{"id":"https://openalex.org/W2188532530","doi":"https://doi.org/10.1109/ic3.2015.7346651","title":"User verification using safe handwritten passwords on smartphones","display_name":"User verification using safe handwritten passwords on smartphones","publication_year":2015,"publication_date":"2015-08-01","ids":{"openalex":"https://openalex.org/W2188532530","doi":"https://doi.org/10.1109/ic3.2015.7346651","mag":"2188532530"},"language":"en","primary_location":{"id":"doi:10.1109/ic3.2015.7346651","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ic3.2015.7346651","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 Eighth International Conference on Contemporary Computing (IC3)","raw_type":"proceedings-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/A5045889774","display_name":"Tobias Kutzner","orcid":"https://orcid.org/0000-0003-3540-346X"},"institutions":[{"id":"https://openalex.org/I51783024","display_name":"Brandenburg University of Technology Cottbus-Senftenberg","ror":"https://ror.org/02wxx3e24","country_code":"DE","type":"education","lineage":["https://openalex.org/I51783024"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Tobias Kutzner","raw_affiliation_strings":["Brandenburgische Technische Universit\u00e4t Cottbus-Senftenberg, Senftenberg, Germany"],"affiliations":[{"raw_affiliation_string":"Brandenburgische Technische Universit\u00e4t Cottbus-Senftenberg, Senftenberg, Germany","institution_ids":["https://openalex.org/I51783024"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042720573","display_name":"Fuqiang Ye","orcid":"https://orcid.org/0000-0002-7024-2772"},"institutions":[{"id":"https://openalex.org/I51783024","display_name":"Brandenburg University of Technology Cottbus-Senftenberg","ror":"https://ror.org/02wxx3e24","country_code":"DE","type":"education","lineage":["https://openalex.org/I51783024"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Fanyu Ye","raw_affiliation_strings":["Brandenburgische Technische Universit\u00e4t Cottbus-Senftenberg, Senftenberg, Germany"],"affiliations":[{"raw_affiliation_string":"Brandenburgische Technische Universit\u00e4t Cottbus-Senftenberg, Senftenberg, Germany","institution_ids":["https://openalex.org/I51783024"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042155690","display_name":"Ingrid B\u00f6nninger","orcid":null},"institutions":[{"id":"https://openalex.org/I51783024","display_name":"Brandenburg University of Technology Cottbus-Senftenberg","ror":"https://ror.org/02wxx3e24","country_code":"DE","type":"education","lineage":["https://openalex.org/I51783024"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Ingrid Bonninger","raw_affiliation_strings":["Brandenburgische Technische Universit\u00e4t Cottbus-Senftenberg, Senftenberg, Germany"],"affiliations":[{"raw_affiliation_string":"Brandenburgische Technische Universit\u00e4t Cottbus-Senftenberg, Senftenberg, Germany","institution_ids":["https://openalex.org/I51783024"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012820160","display_name":"Carlos M. Travieso","orcid":"https://orcid.org/0000-0002-4621-2768"},"institutions":[{"id":"https://openalex.org/I119635470","display_name":"Universidad de Las Palmas de Gran Canaria","ror":"https://ror.org/01teme464","country_code":"ES","type":"education","lineage":["https://openalex.org/I119635470"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Carlos Travieso","raw_affiliation_strings":["Departamento de Se\u00f1ales y Comunicaciones, Universidad de las Palmas de Gran Canaria, SPAIN"],"affiliations":[{"raw_affiliation_string":"Departamento de Se\u00f1ales y Comunicaciones, Universidad de las Palmas de Gran Canaria, SPAIN","institution_ids":["https://openalex.org/I119635470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038343229","display_name":"Malay Kishore Dutta","orcid":"https://orcid.org/0000-0003-2462-737X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Malay Kishore Dutta","raw_affiliation_strings":["Amity School of Engineering & Technology, Amity University, Noida, INDIA"],"affiliations":[{"raw_affiliation_string":"Amity School of Engineering & Technology, Amity University, Noida, INDIA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101551960","display_name":"Anushikha Singh","orcid":"https://orcid.org/0000-0003-3560-4050"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Anushikha Singh","raw_affiliation_strings":["Amity School of Engineering & Technology, Amity University, Noida, INDIA"],"affiliations":[{"raw_affiliation_string":"Amity School of Engineering & Technology, Amity University, Noida, INDIA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5045889774"],"corresponding_institution_ids":["https://openalex.org/I51783024"],"apc_list":null,"apc_paid":null,"fwci":2.3838,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.91195093,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"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/T10828","display_name":"Biometric Identification and Security","score":0.9995999932289124,"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/T10601","display_name":"Handwritten Text Recognition