{"id":"https://openalex.org/W4245437847","doi":"https://doi.org/10.1109/glocom.2014.7417373","title":"Using CAPTCHA Selectively to Mitigate HTTP-Based Attacks","display_name":"Using CAPTCHA Selectively to Mitigate HTTP-Based Attacks","publication_year":2014,"publication_date":"2014-12-01","ids":{"openalex":"https://openalex.org/W4245437847","doi":"https://doi.org/10.1109/glocom.2014.7417373"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2014.7417373","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2014.7417373","pdf_url":null,"source":{"id":"https://openalex.org/S4363607712","display_name":"2015 IEEE Global Communications Conference (GLOBECOM)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"},"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/A5035002083","display_name":"Ashok Singh Sairam","orcid":"https://orcid.org/0000-0001-9527-6496"},"institutions":[{"id":"https://openalex.org/I132153292","display_name":"Indian Institute of Technology Patna","ror":"https://ror.org/01ft5vz71","country_code":"IN","type":"education","lineage":["https://openalex.org/I132153292"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Ashok Singh Sairam","raw_affiliation_strings":["Department of Computer Science and Engineering, Indian Institute of Technology Patna, Patna, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Indian Institute of Technology Patna, Patna, India","institution_ids":["https://openalex.org/I132153292"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090960700","display_name":"Sangita Roy","orcid":"https://orcid.org/0000-0002-7366-0232"},"institutions":[{"id":"https://openalex.org/I132153292","display_name":"Indian Institute of Technology Patna","ror":"https://ror.org/01ft5vz71","country_code":"IN","type":"education","lineage":["https://openalex.org/I132153292"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sangita Roy","raw_affiliation_strings":["Department of Computer Science and Engineering, Indian Institute of Technology Patna, Patna, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Indian Institute of Technology Patna, Patna, India","institution_ids":["https://openalex.org/I132153292"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059384810","display_name":"Sanjay K. Dwivedi","orcid":"https://orcid.org/0000-0003-3839-3017"},"institutions":[{"id":"https://openalex.org/I132153292","display_name":"Indian Institute of Technology Patna","ror":"https://ror.org/01ft5vz71","country_code":"IN","type":"education","lineage":["https://openalex.org/I132153292"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sanjay Kumar Dwivedi","raw_affiliation_strings":["Department of Computer Science and Engineering, Indian Institute of Technology Patna, Patna, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Indian Institute of Technology Patna, Patna, India","institution_ids":["https://openalex.org/I132153292"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I132153292"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11800","display_name":"User Authentication and Security Systems","score":0.9983000159263611,"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":0.9983000159263611,"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/T11644","display_name":"Spam and Phishing Detection","score":0.9837999939918518,"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/T11045","display_name":"Privacy, Security, and Data Protection","score":0.9825999736785889,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/captcha","display_name":"CAPTCHA","score":0.8071198463439941},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7669360637664795},{"id":"https://openalex.org/keywords/denial-of-service-attack","display_name":"Denial-of-service attack","score":0.697576105594635},{"id":"https://openalex.org/keywords/botnet","display_name":"Botnet","score":0.682336688041687},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.5980352759361267},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.5841659903526306},{"id":"https://openalex.org/keywords/web-service","display_name":"Web service","score":0.5129484534263611},{"id":"https://openalex.org/keywords/application-layer-ddos-attack","display_name":"Application layer DDoS attack","score":0.5047932863235474},{"id":"https://openalex.org/keywords/web-server","display_name":"Web