.org/W2166070635","https://openalex.org/W1578550580","https://openalex.org/W1976017851"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":3}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}