{"id":"https://openalex.org/W4413320783","doi":"https://doi.org/10.1109/dyspan64764.2025.11115935","title":"StarCast: A Secure and Spectrum-Efficient Group Communication Scheme for LEO Satellite Networks","display_name":"StarCast: A Secure and Spectrum-Efficient Group Communication Scheme for LEO Satellite Networks","publication_year":2025,"publication_date":"2025-05-12","ids":{"openalex":"https://openalex.org/W4413320783","doi":"https://doi.org/10.1109/dyspan64764.2025.11115935"},"language":"en","primary_location":{"id":"doi:10.1109/dyspan64764.2025.11115935","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dyspan64764.2025.11115935","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE International Symposium on Dynamic Spectrum Access Networks (DySPAN)","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/A5101904206","display_name":"Chaoyu Zhang","orcid":"https://orcid.org/0009-0007-8066-709X"},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chaoyu Zhang","raw_affiliation_strings":["Virginia Tech,VA,USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Tech,VA,USA","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028242880","display_name":"Hexuan Yu","orcid":null},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hexuan Yu","raw_affiliation_strings":["Virginia Tech,VA,USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Tech,VA,USA","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011992463","display_name":"Shanghao Shi","orcid":"https://orcid.org/0009-0007-6964-8250"},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shanghao Shi","raw_affiliation_strings":["Virginia Tech,VA,USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Tech,VA,USA","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101947418","display_name":"Shaoyu Li","orcid":"https://orcid.org/0000-0001-8280-6224"},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shaoyu Li","raw_affiliation_strings":["Virginia Tech,VA,USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Tech,VA,USA","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054863127","display_name":"Yi Shi","orcid":"https://orcid.org/0000-0002-6110-3084"},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yi Shi","raw_affiliation_strings":["Virginia Tech,VA,USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Tech,VA,USA","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076711350","display_name":"Eric Burger","orcid":"https://orcid.org/0000-0002-2143-9368"},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Eric Burger","raw_affiliation_strings":["Virginia Tech,VA,USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Tech,VA,USA","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101802512","display_name":"Yunfei Hou","orcid":"https://orcid.org/0000-0001-9443-4026"},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Y. Thomas Hou","raw_affiliation_strings":["Virginia Tech,VA,USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Tech,VA,USA","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001879281","display_name":"Wenjing Lou","orcid":"https://orcid.org/0000-0002-2421-4623"},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wenjing Lou","raw_affiliation_strings":["Virginia Tech,VA,USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Virginia Tech,VA,USA","institution_ids":["https://openalex.org/I859038795"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I859038795"],"apc_list":null,"apc_paid":null,"fwci":12.9307,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.98436395,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"10"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9919000267982483,"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":0.9919000267982483,"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":0.9524999856948853,"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/T12717","display_name":"Space exploration and regulation","score":0.902899980545044,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6987706422805786},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.6851701140403748},{"id":"https://openalex.org/keywords/communications-satellite","display_name":"Communications satellite","score":0.6353799700737},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5864967107772827},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.5585029125213623},{"id":"https://openalex.org/keywords/group","display_name":"Group (periodic table)","score":0.47844555974006653},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.39031559228897095},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12171238660812378},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.10595732927322388},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.07657638192176819},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.05471867322921753}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6987706422805786},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.6851701140403748},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.6353799700737},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5864967107772827},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.5585029125213623},{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.47844555974006653},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.39031559228897095},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12171238660812378},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.10595732927322388},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07657638192176819},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.05471867322921753},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/dyspan64764.2025.11115935","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dyspan64764.2025.11115935","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE