{"id":"https://openalex.org/W4386559324","doi":"https://doi.org/10.1109/tifs.2023.3313326","title":"DT-Assisted Multi-Point Symbiotic Security in Space-Air-Ground Integrated Networks","display_name":"DT-Assisted Multi-Point Symbiotic Security in Space-Air-Ground Integrated Networks","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4386559324","doi":"https://doi.org/10.1109/tifs.2023.3313326"},"language":"en","primary_location":{"id":"doi:10.1109/tifs.2023.3313326","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tifs.2023.3313326","pdf_url":null,"source":{"id":"https://openalex.org/S61310614","display_name":"IEEE Transactions on Information Forensics and Security","issn_l":"1556-6013","issn":["1556-6013","1556-6021"],"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 Transactions on Information Forensics and Security","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/A5040859104","display_name":"Zhisheng Yin","orcid":"https://orcid.org/0000-0002-3136-788X"},"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":"Zhisheng Yin","raw_affiliation_strings":["State Key Laboratory of ISN, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-3136-788X","affiliations":[{"raw_affiliation_string":"State Key Laboratory of ISN, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050651525","display_name":"Nan Cheng","orcid":"https://orcid.org/0000-0001-7907-2071"},"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":"Nan Cheng","raw_affiliation_strings":["State Key Laboratory of ISN and the School of Telecommunications Engineering, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0001-7907-2071","affiliations":[{"raw_affiliation_string":"State Key Laboratory of ISN and the School of Telecommunications Engineering, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040978564","display_name":"Tom H. Luan","orcid":"https://orcid.org/0000-0002-5215-7443"},"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":"Tom H. Luan","raw_affiliation_strings":["State Key Laboratory of ISN, Xidian University, Xi&#x2019;an, China"],"raw_orcid":"https://orcid.org/0000-0002-5215-7443","affiliations":[{"raw_affiliation_string":"State Key Laboratory of ISN, Xidian University, Xi&#x2019;an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005025692","display_name":"Yunchao Song","orcid":"https://orcid.org/0000-0002-4169-717X"},"institutions":[{"id":"https://openalex.org/I41198531","display_name":"Nanjing University of Posts and Telecommunications","ror":"https://ror.org/043bpky34","country_code":"CN","type":"education","lineage":["https://openalex.org/I41198531"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunchao Song","raw_affiliation_strings":["College of Electronic and Optical Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-4169-717X","affiliations":[{"raw_affiliation_string":"College of Electronic and Optical Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China","institution_ids":["https://openalex.org/I41198531"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100688855","display_name":"Wei Wang","orcid":"https://orcid.org/0000-0002-6104-7908"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Wang","raw_affiliation_strings":["College of Electronic Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-6104-7908","affiliations":[{"raw_affiliation_string":"College of Electronic Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2345,"currency":"USD","value_usd":2345},"apc_paid":null,"fwci":26.543,"has_fulltext":false,"cited_by_count":45,"citation_normalized_percentile":{"value":0.99520437,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"18","issue":null,"first_page":"5721","last_page":"5734"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9987999796867371,"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"}},{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":0.9976999759674072,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7485623359680176},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.5126718282699585},{"id":"https://openalex.org/keywords/space","display_name":"Space (punctuation)","score":0.4618614614009857},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.38398775458335876},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.09199151396751404}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7485623359680176},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.5126718282699585},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.4618614614009857},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.38398775458335876},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.09199151396751404},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tifs.2023.3313326","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tifs.2023.3313326","pdf_url":null,"source":{"id":"https://openalex.org/S61310614","display_name":"IEEE Transactions on Information Forensics and Security","issn_l":"1556-6013","issn":["1556-6013","1556-6021"],"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 Transactions on Information Forensics and Security","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.5199999809265137}],"awards":[{"id":"https://openalex.org/G4313839955","display_name":null,"funder_award_id":"2022JQ-602","funder_id":"https://openalex.org/F4320324173","funder_display_name":"Natural Science Foundation of Shaanxi