{"id":"https://openalex.org/W1961160741","doi":"https://doi.org/10.1007/978-3-642-24082-9_56","title":"An Efficient Password Authentication Method Using CAPTCHA","display_name":"An Efficient Password Authentication Method Using CAPTCHA","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W1961160741","doi":"https://doi.org/10.1007/978-3-642-24082-9_56","mag":"1961160741"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-642-24082-9_56","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-24082-9_56","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":"book-chapter","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/A5032851914","display_name":"Beum-Su Park","orcid":null},"institutions":[{"id":"https://openalex.org/I102786147","display_name":"Dongseo University","ror":"https://ror.org/00wygsf57","country_code":"KR","type":"education","lineage":["https://openalex.org/I102786147"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Beum-Su Park","raw_affiliation_strings":["Department of Ubiquitous IT Graduate School of General, Dongseo University, Busan, 617-716, South Korea"],"affiliations":[{"raw_affiliation_string":"Department of Ubiquitous IT Graduate School of General, Dongseo University, Busan, 617-716, South Korea","institution_ids":["https://openalex.org/I102786147"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076709731","display_name":"Amlan Jyoti Choudhury","orcid":null},"institutions":[{"id":"https://openalex.org/I102786147","display_name":"Dongseo University","ror":"https://ror.org/00wygsf57","country_code":"KR","type":"education","lineage":["https://openalex.org/I102786147"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Amlan Jyoti Choudhury","raw_affiliation_strings":["Department of Ubiquitous IT Graduate School of General, Dongseo University, Busan, 617-716, South Korea"],"affiliations":[{"raw_affiliation_string":"Department of Ubiquitous IT Graduate School of General, Dongseo University, Busan, 617-716, South Korea","institution_ids":["https://openalex.org/I102786147"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009174545","display_name":"Young Sil Lee","orcid":"https://orcid.org/0000-0002-0753-3008"},"institutions":[{"id":"https://openalex.org/I102786147","display_name":"Dongseo University","ror":"https://ror.org/00wygsf57","country_code":"KR","type":"education","lineage":["https://openalex.org/I102786147"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Young-Sil Lee","raw_affiliation_strings":["Department of Ubiquitous IT Graduate School of General, Dongseo University, Busan, 617-716, South Korea"],"affiliations":[{"raw_affiliation_string":"Department of Ubiquitous IT Graduate School of General, Dongseo University, Busan, 617-716, South Korea","institution_ids":["https://openalex.org/I102786147"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100747806","display_name":"Tae-Yong Kim","orcid":"https://orcid.org/0009-0000-9974-1279"},"institutions":[{"id":"https://openalex.org/I102786147","display_name":"Dongseo University","ror":"https://ror.org/00wygsf57","country_code":"KR","type":"education","lineage":["https://openalex.org/I102786147"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Tae-Yong Kim","raw_affiliation_strings":["Div. of Computer and Information Engineering, Dongseo University, Busan, 617-716, South Korea"],"affiliations":[{"raw_affiliation_string":"Div. of Computer and Information Engineering, Dongseo University, Busan, 617-716, South Korea","institution_ids":["https://openalex.org/I102786147"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029966826","display_name":"Hoon Jae Lee","orcid":"https://orcid.org/0000-0002-2869-7650"},"institutions":[{"id":"https://openalex.org/I102786147","display_name":"Dongseo University","ror":"https://ror.org/00wygsf57","country_code":"KR","type":"education","lineage":["https://openalex.org/I102786147"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hoon-Jae Lee","raw_affiliation_strings":["Div. of Computer and Information Engineering, Dongseo University, Busan, 617-716, South Korea"],"affiliations":[{"raw_affiliation_string":"Div. of Computer and Information Engineering, Dongseo University, Busan, 617-716, South