{"id":"https://openalex.org/W3205136461","doi":"https://doi.org/10.1109/jiot.2021.3119514","title":"Vacuum: Efficient and Assured Deletion Scheme for User Sensitive Data on Mobile Devices","display_name":"Vacuum: Efficient and Assured Deletion Scheme for User Sensitive Data on Mobile Devices","publication_year":2021,"publication_date":"2021-10-14","ids":{"openalex":"https://openalex.org/W3205136461","doi":"https://doi.org/10.1109/jiot.2021.3119514","mag":"3205136461"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2021.3119514","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2021.3119514","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-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/A5100637724","display_name":"Li Yang","orcid":"https://orcid.org/0000-0003-2750-7031"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li Yang","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, Xi’an, China"],"raw_orcid":"https://orcid.org/0000-0003-2750-7031","affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101753683","display_name":"Cheng Li","orcid":"https://orcid.org/0000-0002-7039-1073"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Cheng Li","raw_affiliation_strings":["School of Computer Science and Technology, Xidian University, Xi’an, China"],"raw_orcid":"https://orcid.org/0000-0002-7039-1073","affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075600255","display_name":"Wei Teng","orcid":"https://orcid.org/0009-0002-4363-8015"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Teng Wei","raw_affiliation_strings":["School of Cyber Engineering, Xidian University, Xi’an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Cyber Engineering, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101886601","display_name":"Fengwei Zhang","orcid":"https://orcid.org/0000-0003-3365-2526"},"institutions":[{"id":"https://openalex.org/I3045169105","display_name":"Southern University of Science and Technology","ror":"https://ror.org/049tv2d57","country_code":"CN","type":"education","lineage":["https://openalex.org/I3045169105"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fengwei Zhang","raw_affiliation_strings":["Department of Computer Science and Engineering, Southern University of Science and Technology, Shenzhen, China"],"raw_orcid":"https://orcid.org/0000-0003-3365-2526","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Southern University of Science and Technology, Shenzhen, China","institution_ids":["https://openalex.org/I3045169105"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012016098","display_name":"Jianfeng Ma","orcid":"https://orcid.org/0000-0003-4251-1143"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianfeng Ma","raw_affiliation_strings":["School of Cyber Engineering, Xidian University, Xi’an, China"],"raw_orcid":"https://orcid.org/0000-0003-4251-1143","affiliations":[{"raw_affiliation_string":"School of Cyber Engineering, Xidian University, Xi’an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103216531","display_name":"Naixue Xiong","orcid":"https://orcid.org/0000-0002-0394-4635"},"institutions":[{"id":"https://openalex.org/I162709352","display_name":"Sul Ross State University","ror":"https://ror.org/03x7qhw59","country_code":"US","type":"education","lineage":["https://openalex.org/I162709352"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Naixue Xiong","raw_affiliation_strings":["Department of Computer Science and Mathematics, Sul Ross State University, Alpine, TX, USA"],"raw_orcid":"https://orcid.org/0000-0002-0394-4635","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Mathematics, Sul Ross State University, Alpine, TX, USA","institution_ids":["https://openalex.org/I162709352"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5989,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.66775561,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":97},"biblio":{"volume":"9","issue":"12","first_page":"10093","last_page":"10107"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11241","display_name":"Advanced Malware Detection Techniques","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T11241","display_name":"Advanced Malware Detection Techniques","score":0.9998000264167786,"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/T12034","display_name":"Digital and Cyber Forensics","score":0.9948999881744385,"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9939000010490417,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/computer-science","display_name":"Computer science","score":0.8783222436904907},{"id":"https://openalex.org/keywords/android","display_name":"Android (operating system)","score":0.6899988055229187},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.616439163684845},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.5457236170768738},{"id":"https://openalex.org/keywords/flash-file-system","display_name":"Flash file system","score":0.5350505113601685},{"id":"https://openalex.org/keywords/memory-leak","display_name":"Memory leak","score":0.5051437020301819},{"id":"https://openalex.org/keywords/flash-memory","display_name":"Flash memory","score":0.5018556118011475},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.4966617226600647},{"id":"https://openalex.org/keywords/file-system","display_name":"File system","score":0.49583324790000916},{"id":"https://openalex.org/keywords/information-sensitivity","display_name":"Information sensitivity","score":0.4830382466316223},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4394546151161194},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.32720983028411865},{"id":"https://openalex.org/keywords/memory-management","display_name":"Memory management","score":0.31007301807403564},{"id":"https://openalex.org/keywords/computer-memory","display_name":"Computer memory","score":0.15810540318489075}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8783222436904907},{"id":"https://openalex.org/C557433098","wikidata":"https://www.wikidata.org/wiki/Q94","display_name":"Android (operating