Province"},{"id":"https://openalex.org/G7308835270","display_name":null,"funder_award_id":"XJS221501","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G7759394741","display_name":null,"funder_award_id":"62101429","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8215600461","display_name":null,"funder_award_id":"62201432","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8589000199","display_name":"\u63a7\u5236\u9a71\u52a8\u7684\u8f66\u8054\u7f51\u901a\u4fe1\u5173\u952e\u6280\u672f\u7814\u7a76","funder_award_id":"62071356","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"},{"id":"https://openalex.org/F4320324173","display_name":"Natural Science Foundation of Shaanxi Province","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":46,"referenced_works":["https://openalex.org/W2586599018","https://openalex.org/W2914952404","https://openalex.org/W2977264914","https://openalex.org/W2981828647","https://openalex.org/W2981876784","https://openalex.org/W2991103840","https://openalex.org/W3004018467","https://openalex.org/W3005971024","https://openalex.org/W3023102341","https://openalex.org/W3023187679","https://openalex.org/W3044626808","https://openalex.org/W3047269438","https://openalex.org/W3086178194","https://openalex.org/W3089130280","https://openalex.org/W3092022074","https://openalex.org/W3109233538","https://openalex.org/W3127614346","https://openalex.org/W3128067055","https://openalex.org/W3138414123","https://openalex.org/W3141610964","https://openalex.org/W3163246710","https://openalex.org/W3165448662","https://openalex.org/W3174510089","https://openalex.org/W3188216429","https://openalex.org/W3196054203","https://openalex.org/W3198104311","https://openalex.org/W3213889621","https://openalex.org/W4200417785","https://openalex.org/W4207050634","https://openalex.org/W4213320606","https://openalex.org/W4224984641","https://openalex.org/W4225371228","https://openalex.org/W4281636013","https://openalex.org/W4285020541","https://openalex.org/W4285116427","https://openalex.org/W4285236861","https://openalex.org/W4285268047","https://openalex.org/W4285281953","https://openalex.org/W4285282861","https://openalex.org/W4286357544","https://openalex.org/W4288062321","https://openalex.org/W4288783740","https://openalex.org/W4289597961","https://openalex.org/W4293150074","https://openalex.org/W4310053202","https://openalex.org/W6811065708"],"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/W3198856780","https://openalex.org/W597159773"],"abstract_inverted_index":{"In":[0,204],"this":[1,159],"paper,":[2],"we":[3],"investigate":[4],"the":[5,21,28,41,54,60,82,111,127,139,150,173,190,213,219],"secure":[6,88],"transmission":[7],"of":[8,23,56,90,132,154,167,193,221],"multi-resource":[9],"heterogeneous":[10,83,92,120,156],"radio":[11],"access":[12],"networks":[13],"(RANs)":[14],"in":[15,45,53,95],"space-air-ground":[16],"integrated":[17],"network":[18,29,62],"(SAGIN)":[19],"from":[20],"perspective":[22],"physical":[24,42,61],"layer":[25,43],"security.":[26],"Considering":[27],"heterogeneity,":[30],"resource":[31],"constrain,":[32],"and":[33,70,80,129,163,172,199,217],"channel":[34],"similarity,":[35],"it":[36],"is":[37,51,75,102,122,146,161,170,184,197],"challenging":[38],"to":[39,58,77,115,124,137,148,186,211],"implement":[40],"security":[44,100],"SAGIN.":[46],"Particularly,":[47],"digital":[48],"twin":[49],"(DT)":[50],"considered":[52],"cyberspace":[55],"SAGIN":[57],"reflect":[59],"entities":[63],"(i.e.,":[64],"satellite,":[65],"unmanned":[66],"aerial":[67],"vehicle":[68],"(UAV),":[69],"terrestrial":[71],"base":[72],"station),":[73],"which":[74],"assumed":[76],"comprehensively":[78],"control":[79],"manage":[81],"RANs\u2019":[84],"resources.":[85],"To":[86],"ensure":[87],"transmissions":[89],"multi-tier":[91],"downlink":[93],"communications":[94],"SAGIN,":[96],"a":[97,143,165],"multi-point":[98,140],"symbiotic":[99,141],"scheme":[101],"proposed":[103,185,195,223],"through":[104],"DT-assisted":[105],"multi-dimensional":[106,179],"domain":[107,180],"synergy":[108,181],"precoding,":[109],"where":[110],"co-channel":[112],"interference":[113],"due":[114],"spectrum":[116],"sharing":[117],"among":[118],"these":[119],"RANs":[121],"recast":[123],"unevenly":[125],"corrupt":[126],"main":[128],"wiretap":[130],"channels":[131],"each":[133],"legitimate":[134],"user.":[135],"Specifically,":[136],"realize":[138],"security,":[142],"max-min":[144],"problem":[145,160],"formulated":[147],"maximize":[149],"minimum":[151],"secrecy":[152,214],"rate":[153,215],"three":[155],"downlinks.":[157],"Since":[158],"non-convex":[162],"challenging,":[164],"list":[166],"mathematical":[168],"reformulations":[169],"derived":[171],"successive":[174],"convex":[175],"approximation":[176],"(SCA)":[177],"based":[178],"precoding":[182],"algorithm":[183],"solve":[187],"it.":[188],"Moreover,":[189],"computational":[191],"complexity":[192],"our":[194,222],"approach":[196],"analyzed":[198],"meaningful":[200],"discussions":[201],"are":[202,208],"made.":[203],"addition,":[205],"extensive":[206],"simulations":[207],"carried":[209],"out":[210],"evaluate":[212],"performance":[216],"verify":[218],"efficiency":[220],"approach.":[224]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":24},{"year":2024,"cited_by_count":16}],"updated_date":"2026-08-28T12:50:07.497085","created_date":"2025-10-10T00:00:00"}
