{"id":"https://openalex.org/W2592874414","doi":"https://doi.org/10.3233/978-1-61499-744-3-3","title":"Chat-App Decryption Key Extraction Through Information Flow Analysis","display_name":"Chat-App Decryption Key Extraction Through Information Flow Analysis","publication_year":2017,"publication_date":"2017-01-01","ids":{"openalex":"https://openalex.org/W2592874414","doi":"https://doi.org/10.3233/978-1-61499-744-3-3","mag":"2592874414"},"language":"en","primary_location":{"id":"doi:10.3233/978-1-61499-744-3-3","is_oa":true,"landing_page_url":"https://doi.org/10.3233/978-1-61499-744-3-3","pdf_url":null,"source":{"id":"https://openalex.org/S4306463470","display_name":"IOS Press eBooks","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"ebook platform"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Cryptology and Information Security Series","raw_type":"book-chapter"},"type":"book-chapter","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.3233/978-1-61499-744-3-3","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5108623918","display_name":"Dai Zhongmin","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Dai Zhongmin","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083593827","display_name":"Sufatrio","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sufatrio","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5116338210","display_name":"Chua Tong-Wei","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chua Tong-Wei","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Balakrishnan Dinesh Kumar","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Balakrishnan Dinesh Kumar","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5081020383","display_name":"Thing Vrizlynn L.L.","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Thing Vrizlynn L.L.","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4546,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.59982332,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"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/T12034","display_name":"Digital and Cyber Forensics","score":0.7487999796867371,"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/T12034","display_name":"Digital and Cyber Forensics","score":0.7487999796867371,"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":0.7300000190734863,"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"}},{"id":"https://openalex.org/T11800","display_name":"User Authentication and Security Systems","score":0.7005000114440918,"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/key","display_name":"Key (lock)","score":0.7125244736671448},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.551924467086792},{"id":"https://openalex.org/keywords/information-flow","display_name":"Information flow","score":0.44035056233406067},{"id":"https://openalex.org/keywords/extraction","display_name":"Extraction (chemistry)","score":0.43895500898361206},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.3282875418663025},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.23079344630241394},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.16994333267211914},{"id":"https://openalex.org/keywords/chromatography","display_name":"Chromatography","score":0.15495741367340088},{"id":"https://openalex.org/keywords/philosophy","display_name":"Philosophy","score":0.05043867230415344},{"id":"https://openalex.org/keywords/linguistics","display_name":"Linguistics","score":0.04432019591331482}],"concepts":[{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.7125244736671448},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.551924467086792},{"id":"https://openalex.org/C2779136372","wikidata":"https://www.wikidata.org/wiki/Q10283002","display_name":"Information flow","level":2,"score":0.44035056233406067},{"id":"https://openalex.org/C4725764","wikidata":"https://www.wikidata.org/wiki/Q844704","display_name":"Extraction (chemistry)","level":2,"score":0.43895500898361206},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.3282875418663025},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.23079344630241394},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.16994333267211914},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.15495741367340088},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.05043867230415344},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.04432019591331482}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3233/978-1-61499-744-3-3","is_oa":true,"landing_page_url":"https://doi.org/10.3233/978-1-61499-744-3-3","pdf_url":null,"source":{"id":"https://openalex.org/S4306463470","display_name":"IOS Press eBooks","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"ebook platform"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Cryptology and Information Security Series","raw_type":"book-chapter"}],"best_oa_location":{"id":"doi:10.3233/978-1-61499-744-3-3","is_oa":true,"landing_page_url":"https://doi.org/10.3233/978-1-61499-744-3-3","pdf_url":null,"source":{"id":"https://openalex.org/S4306463470","display_name":"IOS Press eBooks","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"ebook platform"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Cryptology and Information Security Series","raw_type":"book-chapter"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"Recent":[0],"years":[1],"have":[2],"seen":[3],"a":[4,56,146,156,169],"pervasive":[5],"usage":[6],"of":[7,38,71,101,121,158,168,204,206],"mobile-based":[8],"instant":[9],"messaging":[10],"apps,":[11,188],"which":[12],"are":[13,25,44,105],"popularly":[14],"known":[15],"as":[16,42],"chat":[17,23,48,187],"apps.":[18],"On":[19],"users'":[20],"mobile":[21],"devices,":[22],"logs":[24],"usually":[26],"stored":[27],"encrypted.":[28],"This":[29],"paper":[30],"is":[31],"concerned":[32],"with":[33,125],"discovering":[34],"the":[35,65,81,89,99,106,110,122,164,175,202],"decryption":[36,66],"key":[37,67,90,165],"chat-log":[39],"database":[40,115,141],"files":[41,142],"they":[43],"used":[45],"by":[46,68,196],"popular":[47],"apps":[49],"like":[50],"WhatsApp":[51,124,138,159],"and":[52,58,74,118,139,173,189],"WeChat.":[53],"We":[54,77,128],"propose":[55],"systematic":[57],"generalized":[59],"information-flow":[60],"based":[61],"approach":[62],"to":[63,98,108,199],"recovering":[64],"taking":[69],"advantage":[70],"both":[72],"static":[73],"dynamic":[75],"analyses.":[76],"show":[78,151],"that,":[79],"despite":[80],"employed":[82,111],"code":[83,95],"obfuscation":[84],"techniques,":[85],"we":[86,104,150,153,178],"can":[87,135,154,183,193],"perform":[88],"discovery":[91],"process":[92],"on":[93,185],"relevant":[94],"portions.":[96],"Furthermore,":[97],"best":[100],"our":[102,132,181],"knowledge,":[103],"first":[107],"detail":[109],"string":[112],"de-obfuscation,":[113],"encrypted":[114,137],"file":[116],"structure,":[117],"decryption-key":[119],"formulation":[120],"latest":[123],"crypt12":[126],"database.":[127],"also":[129],"demonstrate":[130],"how":[131,152],"key-extraction":[133],"techniques":[134],"decrypt":[136],"WeChat":[140,161],"that":[143,162,192],"originate":[144],"from":[145],"target":[147,171],"device.":[148],"Additionally,":[149],"construct":[155],"version":[157],"or":[160],"simulates":[163],"generation":[166],"processes":[167],"remote":[170],"device,":[172],"recover":[174],"keys.":[176],"Lastly,":[177],"analyze":[179],"why":[180],"technique":[182],"work":[184],"widely-popular":[186],"mention":[190],"measures":[191],"be":[194],"adopted":[195],"chat-app":[197],"developers":[198],"better":[200],"protect":[201],"privacy":[203],"billions":[205],"their":[207],"users.":[208]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
