{"id":"https://openalex.org/W295993571","doi":"https://doi.org/10.1007/978-3-319-10422-5_26","title":"A Machine Learning Attack against the Civil Rights CAPTCHA","display_name":"A Machine Learning Attack against the Civil Rights CAPTCHA","publication_year":2014,"publication_date":"2014-09-02","ids":{"openalex":"https://openalex.org/W295993571","doi":"https://doi.org/10.1007/978-3-319-10422-5_26","mag":"295993571"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-319-10422-5_26","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-319-10422-5_26","pdf_url":null,"source":{"id":"https://openalex.org/S2764461748","display_name":"Studies in computational intelligence","issn_l":"1860-949X","issn":["1860-949X","1860-9503"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Studies in Computational Intelligence","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/A5029075061","display_name":"Carlos Javier Hern\u00e1ndez\u2010Castro","orcid":"https://orcid.org/0000-0001-8070-9586"},"institutions":[{"id":"https://openalex.org/I121748325","display_name":"Universidad Complutense de Madrid","ror":"https://ror.org/02p0gd045","country_code":"ES","type":"education","lineage":["https://openalex.org/I121748325"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Carlos Javier Hern\u00e1ndez-Castro","raw_affiliation_strings":["Universidad Complutense, Madrid, Spain"],"affiliations":[{"raw_affiliation_string":"Universidad Complutense, Madrid, Spain","institution_ids":["https://openalex.org/I121748325"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010759389","display_name":"David F. Barrero","orcid":"https://orcid.org/0000-0002-3601-3052"},"institutions":[{"id":"https://openalex.org/I189268942","display_name":"Universidad de Alcal\u00e1","ror":"https://ror.org/04pmn0e78","country_code":"ES","type":"education","lineage":["https://openalex.org/I189268942"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"David F. Barrero","raw_affiliation_strings":["Computer Engineering Department, Universidad de Alcal\u00e1, Madrid, Spain"],"affiliations":[{"raw_affiliation_string":"Computer Engineering Department, Universidad de Alcal\u00e1, Madrid, Spain","institution_ids":["https://openalex.org/I189268942"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018038621","display_name":"Mar\u00eda D. R\u2010Moreno","orcid":"https://orcid.org/0000-0002-7024-0427"},"institutions":[{"id":"https://openalex.org/I189268942","display_name":"Universidad de Alcal\u00e1","ror":"https://ror.org/04pmn0e78","country_code":"ES","type":"education","lineage":["https://openalex.org/I189268942"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Mar\u00eda D. R-Moreno","raw_affiliation_strings":["Computer Engineering Department, Universidad de Alcal\u00e1, Madrid, Spain"],"affiliations":[{"raw_affiliation_string":"Computer Engineering Department, Universidad de Alcal\u00e1, Madrid, Spain","institution_ids":["https://openalex.org/I189268942"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5029075061"],"corresponding_institution_ids":["https://openalex.org/I121748325"],"apc_list":null,"apc_paid":null,"fwci":1.5777,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.83407843,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"239","last_page":"248"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11800","display_name":"User Authentication and Security Systems","score":0.9998999834060669,"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":0.9998999834060669,"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/T10388","display_name":"Advanced Steganography and Watermarking Techniques","score":0.9969000220298767,"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"}},{"id":"https://openalex.org/T11241","display_name":"Advanced Malware Detection Techniques","score":0.9965999722480774,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/captcha","display_name":"CAPTCHA","score":0.9703208208084106},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7139421701431274},{"id":"https://openalex.org/keywords/perspective","display_name":"Perspective (graphical)","score":0.6133157014846802},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.5693804025650024},{"id":"https://openalex.org/keywords/empathy","display_name":"Empathy","score":0.5594221353530884},{"id":"https://openalex.org/keywords/internet-security","display_name":"Internet security","score":0.46654605865478516},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3777692914009094},{"id":"https://openalex.org/keywords/information-security","display_name":"Information security","score":0.26687920093536377},{"id":"https://openalex.org/keywords/security-service","display_name":"Security service","score":0.1263047158718109},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.08508267998695374},{"id":"https://openalex.org/keywords/social-psychology","display_name":"Social psychology","score":0.059851765632629395}],"concepts":[{"id":"https://openalex.org/C163339463","wikidata":"https://www.wikidata.org/wiki/Q484598","display_name":"CAPTCHA","level":2,"score":0.9703208208084106},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7139421701431274},{"id":"https://openalex.org/C12713177","wikidata":"https://www.wikidata.org/wiki/Q1900281","display_name":"Perspective (graphical)","level":2,"score":0.6133157014846802},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.5693804025650024},{"id":"https://openalex.org/C2779885105","wikidata":"https://www.wikidata.org/wiki/Q182263","display_name":"Empathy","level":2,"score":0.5594221353530884},{"id":"https://openalex.org/C22111027","wikidata":"https://www.wikidata.org/wiki/Q1070427","display_name":"Internet security","level":4,"score":0.46654605865478516},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3777692914009094},{"id":"https://openalex.org/C527648132","wikidata":"https://www.wikidata.org/wiki/Q189900","display_name":"Information security","level":2,"score":0.26687920093536377},{"id":"https://openalex.org/C29983905","wikidata":"https://www.wikidata.org/wiki/Q7445066","display_name":"Security service","level":3,"score":0.1263047158718109},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.08508267998695374},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.059851765632629395}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/978-3-319-10422-5_26","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-319-10422-5_26","pdf_url":null,"source":{"id":"https://openalex.org/S2764461748","display_name":"Studies in computational intelligence","issn_l":"1860-949X","issn":["1860-949X","1860-9503"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Studies in Computational Intelligence","raw_type":"book-chapter"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.707.4232","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.707.4232","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://atc1.aut.uah.es/%7Edavid/docs/idc2014.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","score":0.8100000023841858,"id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1500290976","https://openalex.org/W1504694836","https://openalex.org/W1965205240","https://openalex.org/W1998506139","https://openalex.org/W2017403239","https://openalex.org/W2027237225","https://openalex.org/W2031215754","https://openalex.org/W2045234868","https://openalex.org/W2105523261","https://openalex.org/W2111975591","https://openalex.org/W2116123300","https://openalex.org/W2125055259","https://openalex.org/W2125561172","https://openalex.org/W2127241685","https://openalex.org/W2133990480","https://openalex.org/W2166631043","https://openalex.org/W4206109607"],"related_works":["https://openalex.org/W2083377921","https://openalex.org/W1972091548","https://openalex.org/W3000702229","https://openalex.org/W386395327","https://openalex.org/W3183181245","https://openalex.org/W2347506870","https://openalex.org/W2791355226","https://openalex.org/W1991047936","https://openalex.org/W1939921385","https://openalex.org/W1693559965"],"abstract_inverted_index":null,"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":2}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
