{"id":"https://openalex.org/W21616894","doi":"https://doi.org/10.1007/978-3-642-25141-2_14","title":"Unforgeability of Re-Encryption Keys against Collusion Attack in Proxy Re-Encryption","display_name":"Unforgeability of Re-Encryption Keys against Collusion Attack in Proxy Re-Encryption","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W21616894","doi":"https://doi.org/10.1007/978-3-642-25141-2_14","mag":"21616894"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-642-25141-2_14","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-25141-2_14","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/A5112433266","display_name":"Ryotaro Hayashi","orcid":null},"institutions":[{"id":"https://openalex.org/I1292669757","display_name":"Toshiba (Japan)","ror":"https://ror.org/0326v3z14","country_code":"JP","type":"company","lineage":["https://openalex.org/I1292669757"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ryotaro Hayashi","raw_affiliation_strings":["Toshiba Corporation, 1, Komukai Toshiba-Cho, Saiwai-Ku, Kawasaki-Shi, Kanagawa, 212-8582, Japan","Toshiba Corporation, Kawasaki-Shi, Kanagawa, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Toshiba Corporation, 1, Komukai Toshiba-Cho, Saiwai-Ku, Kawasaki-Shi, Kanagawa, 212-8582, Japan","institution_ids":["https://openalex.org/I1292669757"]},{"raw_affiliation_string":"Toshiba Corporation, Kawasaki-Shi, Kanagawa, Japan#TAB#","institution_ids":["https://openalex.org/I1292669757"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111460170","display_name":"Tatsuyuki Matsushita","orcid":null},"institutions":[{"id":"https://openalex.org/I1292669757","display_name":"Toshiba (Japan)","ror":"https://ror.org/0326v3z14","country_code":"JP","type":"company","lineage":["https://openalex.org/I1292669757"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tatsuyuki Matsushita","raw_affiliation_strings":["Toshiba Corporation, 1, Komukai Toshiba-Cho, Saiwai-Ku, Kawasaki-Shi, Kanagawa, 212-8582, Japan","Toshiba Corporation, Kawasaki-Shi, Kanagawa, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Toshiba Corporation, 1, Komukai Toshiba-Cho, Saiwai-Ku, Kawasaki-Shi, Kanagawa, 212-8582, Japan","institution_ids":["https://openalex.org/I1292669757"]},{"raw_affiliation_string":"Toshiba Corporation, Kawasaki-Shi, Kanagawa, Japan#TAB#","institution_ids":["https://openalex.org/I1292669757"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101989829","display_name":"Takuya Yoshida","orcid":"https://orcid.org/0000-0003-0514-6941"},"institutions":[{"id":"https://openalex.org/I1292669757","display_name":"Toshiba (Japan)","ror":"https://ror.org/0326v3z14","country_code":"JP","type":"company","lineage":["https://openalex.org/I1292669757"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takuya Yoshida","raw_affiliation_strings":["Toshiba Solutions Corporation, 3-22, Katamachi, Fuchu-Shi, Tokyo, 183-8512, Japan","Toshiba Solutions Corporation, Fuchu-Shi, Tokyo, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Toshiba Solutions Corporation, 3-22, Katamachi, Fuchu-Shi, Tokyo, 183-8512, Japan","institution_ids":["https://openalex.org/I1292669757"]},{"raw_affiliation_string":"Toshiba Solutions Corporation, Fuchu-Shi, Tokyo, Japan#TAB#","institution_ids":["https://openalex.org/I1292669757"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103970157","display_name":"Yoshihiro Fujii","orcid":null},"institutions":[{"id":"https://openalex.org/I1292669757","display_name":"Toshiba (Japan)","ror":"https://ror.org/0326v3z14","country_code":"JP","type":"company","lineage":["https://openalex.org/I1292669757"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshihiro Fujii","raw_affiliation_strings":["Toshiba Solutions Corporation, 3-22, Katamachi, Fuchu-Shi, Tokyo, 183-8512, Japan","Toshiba Solutions Corporation, Fuchu-Shi, Tokyo, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Toshiba Solutions Corporation, 3-22, Katamachi, Fuchu-Shi, Tokyo, 183-8512, Japan","institution_ids":["https://openalex.org/I1292669757"]},{"raw_affiliation_string":"Toshiba Solutions Corporation, Fuchu-Shi, Tokyo, Japan#TAB#","institution_ids":["https://openalex.org/I1292669757"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109504968","display_name":"Koji Okada","orcid":null},"institutions":[{"id":"https://openalex.org/I1292669757","display_name":"Toshiba (Japan)","ror":"https://ror.org/0326v3z14","country_code":"JP","type":"company","lineage":["https://openalex.org/I1292669757"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Koji Okada","raw_affiliation_strings":["Toshiba Solutions Corporation, 3-22, Katamachi, Fuchu-Shi, Tokyo, 183-8512, Japan","Toshiba Solutions Corporation, Fuchu-Shi, Tokyo, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Toshiba Solutions Corporation, 3-22, Katamachi, Fuchu-Shi, Tokyo, 