{"id":"https://openalex.org/W2161923477","doi":"https://doi.org/10.1145/2801948.2801954","title":"Enhancing transmission security for multimedia applications","display_name":"Enhancing transmission security for multimedia applications","publication_year":2015,"publication_date":"2015-09-22","ids":{"openalex":"https://openalex.org/W2161923477","doi":"https://doi.org/10.1145/2801948.2801954","mag":"2161923477"},"language":"en","primary_location":{"id":"doi:10.1145/2801948.2801954","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2801948.2801954","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 19th Panhellenic Conference on Informatics","raw_type":"proceedings-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/A5002794792","display_name":"Georgios Papadopoulos","orcid":"https://orcid.org/0000-0002-7319-5588"},"institutions":[{"id":"https://openalex.org/I21370196","display_name":"Aristotle University of Thessaloniki","ror":"https://ror.org/02j61yw88","country_code":"GR","type":"education","lineage":["https://openalex.org/I21370196"]}],"countries":["GR"],"is_corresponding":true,"raw_author_name":"George D. Papadopoulos","raw_affiliation_strings":["Aristotle University of Thessaloniki, Greece"],"affiliations":[{"raw_affiliation_string":"Aristotle University of Thessaloniki, Greece","institution_ids":["https://openalex.org/I21370196"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051951532","display_name":"\u0394\u03ad\u03c3\u03c0\u03bf\u03b9\u03bd\u03b1 \u03a4\u03c3\u03b9\u03c0\u03bf\u03c5\u03c1\u03af\u03b4\u03bf\u03c5","orcid":null},"institutions":[{"id":"https://openalex.org/I149588736","display_name":"Technological Educational Institute of Central Macedonia","ror":"https://ror.org/01mw24p94","country_code":"GR","type":"education","lineage":["https://openalex.org/I149588736"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Despoina Tsipouridou","raw_affiliation_strings":["Technological Educational Institute of Central Macedonia, Greece"],"affiliations":[{"raw_affiliation_string":"Technological Educational Institute of Central Macedonia, Greece","institution_ids":["https://openalex.org/I149588736"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000712782","display_name":"Dimitrios Efstathiou","orcid":"https://orcid.org/0000-0001-8332-7591"},"institutions":[{"id":"https://openalex.org/I149588736","display_name":"Technological Educational Institute of Central Macedonia","ror":"https://ror.org/01mw24p94","country_code":"GR","type":"education","lineage":["https://openalex.org/I149588736"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Dimitrios Efstathiou","raw_affiliation_strings":["Technological Educational Institute of Central Macedonia, Greece"],"affiliations":[{"raw_affiliation_string":"Technological Educational Institute of Central Macedonia, Greece","institution_ids":["https://openalex.org/I149588736"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113768815","display_name":"Fotini\u2010Niovi Pavlidou","orcid":null},"institutions":[{"id":"https://openalex.org/I21370196","display_name":"Aristotle University of Thessaloniki","ror":"https://ror.org/02j61yw88","country_code":"GR","type":"education","lineage":["https://openalex.org/I21370196"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Fotini-Niovi Pavlidou","raw_affiliation_strings":["Aristotle University of Thessaloniki, Greece"],"affiliations":[{"raw_affiliation_string":"Aristotle University of Thessaloniki, Greece","institution_ids":["https://openalex.org/I21370196"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5002794792"],"corresponding_institution_ids":["https://openalex.org/I21370196"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.07733227,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"49","issue":null,"first_page":"150","last_page":"155"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T11017","display_name":"Chaos-based Image/Signal Encryption","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T11130","display_name":"Coding theory and cryptography","score":0.9979000091552734,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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":0.7553572058677673},{"id":"https://openalex.org/keywords/enodeb","display_name":"EnodeB","score":0.7207227349281311},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.6585760116577148},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.6089306473731995},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5080678462982178},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.4935954809188843},{"id":"https://openalex.org/keywords/data-transmission","display_name":"Data transmission","score":0.4914921522140503},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4899436831474304},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.42552363872528076},{"id":"https://openalex.org/keywords/firmware","display_name":"Firmware","score":0.42062097787857056},{"id":"https://openalex.org/keywords/physical-layer","display_name":"Physical layer","score":0.4170127213001251},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4077835977077484},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3900381028652191},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.28853148221969604},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.18963274359703064},{"id":"https://openalex.org/keywords/user-equipment","display_name":"User