server","score":0.5023419857025146},{"id":"https://openalex.org/keywords/trinoo","display_name":"Trinoo","score":0.42568427324295044},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.4101048409938812},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3976135551929474},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.3912948668003082},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.2702433466911316}],"concepts":[{"id":"https://openalex.org/C163339463","wikidata":"https://www.wikidata.org/wiki/Q484598","display_name":"CAPTCHA","level":2,"score":0.8071198463439941},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7669360637664795},{"id":"https://openalex.org/C38822068","wikidata":"https://www.wikidata.org/wiki/Q131406","display_name":"Denial-of-service attack","level":3,"score":0.697576105594635},{"id":"https://openalex.org/C22735295","wikidata":"https://www.wikidata.org/wiki/Q317671","display_name":"Botnet","level":3,"score":0.682336688041687},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.5980352759361267},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.5841659903526306},{"id":"https://openalex.org/C35578498","wikidata":"https://www.wikidata.org/wiki/Q193424","display_name":"Web service","level":2,"score":0.5129484534263611},{"id":"https://openalex.org/C120865594","wikidata":"https://www.wikidata.org/wiki/Q131406","display_name":"Application layer DDoS attack","level":4,"score":0.5047932863235474},{"id":"https://openalex.org/C11392498","wikidata":"https://www.wikidata.org/wiki/Q11288","display_name":"Web server","level":3,"score":0.5023419857025146},{"id":"https://openalex.org/C43639116","wikidata":"https://www.wikidata.org/wiki/Q7843050","display_name":"Trinoo","level":5,"score":0.42568427324295044},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.4101048409938812},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3976135551929474},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.3912948668003082},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.2702433466911316},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2014.7417373","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2014.7417373","pdf_url":null,"source":{"id":"https://openalex.org/S4363607712","display_name":"2015 IEEE Global Communications Conference (GLOBECOM)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1603565383","https://openalex.org/W1673310716","https://openalex.org/W1775772884","https://openalex.org/W2068803497","https://openalex.org/W2081029799","https://openalex.org/W2096847529","https://openalex.org/W2124589355","https://openalex.org/W2137882445","https://openalex.org/W2163596216","https://openalex.org/W6638021444"],"related_works":["https://openalex.org/W2783466926","https://openalex.org/W2001331025","https://openalex.org/W4286539397","https://openalex.org/W2204131204","https://openalex.org/W3123917664","https://openalex.org/W1968168724","https://openalex.org/W2292210693","https://openalex.org/W2063104870","https://openalex.org/W3132742126","https://openalex.org/W2097156747"],"abstract_inverted_index":{"In":[0,29],"recent":[1],"years,":[2],"CAPTCHA":[3],"has":[4,111],"been":[5],"used":[6,51],"as":[7],"a":[8,22,34,112],"panacea":[9],"against":[10],"HTTP-based":[11],"Distributed":[12],"Denial":[13],"of":[14,24,41,56,63],"Service":[15],"(DDoS)":[16],"attacks.":[17],"However,":[18],"they":[19,71],"also":[20],"cause":[21],"lot":[23],"inconvenience":[25],"to":[26,36,43,52,81],"legitimate":[27,59,87],"users.":[28,60],"this":[30],"paper,":[31],"we":[32],"present":[33],"framework":[35,97],"exploit":[37],"the":[38,68,74,83,86,90],"synchronized":[39],"behaviour":[40],"bots":[42],"exhaust":[44],"Web":[45],"server":[46],"resources.":[47],"Clustering":[48],"technique":[49],"is":[50],"form":[53],"separate":[54],"group":[55],"attackers":[57,64],"and":[58,102],"The":[61,95],"clusters":[62],"are":[65,77],"identified":[66],"by":[67],"high":[69,113],"workload":[70],"generate":[72],"on":[73],"server.":[75],"They":[76],"challenged":[78],"with":[79],"CAPTCHAs":[80],"mitigate":[82],"attack":[84],"while":[85],"users":[88],"browse":[89],"website":[91],"without":[92],"any":[93],"restriction.":[94],"proposed":[96],"was":[98],"tested":[99],"using":[100],"botnets":[101],"real":[103],"web":[104],"traffic.":[105],"Results":[106],"show":[107],"our":[108],"frame":[109],"work":[110],"detection":[114],"rate.":[115]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