183-8512, Japan","institution_ids":["https://openalex.org/I1292669757"]},{"raw_affiliation_string":"Toshiba Solutions Corporation, Fuchu-Shi, Tokyo, Japan#TAB#","institution_ids":["https://openalex.org/I1292669757"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I1292669757"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":1.6176,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.82694406,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"210","last_page":"229"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":1.0,"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":1.0,"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/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9911999702453613,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10951","display_name":"Cryptographic Implementations and Security","score":0.9749000072479248,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/proxy-re-encryption","display_name":"Proxy re-encryption","score":0.8500381708145142},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7958323359489441},{"id":"https://openalex.org/keywords/ciphertext","display_name":"Ciphertext","score":0.7526767253875732},{"id":"https://openalex.org/keywords/collusion","display_name":"Collusion","score":0.6968787312507629},{"id":"https://openalex.org/keywords/delegate","display_name":"Delegate","score":0.6525076627731323},{"id":"https://openalex.org/keywords/transferability","display_name":"Transferability","score":0.6315144300460815},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.62060546875},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.5432021617889404},{"id":"https://openalex.org/keywords/proxy","display_name":"Proxy (statistics)","score":0.44375836849212646},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.39409804344177246},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.0904579758644104}],"concepts":[{"id":"https://openalex.org/C2776861820","wikidata":"https://www.wikidata.org/wiki/Q7252899","display_name":"Proxy re-encryption","level":4,"score":0.8500381708145142},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7958323359489441},{"id":"https://openalex.org/C93974786","wikidata":"https://www.wikidata.org/wiki/Q1589480","display_name":"Ciphertext","level":3,"score":0.7526767253875732},{"id":"https://openalex.org/C2781198186","wikidata":"https://www.wikidata.org/wiki/Q701521","display_name":"Collusion","level":2,"score":0.6968787312507629},{"id":"https://openalex.org/C143273055","wikidata":"https://www.wikidata.org/wiki/Q2382794","display_name":"Delegate","level":2,"score":0.6525076627731323},{"id":"https://openalex.org/C61272859","wikidata":"https://www.wikidata.org/wiki/Q7834031","display_name":"Transferability","level":3,"score":0.6315144300460815},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.62060546875},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.5432021617889404},{"id":"https://openalex.org/C2780148112","wikidata":"https://www.wikidata.org/wiki/Q1432581","display_name":"Proxy (statistics)","level":2,"score":0.44375836849212646},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.39409804344177246},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0904579758644104},{"id":"https://openalex.org/C140331021","wikidata":"https://www.wikidata.org/wiki/Q1868104","display_name":"Logit","level":2,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-3-642-25141-2_14","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-25141-2_14","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":0.7099999785423279,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W154766510","https://openalex.org/W197309333","https://openalex.org/W1482654231","https://openalex.org/W1516512945","https://openalex.org/W1557375247","https://openalex.org/W1578016087","https://openalex.org/W1590823599","https://openalex.org/W1755945123","https://openalex.org/W2102355710","https://openalex.org/W2114428623","https://openalex.org/W2116361063","https://openalex.org/W2133141035","https://openalex.org/W2150115721","https://openalex.org/W2151822082","https://openalex.org/W2164101323","https://openalex.org/W2165297797","https://openalex.org/W2244535412","https://openalex.org/W2396704985","https://openalex.org/W2482125448","https://openalex.org/W2495595500","https://openalex.org/W2506201965","https://openalex.org/W2506735936","https://openalex.org/W2580496263"],"related_works":["https://openalex.org/W2792978874","https://openalex.org/W2396704985","https://openalex.org/W1972631883","https://openalex.org/W2997442751","https://openalex.org/W2516093999","https://openalex.org/W2035692780","https://openalex.org/W2068013785","https://openalex.org/W1500253167","https://openalex.org/W2156318122","https://openalex.org/W1582239555"],"abstract_inverted_index":null,"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2026-08-04T08:18:43.703281","created_date":"2025-10-10T00:00:00"}