International Symposium on Dynamic Spectrum Access Networks (DySPAN)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320337345","display_name":"Office of Naval Research","ror":"https://ror.org/00rk2pe57"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W120758129","https://openalex.org/W177444027","https://openalex.org/W1498316612","https://openalex.org/W1510795740","https://openalex.org/W1546886278","https://openalex.org/W1579183896","https://openalex.org/W1896261913","https://openalex.org/W1966861897","https://openalex.org/W1986744954","https://openalex.org/W2078590992","https://openalex.org/W2086298846","https://openalex.org/W2108072891","https://openalex.org/W2108978194","https://openalex.org/W2765635759","https://openalex.org/W2799986488","https://openalex.org/W2996545186","https://openalex.org/W3083163740","https://openalex.org/W3089706104","https://openalex.org/W3106035754","https://openalex.org/W3113230996","https://openalex.org/W3129917612","https://openalex.org/W3172548419","https://openalex.org/W3202334432","https://openalex.org/W3212447911","https://openalex.org/W4205749129","https://openalex.org/W4206578783","https://openalex.org/W4213061865","https://openalex.org/W4238634196","https://openalex.org/W4289597961","https://openalex.org/W4308642907","https://openalex.org/W4312312028","https://openalex.org/W4312517513","https://openalex.org/W4390190173","https://openalex.org/W4390746573","https://openalex.org/W4391724788","https://openalex.org/W4403018568","https://openalex.org/W4403636625","https://openalex.org/W4404787396","https://openalex.org/W4405181575"],"related_works":["https://openalex.org/W1975289146","https://openalex.org/W2105887828","https://openalex.org/W2122599759","https://openalex.org/W2028190576","https://openalex.org/W1836774208","https://openalex.org/W4206958678","https://openalex.org/W2373343648","https://openalex.org/W64102529","https://openalex.org/W2350659615","https://openalex.org/W4241763859"],"abstract_inverted_index":{"Low":[0],"Earth":[1],"Orbit":[2],"(LEO)":[3],"satellite":[4,119,155],"networks":[5,30],"serve":[6],"as":[7],"a":[8,49,103,112],"cornerstone":[9],"infrastructure":[10,19],"for":[11,55,117],"providing":[12],"ubiquitous":[13],"connectivity":[14,53],"in":[15,51],"areas":[16],"where":[17],"terrestrial":[18,44],"is":[20,65],"unavailable.":[21],"With":[22],"the":[23,56,139,180],"emergence":[24],"of":[25],"Direct-to-Cell":[26],"(DTC)":[27],"satellites,":[28],"these":[29],"can":[31,172],"provide":[32],"direct":[33],"access":[34,131,135,173],"to":[35,48,74,88,128],"mobile":[36],"phones":[37],"and":[38,77,151],"IoT":[39],"devices":[40],"without":[41,96],"relying":[42],"on":[43],"base":[45],"stations,":[46],"leading":[47],"surge":[50],"massive":[52],"demands":[54],"serving":[57],"satellite.":[58],"To":[59,106],"address":[60,107],"this":[61,94],"issue,":[62],"group":[63,90,114],"communication":[64,91,95,144],"an":[66],"effective":[67],"paradigm":[68],"that":[69,146,168],"enables":[70],"simultaneous":[71],"content":[72],"delivery":[73],"multiple":[75],"users":[76,171],"thus":[78],"optimizes":[79],"bandwidth":[80],"reuse.":[81],"Although":[82],"extensive":[83],"research":[84],"has":[85],"been":[86],"conducted":[87],"improve":[89],"performance,":[92],"securing":[93],"compromising":[97],"its":[98],"inherent":[99],"spectrum":[100,156,161],"efficiency":[101],"remains":[102],"critical":[104],"challenge.":[105],"this,":[108],"we":[109],"introduce":[110],"StarCast,":[111],"secure":[113,143],"encryption":[115,126,188],"scheme":[116],"LEO":[118],"networks.":[120],"Our":[121],"solution":[122],"leverages":[123],"ciphertext-policy":[124],"attribute-based":[125],"(CP-ABE)":[127],"implement":[129],"fine-grained":[130],"control":[132],"by":[133],"embedding":[134],"policies":[136],"directly":[137],"within":[138,163],"ciphertext.":[140],"Unlike":[141],"standard":[142],"approaches":[145],"require":[147],"dedicated":[148],"per-user":[149],"channels":[150],"significantly":[152,178],"deplete":[153],"limited":[154],"resources,":[157],"StarCast":[158],"maintains":[159],"efficient":[160],"reuse":[162],"user":[164],"groups":[165],"while":[166],"ensuring":[167],"only":[169],"authorized":[170],"transmitted":[174],"data.":[175],"Additionally,":[176],"it":[177],"reduces":[179],"costly":[181],"key":[182],"management":[183],"overhead":[184],"associated":[185],"with":[186],"conventional":[187],"schemes.":[189]},"counts_by_year":[{"year":2025,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}