{"id":"https://openalex.org/W2144995806","doi":"https://doi.org/10.1145/2381966.2381984","title":"For human eyes only","display_name":"For human eyes only","publication_year":2012,"publication_date":"2012-10-15","ids":{"openalex":"https://openalex.org/W2144995806","doi":"https://doi.org/10.1145/2381966.2381984","mag":"2144995806"},"language":"en","primary_location":{"id":"doi:10.1145/2381966.2381984","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2381966.2381984","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2012 ACM workshop on Privacy in the electronic society","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/A5050782395","display_name":"Andreas Pashalidis","orcid":null},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Andreas Pashalidis","raw_affiliation_strings":["KU Leuven, Heverlee, Belgium","KU Leuven, Heverlee, Belgium#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KU Leuven, Heverlee, Belgium","institution_ids":["https://openalex.org/I99464096"]},{"raw_affiliation_string":"KU Leuven, Heverlee, Belgium#TAB#","institution_ids":["https://openalex.org/I99464096"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024575818","display_name":"Nikos Mavrogiannopoulos","orcid":"https://orcid.org/0009-0002-0316-4214"},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Nikos Mavrogiannopoulos","raw_affiliation_strings":["KU Leuven, Heverlee, Belgium","KU Leuven, Heverlee, Belgium#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KU Leuven, Heverlee, Belgium","institution_ids":["https://openalex.org/I99464096"]},{"raw_affiliation_string":"KU Leuven, Heverlee, Belgium#TAB#","institution_ids":["https://openalex.org/I99464096"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011918557","display_name":"Xavier Ferrer","orcid":"https://orcid.org/0000-0001-7278-7373"},"institutions":[{"id":"https://openalex.org/I123044942","display_name":"Universitat Aut\u00f2noma de Barcelona","ror":"https://ror.org/052g8jq94","country_code":"ES","type":"education","lineage":["https://openalex.org/I123044942"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Xavier Ferrer","raw_affiliation_strings":["Universitat Aut\u00f2noma de Barcelona, Bellatera, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universitat Aut\u00f2noma de Barcelona, Bellatera, Spain","institution_ids":["https://openalex.org/I123044942"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035910031","display_name":"Be\u00f1at Bermejo Olaizola","orcid":null},"institutions":[{"id":"https://openalex.org/I169108374","display_name":"University of the Basque Country","ror":"https://ror.org/000xsnr85","country_code":"ES","type":"education","lineage":["https://openalex.org/I169108374"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Be\u00f1at Bermejo Olaizola","raw_affiliation_strings":["Universidad del Pais Vasco, San Sebasti\u00e1n, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad del Pais Vasco, San Sebasti\u00e1n, Spain","institution_ids":["https://openalex.org/I169108374"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"129","last_page":"140"},"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/T11241","display_name":"Advanced Malware Detection Techniques","score":0.9997000098228455,"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/T11644","display_name":"Spam and Phishing Detection","score":0.9991000294685364,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/usability","display_name":"Usability","score":0.8973358869552612},{"id":"https://openalex.org/keywords/captcha","display_name":"CAPTCHA","score":0.800141453742981},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7914488911628723},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.6740657687187195},{"id":"https://openalex.org/keywords/margin","display_name":"Margin (machine learning)","score":0.5132881999015808},{"id":"https://openalex.org/keywords/face","display_name":"Face (sociological concept)","score":0.49225369095802307},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.40938588976860046},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.34775102138519287},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11013779044151306},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.09833383560180664}],"concepts":[{"id":"https://openalex.org/C170130773","wikidata":"https://www.wikidata.org/wiki/Q216378","display_name":"Usability","level":2,"score":0.8973358869552612},{"id":"https://openalex.org/C163339463","wikidata":"https://www.wikidata.org/wiki/Q484598","display_name":"CAPTCHA","level":2,"score":0.800141453742981},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7914488911628723},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.6740657687187195},{"id":"https://openalex.org/C774472","wikidata":"https://www.wikidata.org/wiki/Q6760393","display_name":"Margin (machine learning)","level":2,"score":0.5132881999015808},{"id":"https://openalex.org/C2779304628","wikidata":"https://www.wikidata.org/wiki/Q3503480","display_name":"Face (sociological concept)","level":2,"score":0.49225369095802307},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.40938588976860046},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.34775102138519287},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11013779044151306},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.09833383560180664},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0},{"id":"https://openalex.org/C36289849","wikidata":"https://www.wikidata.org/wiki/Q34749","display_name":"Social science","level":1,"score":0.0},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2381966.2381984","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2381966.2381984","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2012 ACM workshop on Privacy in the electronic society","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","score":0.6100000143051147,"id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W112869242","https://openalex.org/W214665318","https://openalex.org/W1506806321","https://openalex.org/W1560502112","https://openalex.org/W1647671624","https://openalex.org/W1663973292","https://openalex.org/W1961612993","https://openalex.org/W1980899337","https://openalex.org/W1998506139","https://openalex.org/W2000600322","https://openalex.org/W2001642682","https://openalex.org/W2032247672","https://openalex.org/W2044734704","https://openalex.org/W2085955149","https://openalex.org/W2088301450","https://openalex.org/W2089181240","https://openalex.org/W2105523261","https://openalex.org/W2146097977","https://openalex.org/W2153998488","https://openalex.org/W2155073414","https://openalex.org/W2156279557","https://openalex.org/W2158698691","https://openalex.org/W2162929365","https://openalex.org/W2163539404","https://openalex.org/W2164863177","https://openalex.org/W2170269683","https://openalex.org/W2188737212","https://openalex.org/W2561675875","https://openalex.org/W2752929869","https://openalex.org/W4298018660","https://openalex.org/W6685218372","https://openalex.org/W7057441940"],"related_works":["https://openalex.org/W2511882878","https://openalex.org/W2731635684","https://openalex.org/W2116123300","https://openalex.org/W2123761123","https://openalex.org/W2065064761","https://openalex.org/W2083377921","https://openalex.org/W2120801852","https://openalex.org/W1984409336","https://openalex.org/W2738531421","https://openalex.org/W2914927445"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"'For":[3],"Human":[4],"Eyes":[5],"Only'":[6],"(FHEO),":[7],"our":[8],"Firefox":[9],"extension":[10],"that":[11,29,64,81,88,113],"enables":[12],"one":[13],"to":[14,37,44,98,115,132],"conveniently":[15],"post":[16],"online":[17],"messages,":[18],"such":[19],"as":[20,58,60],"short":[21],"emails,":[22],"comments,":[23],"and":[24,72],"tweets":[25],"in":[26,83,96,106,121],"a":[27,49,61,100,109,134],"form":[28],"discourages":[30],"automatic":[31],"processing":[32],"of":[33,52,86,102,111],"these":[34,67],"messages.":[35],"Similar":[36],"CAPTCHA":[38],"systems,":[39],"FHEO":[40],"distorts":[41],"the":[42,78,84,140],"text":[43],"various":[45],"extents.":[46],"We":[47],"provide":[48,133],"security":[50,137],"analysis":[51,63],"its":[53],"four":[54],"default":[55],"distortion":[56,126],"profiles":[57,68],"well":[59],"usability":[62,119],"shows":[65],"how":[66],"affect":[69],"response":[70],"time":[71],"accurate":[73],"understanding.":[74],"Our":[75],"results":[76],"illustrate":[77],"security/usability":[79],"tradeoffs":[80],"arise":[82],"face":[85],"adversaries":[87,141],"use":[89],"current,":[90],"off-the-shelf":[91],"optical":[92],"character":[93],"recognition":[94],"technology":[95],"order":[97],"launch":[99],"variety":[101],"attacks.":[103],"Two":[104],"profiles,":[105],"particular,":[107],"achieve":[108],"level":[110],"protection":[112],"seems":[114],"justify":[116],"their":[117],"respective":[118],"degradation":[120],"many":[122],"situations.":[123],"The":[124],"'strongest'":[125],"profile,":[127],"however,":[128],"does":[129],"not":[130],"seem":[131],"large":[135],"additional":[136],"margin":[138],"against":[139],"we":[142],"considered.":[143]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}