Techniques","score":0.9991000294685364,"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":0.8466440439224243},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7805162668228149},{"id":"https://openalex.org/keywords/biometrics","display_name":"Biometrics","score":0.6282802224159241},{"id":"https://openalex.org/keywords/android","display_name":"Android (operating system)","score":0.6245361566543579},{"id":"https://openalex.org/keywords/word-error-rate","display_name":"Word error rate","score":0.5347384810447693},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5119785070419312},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.5036529898643494},{"id":"https://openalex.org/keywords/feature-selection","display_name":"Feature selection","score":0.47487470507621765},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4510691165924072},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.419800341129303},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.39078593254089355},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.34016168117523193},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3307514786720276},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.17578941583633423},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.10692805051803589}],"concepts":[{"id":"https://openalex.org/C109297577","wikidata":"https://www.wikidata.org/wiki/Q161157","display_name":"Password","level":2,"score":0.8466440439224243},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7805162668228149},{"id":"https://openalex.org/C184297639","wikidata":"https://www.wikidata.org/wiki/Q177765","display_name":"Biometrics","level":2,"score":0.6282802224159241},{"id":"https://openalex.org/C557433098","wikidata":"https://www.wikidata.org/wiki/Q94","display_name":"Android (operating system)","level":2,"score":0.6245361566543579},{"id":"https://openalex.org/C40969351","wikidata":"https://www.wikidata.org/wiki/Q3516228","display_name":"Word error rate","level":2,"score":0.5347384810447693},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5119785070419312},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.5036529898643494},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.47487470507621765},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4510691165924072},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.419800341129303},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.39078593254089355},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.34016168117523193},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3307514786720276},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.17578941583633423},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.10692805051803589}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ic3.2015.7346651","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ic3.2015.7346651","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 Eighth International Conference on Contemporary Computing (IC3)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.4699999988079071,"display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1685464609","https://openalex.org/W1964983575","https://openalex.org/W1983587161","https://openalex.org/W2028668608","https://openalex.org/W2058947665","https://openalex.org/W2068425719","https://openalex.org/W2082610132","https://openalex.org/W2116495981","https://openalex.org/W2136572375","https://openalex.org/W2139474808","https://openalex.org/W2325535069","https://openalex.org/W2963951026"],"related_works":["https://openalex.org/W2811390910","https://openalex.org/W2146076056","https://openalex.org/W2144059113","https://openalex.org/W2563096758","https://openalex.org/W3003836766","https://openalex.org/W1964120219","https://openalex.org/W2000165426","https://openalex.org/W3010923102","https://openalex.org/W2345184372","https://openalex.org/W1736675715"],"abstract_inverted_index":{"This":[0],"article":[1],"focuses":[2],"on":[3,11,29,74],"the":[4,35,40,89,93],"writer":[5,36],"verification":[6,37],"using":[7],"safe":[8,52],"handwritten":[9,25],"passwords":[10,53],"smartphones.":[12],"We":[13],"extract":[14],"and":[15,19,95],"select":[16],"25":[17],"static":[18],"dynamic":[20],"biometric":[21],"features":[22],"from":[23],"a":[24,55,75,86],"character":[26],"password":[27,64],"sequence":[28],"an":[30],"android":[31],"touch-screen":[32],"device.":[33],"For":[34],"we":[38],"use":[39],"classification":[41],"algorithms":[42],"of":[43,57,81,110],"WEKA":[44],"framework.":[45],"Our":[46],"32":[47],"test":[48],"persons":[49],"wrote":[50,62],"generated":[51],"with":[54,70,92,102,117],"length":[56],"8":[58],"characters.":[59],"Each":[60],"person":[61],"their":[63],"12":[65],"times.":[66],"The":[67,78,107],"approach":[68],"works":[69],"384":[71],"training":[72],"samples":[73],"supervised":[76],"system.":[77],"best":[79,108],"result":[80,109],"98.72%":[82],"success":[83],"rate":[84,114],"for":[85],"correct":[87],"classification,":[88],"proposal":[90],"reached":[91,116],"KStar":[94,118],"k-":[96],"Nearest":[97],"Neighbor":[98],"classifier":[99],"after":[100],"ranking":[101],"Fisher":[103],"Score":[104],"feature":[105],"selection.":[106],"10.42%":[111],"false":[112],"accepted":[113],"is":[115],"classifier.":[119]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}