equipment","score":0.1838158369064331}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7553572058677673},{"id":"https://openalex.org/C2776384992","wikidata":"https://www.wikidata.org/wiki/Q5379353","display_name":"EnodeB","level":4,"score":0.7207227349281311},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.6585760116577148},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.6089306473731995},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5080678462982178},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.4935954809188843},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.4914921522140503},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4899436831474304},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.42552363872528076},{"id":"https://openalex.org/C67212190","wikidata":"https://www.wikidata.org/wiki/Q104851","display_name":"Firmware","level":2,"score":0.42062097787857056},{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.4170127213001251},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4077835977077484},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3900381028652191},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.28853148221969604},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.18963274359703064},{"id":"https://openalex.org/C2781327853","wikidata":"https://www.wikidata.org/wiki/Q3552547","display_name":"User equipment","level":3,"score":0.1838158369064331},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2801948.2801954","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2801948.2801954","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 19th Panhellenic Conference on Informatics","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.46000000834465027,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1515481004","https://openalex.org/W1568096262","https://openalex.org/W2025212043","https://openalex.org/W2054143913","https://openalex.org/W2102654676","https://openalex.org/W2108440383","https://openalex.org/W2119012490","https://openalex.org/W2123760925","https://openalex.org/W2124233304","https://openalex.org/W2128153585","https://openalex.org/W2131580663","https://openalex.org/W2138122809","https://openalex.org/W2138903952","https://openalex.org/W2150032212","https://openalex.org/W2150127333","https://openalex.org/W2150924284","https://openalex.org/W2157195543","https://openalex.org/W2158410938","https://openalex.org/W2166873702","https://openalex.org/W2984486758","https://openalex.org/W4235431724","https://openalex.org/W4365799841","https://openalex.org/W4376544923","https://openalex.org/W6675526851"],"related_works":["https://openalex.org/W2968855122","https://openalex.org/W1590995344","https://openalex.org/W2535625445","https://openalex.org/W4294610844","https://openalex.org/W1965500495","https://openalex.org/W2001310260","https://openalex.org/W2908171849","https://openalex.org/W1502347072","https://openalex.org/W2361025405","https://openalex.org/W2388210573"],"abstract_inverted_index":{"High":[0],"levels":[1],"of":[2,22,30,33,71,90,161,176,222],"security":[3,26,218],"are":[4,236],"essential":[5,56],"in":[6,170,214,251,265],"wireless":[7],"communications":[8],"multimedia":[9,223,266],"applications.":[10,267],"In":[11,85,147],"this":[12,86,148],"paper,":[13],"we":[14],"propose":[15],"a":[16,108,121],"new":[17],"approach":[18,207],"to":[19,82,103,107,125,142,172,188,193,201,216],"performance":[20],"enhancement":[21],"existing":[23],"physical":[24],"layer":[25],"schemes,":[27],"taking":[28],"advantage":[29],"the":[31,34,39,43,53,58,65,69,72,75,88,91,94,104,112,117,129,132,135,139,150,153,159,174,190,194,211,233,237,242,246,252,255],"characteristics":[32,41,213],"OFDM":[35,47,101,118],"technique,":[36],"while":[37],"exploiting":[38],"channel":[40,44,60,204,212,238],"during":[42],"estimation":[45,61],"process.":[46],"is":[48,78,199,208,228,258],"carrying":[49,74,93],"on":[50,210],"its":[51],"subcarriers":[52,73,92],"pilot":[54,59,76,95,178,196],"symbols,":[55],"for":[57,128,220],"process":[62],"performed":[63],"at":[64],"legitimate":[66],"receiver.":[67],"Conventionally,":[68],"position":[70],"symbols":[77,96],"fixed":[79,113],"and":[80,134,152,232,245,261],"known":[81],"all":[83],"receivers.":[84],"paper":[87],"positions":[89,115,180,198],"change":[97],"randomly":[98],"from":[99],"one":[100],"symbol":[102],"next":[105],"according":[106],"selected":[109],"distribution":[110],"around":[111],"predefined":[114],"within":[116],"symbols.":[119],"When":[120],"mobile":[122,136,154],"phone":[123,137,155],"communicates":[124],"an":[126,184],"eNodeB":[127,133,151],"first":[130],"time,":[131],"use":[138],"imprinting":[140],"mechanism":[141,175],"establish":[143],"trust":[144],"between":[145,168],"them.":[146],"phase":[149],"share":[156],"information":[157,191],"(e.g.":[158],"time-stamp":[160],"initial":[162],"communication)":[163],"that":[164],"will":[165],"allow":[166],"identification":[167],"them":[169],"order":[171,215],"set-up":[173],"non-fixed":[177,195],"subcarrier":[179,197],"using":[181],"encryption.":[182],"Thus,":[183],"eavesdropper,":[185],"not":[186],"capable":[187],"decrypt":[189],"related":[192],"forced":[200],"perform":[202],"blind":[203],"estimation.":[205],"Our":[206],"focused":[209],"provide":[217],"mechanisms":[219],"transmission":[221],"data.":[224],"The":[225],"theoretical":[226],"analysis":[227],"confirmed":[229],"by":[230],"simulations,":[231],"metrics":[234],"used":[235],"mean":[239],"square":[240],"error,":[241],"bit-error":[243],"rate":[244],"secrecy":[247],"capacity.":[248],"As":[249],"stated":[250],"results":[253],"Section,":[254],"proposed":[256],"scheme":[257],"very":[259],"simple,":[260],"robust,":[262],"strengthening":[263],"privacy":[264]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}