Korea","institution_ids":["https://openalex.org/I102786147"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5032851914"],"corresponding_institution_ids":["https://openalex.org/I102786147"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":2.2061,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.8899356,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"456","last_page":"463"},"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":0.9872000217437744,"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/T10388","display_name":"Advanced Steganography and Watermarking Techniques","score":0.9857000112533569,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":0.9091747999191284},{"id":"https://openalex.org/keywords/captcha","display_name":"CAPTCHA","score":0.8734133839607239},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8527454137802124},{"id":"https://openalex.org/keywords/one-time-password","display_name":"One-time password","score":0.7090031504631042},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.6433805227279663},{"id":"https://openalex.org/keywords/s/key","display_name":"S/KEY","score":0.5986781716346741},{"id":"https://openalex.org/keywords/zero-knowledge-password-proof","display_name":"Zero-knowledge password proof","score":0.5635548233985901},{"id":"https://openalex.org/keywords/password-strength","display_name":"Password strength","score":0.5158783197402954},{"id":"https://openalex.org/keywords/authentication","display_name":"Authentication (law)","score":0.47407475113868713},{"id":"https://openalex.org/keywords/password-policy","display_name":"Password policy","score":0.4362064003944397},{"id":"https://openalex.org/keywords/challenge\u2013response-authentication","display_name":"Challenge\u2013response authentication","score":0.43536388874053955},{"id":"https://openalex.org/keywords/authentication-protocol","display_name":"Authentication protocol","score":0.2073240876197815}],"concepts":[{"id":"https://openalex.org/C109297577","wikidata":"https://www.wikidata.org/wiki/Q161157","display_name":"Password","level":2,"score":0.9091747999191284},{"id":"https://openalex.org/C163339463","wikidata":"https://www.wikidata.org/wiki/Q484598","display_name":"CAPTCHA","level":2,"score":0.8734133839607239},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8527454137802124},{"id":"https://openalex.org/C89479133","wikidata":"https://www.wikidata.org/wiki/Q1137840","display_name":"One-time password","level":3,"score":0.7090031504631042},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.6433805227279663},{"id":"https://openalex.org/C4957475","wikidata":"https://www.wikidata.org/wiki/Q242186","display_name":"S/KEY","level":3,"score":0.5986781716346741},{"id":"https://openalex.org/C188615804","wikidata":"https://www.wikidata.org/wiki/Q8069448","display_name":"Zero-knowledge password proof","level":5,"score":0.5635548233985901},{"id":"https://openalex.org/C70530487","wikidata":"https://www.wikidata.org/wiki/Q1990841","display_name":"Password strength","level":4,"score":0.5158783197402954},{"id":"https://openalex.org/C148417208","wikidata":"https://www.wikidata.org/wiki/Q4825882","display_name":"Authentication (law)","level":2,"score":0.47407475113868713},{"id":"https://openalex.org/C98705547","wikidata":"https://www.wikidata.org/wiki/Q3394687","display_name":"Password policy","level":4,"score":0.4362064003944397},{"id":"https://openalex.org/C131129157","wikidata":"https://www.wikidata.org/wiki/Q1059963","display_name":"Challenge\u2013response authentication","level":4,"score":0.43536388874053955},{"id":"https://openalex.org/C21564112","wikidata":"https://www.wikidata.org/wiki/Q4825885","display_name":"Authentication protocol","level":3,"score":0.2073240876197815}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-3-642-24082-9_56","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-24082-9_56","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":[{"id":"https://metadata.un.org/sdg/16","score":0.5799999833106995,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W114022087","https://openalex.org/W787655369","https://openalex.org/W921634200","https://openalex.org/W2088301450","https://openalex.org/W2099256741"],"related_works":["https://openalex.org/W313857503","https://openalex.org/W2063867724","https://openalex.org/W2888930864","https://openalex.org/W2387383457","https://openalex.org/W2747082534","https://openalex.org/W2380050590","https://openalex.org/W2358727934","https://openalex.org/W2371931759","https://openalex.org/W2379660606","https://openalex.org/W4281780391"],"abstract_inverted_index":null,"counts_by_year":[{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}