system)","level":2,"score":0.6899988055229187},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.616439163684845},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.5457236170768738},{"id":"https://openalex.org/C27670709","wikidata":"https://www.wikidata.org/wiki/Q5457555","display_name":"Flash file system","level":4,"score":0.5350505113601685},{"id":"https://openalex.org/C156731835","wikidata":"https://www.wikidata.org/wiki/Q751740","display_name":"Memory leak","level":4,"score":0.5051437020301819},{"id":"https://openalex.org/C2776531357","wikidata":"https://www.wikidata.org/wiki/Q174077","display_name":"Flash memory","level":2,"score":0.5018556118011475},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.4966617226600647},{"id":"https://openalex.org/C2780940931","wikidata":"https://www.wikidata.org/wiki/Q174989","display_name":"File system","level":2,"score":0.49583324790000916},{"id":"https://openalex.org/C137822555","wikidata":"https://www.wikidata.org/wiki/Q2587068","display_name":"Information sensitivity","level":2,"score":0.4830382466316223},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4394546151161194},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.32720983028411865},{"id":"https://openalex.org/C176649486","wikidata":"https://www.wikidata.org/wiki/Q2308807","display_name":"Memory management","level":3,"score":0.31007301807403564},{"id":"https://openalex.org/C92855701","wikidata":"https://www.wikidata.org/wiki/Q5830907","display_name":"Computer memory","level":3,"score":0.15810540318489075},{"id":"https://openalex.org/C98986596","wikidata":"https://www.wikidata.org/wiki/Q1143031","display_name":"Semiconductor memory","level":2,"score":0.0},{"id":"https://openalex.org/C136085584","wikidata":"https://www.wikidata.org/wiki/Q910289","display_name":"Overlay","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2021.3119514","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2021.3119514","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3203696999","display_name":"\u79fb\u52a8\u4e91\u8ba1\u7b97\u4e2d\u7528\u6237\u6570\u636e\u53ef\u4fe1\u5220\u9664\u65b9\u6cd5\u4e0e\u6280\u672f\u7814\u7a76","funder_award_id":"61671360","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5020236163","display_name":"\u9762\u5411\u8f66\u8054\u7f51\u534f\u540c\u611f\u77e5\u7684\u5b89\u5168\u4e0e\u9690\u79c1\u4fdd\u62a4\u5173\u952e\u6280\u672f\u7814\u7a76","funder_award_id":"62072352","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8985703308","display_name":"\u975e\u53ef\u4fe1\u73af\u5883\u4e0b\u8de8\u6a21\u6001\u884c\u4e3a\u8ba4\u8bc1\u65b9\u6cd5\u53ca\u5b89\u5168\u7814\u7a76","funder_award_id":"62072359","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W1963603807","https://openalex.org/W1993246732","https://openalex.org/W2005725110","https://openalex.org/W2039779909","https://openalex.org/W2044515100","https://openalex.org/W2047159461","https://openalex.org/W2067465309","https://openalex.org/W2083570493","https://openalex.org/W2083919270","https://openalex.org/W2084504193","https://openalex.org/W2090125639","https://openalex.org/W2132372908","https://openalex.org/W2175377689","https://openalex.org/W2295037591","https://openalex.org/W2398749618","https://openalex.org/W2406802995","https://openalex.org/W2522263928","https://openalex.org/W2546759568","https://openalex.org/W2560647998","https://openalex.org/W2569693223","https://openalex.org/W2775726906","https://openalex.org/W2793588429","https://openalex.org/W2804547299","https://openalex.org/W2894855803","https://openalex.org/W2896484913","https://openalex.org/W2912174909","https://openalex.org/W2924832176","https://openalex.org/W2935002324","https://openalex.org/W2963491455","https://openalex.org/W2980979550","https://openalex.org/W2989102622","https://openalex.org/W2990067773","https://openalex.org/W3021755026","https://openalex.org/W4243385872","https://openalex.org/W4244726870","https://openalex.org/W6606846640","https://openalex.org/W6606960493","https://openalex.org/W6607702499","https://openalex.org/W6636829475","https://openalex.org/W6682491719"],"related_works":["https://openalex.org/W164278522","https://openalex.org/W2606330551","https://openalex.org/W2101851311","https://openalex.org/W2391055460","https://openalex.org/W2085734125","https://openalex.org/W2082238054","https://openalex.org/W1979327497","https://openalex.org/W2379728563","https://openalex.org/W2080511429","https://openalex.org/W1997333266"],"abstract_inverted_index":{"Embedded":[0],"devices":[1,17,38],"(e.g.,":[2],"mobile":[3],"phones,":[4],"smart":[5],"watches,":[6],"etc.)":[7],"store":[8],"a":[9,20,41,66,72,92,111,116],"large":[10],"amount":[11],"of":[12,22,60,149],"sensitive":[13],"information.":[14],"However,":[15],"Android-based":[16],"may":[18],"leak":[19],"lot":[21],"user":[23],"information":[24],"if":[25],"unsafe":[26],"data":[27,34,57,104],"deletion.":[28],"Therefo":[29],"re,":[30],"research":[31],"on":[32,87,131],"secure":[33,112],"deletion":[35,81],"for":[36],"embedded":[37],"has":[39],"become":[40],"practical":[42],"and":[43,56,76,115,135,144],"urgent":[44],"issue.":[45],"In":[46],"this":[47],"article,":[48],"we":[49,64,107,127],"study":[50],"the":[51,103,124,132,136,140,147],"logic":[52],"structure,":[53],"operation":[54],"characteristics,":[55],"management":[58],"mechanisms":[59],"flash":[61],"memory.":[62,125],"Then,":[63],"propose":[65],"novel":[67],"method":[68],"Vacuum":[69],"that":[70,95,139],"uses":[71],"user-space":[73],"file":[74,80],"system":[75],"can":[77,96,145],"provide":[78],"fine-grained":[79],"guarantees.":[82],"Our":[83],"approach":[84],"encrypts":[85],"files":[86],"an":[88],"insecure":[89],"medium":[90],"with":[91],"unique":[93],"key":[94,113],"later":[97],"be":[98],"discarded":[99],"to":[100,122],"cryptographically":[101],"render":[102],"irrecoverable.":[105],"Additionally,":[106],"use":[108],"TrustZone":[109],"as":[110],"vault,":[114],"garbage":[117],"collection":[118],"mechanism":[119],"is":[120,142],"introduced":[121],"purge":[123],"Finally,":[126],"carried":[128],"out":[129],"experiments":[130],"Android":[133],"system,":[134],"results":[137],"showed":[138],"solution":[141],"efficient":[143],"meet":[146],"needs":[148],"real":[150],"applications.":[151]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}