?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Dise%C3%B1o+de+un+sistema+de+encriptaci%C3%B3n+para+contenidos+de+video+y+televisi%C3%B3n+digital&rft.creator=P%C3%A9rez+D%C3%ADaz%2C+Miguel+%C3%81ngel&rft.contributor=Rodr%C3%ADguez+V%C3%A1zquez%2C+Jos%C3%A9+Luis&rft.subject=Telecommunications&rft.description=El+mercado+audiovisual+ha+cambiado+significativamente+en+los+%C3%BAltimos+a%C3%B1os.+Las+primeras+concesiones+de+Televisi%C3%B3n+Privada+se+realizaron+en+torno+a+1990.+En+ese+momento+s%C3%B3lo+Canal%2B+emit%C3%ADa+contenido+encriptado+a+trav%C3%A9s+de+su+se%C3%B1al+de+televisi%C3%B3n+anal%C3%B3gica.+Con+la+aparici%C3%B3n+de+los+sistemas+digitales+de+televisi%C3%B3n+en+sus+versiones+de+Sat%C3%A9lite%2C+Cable+y+Terrestre+los+operadores+comenzaron+a+utilizar+el+sistema+simulcrypt+a+trav%C3%A9s+del+est%C3%A1ndar+DVB.+La+evoluci%C3%B3n+de+las+infraestructuras+de+redes+y+el+acceso+generalizado+a+Internet+ha+hecho+que+el+consumo+de+contenidos+multimedia+haya+variado+significativamente.+Se+pueden+entender+como+nuevos+h%C3%A1bitos+de+consumo+la+visi%C3%B3n+de+contenidos+bajo+demanda%2C+las+plataformas+de+streaming+actuales%2C+la+descarga+de+contenidos+para+poderse+visualizar+offline+y+la+reproducci%C3%B3n+de+estos+contenidos+fuera+del+propio+pa%C3%ADs+del+proveedor+de+acceso+a+internet.+Los+principales+proveedores+de+contenidos+multimedia+han+encontrado+en+la+pirater%C3%ADa+de+series+y+pel%C3%ADculas+su+principal+enemigo.+Por+este+motivo+obligan+a+los+operadores+a+proteger+estos+contenidos+antes+de+ser+entregados+al+usuario+final.+Uno+de+los+principales+motivos+de+este+tipo+de+distribuci%C3%B3n+ilegal+de+contenidos+era+la+imposibilidad+de+acceder+a+muchos+de+ellos+de+manera+legal.+Actualmente+es+m%C3%A1s+sencillo+y+econ%C3%B3mico+el+acceso+a+estas+plataformas+de+streaming.+Aun+as%C3%AD%2C+es+necesario+continuar+protegiendo+contenidos+para+poder+minimizar+los+efectos+negativos+para+estas+empresas+generadoras+de+contenidos.+Los+sistemas+de+encriptaci%C3%B3n+que+se+estudiar%C3%A1n+est%C3%A1n+basados+en+dos+modelos+de+negocio+audiovisual.+El+primero+es+la+difusi%C3%B3n+de+contenidos+a+trav%C3%A9s+de+redes+de+distribuci%C3%B3n+o+Broadcast.+El+segundo+est%C3%A1+relacionado+con+los+servicios+de+streaming+de+las+nuevas+plataformas+digitales+y+su+distribuci%C3%B3n+broadband+tambi%C3%A9n+denominada+%E2%80%9COver+The+Top+%E2%80%93+OTT%E2%80%9D.+Este+proyecto+se+centra+en+el+estudio+de+estos+sistemas+de+encriptaci%C3%B3n%2C+as%C3%AD+como+en+el+dise%C3%B1o+de+un+sistema+de+encriptaci%C3%B3n+para+ambos+tipos+de+transmisi%C3%B3n.+Describe+una+implementaci%C3%B3n+mediante+servidores+virtuales.+La+conclusi%C3%B3n+deja+abierta+una+posible+continuaci%C3%B3n+utilizando+recursos+de+cloud+p%C3%BAblico+en+vez+de+virtualizaci%C3%B3n+en+cloud+privado.+Abstract%3A+Audiovisual+market+has+changed+significantly+in+recent+years.+The+first+Private+Television+concessions+were+made+around+1990.+At+that+time+only+Canal%2B+was+broadcasting+encrypted+content+through+its+analog+television+signal.+With+the+incoming+of+digital+television+systems+in+the+versions+of+Satellite%2C+Cable+and+Terrestrial%2C+Telco+operators+began+to+use+the+simulcrypt+system+through+the+DVB+standard.+The+evolution+of+network+infrastructures+and+widespread+access+to+the+internet%2C+the+consumption+of+multimedia+content+has+varied+significantly.+It+can+be+understood+as+new+habits+the+vision+of+content+on+demand%2C+streaming+platforms%2C+download+of+content+to+be+accessible+offline+and+the+playback+of+these+contents+outside+the+country+ISP.+Providers+of+multimedia+content+have+found+on+piracy+their+main+enemy.+For+this+reason%2C+operators+are+forced+to+protect+these+contents+before+being+delivered+to+the+end+user.+One+of+the+main+reasons+of+this+type+of+illegal+content+distribution+was+the+unavailability+of+some+of+these+contents+in+offered+platforms.+Nowadays+it+is+easier+and+cheaper+to+access+streaming+platforms.+Even+so+it+is+necessary+to+continue+protecting+contents+in+order+to+minimize+the+negative+effects+for+these+content+provider+companies.+The+encryption+systems+that+will+be+studied+are+based+on+two+audiovisual+business+models.+The+first+is+the+broadcast+of+content+through+distribution+networks.+The+second+is+related+to+the+streaming+services+of+the+new+digital+platforms+and+its+broadband+distribution+also+called+%22Over+The+Top+-+OTT%22.+This+project+focuses+on+the+study+of+the+encryption+systems%2C+as+well+as+the+design+of+an+encryption+system+for+both+types+of+transmission.+Describes+an+implementation+using+virtual+servers.+The+conclusion+leaves+open+a+possible+continuation+using+public+cloud+resources+instead+of+virtualization+in+private+cloud.&rft.publisher=E.T.S.I+y+Sistemas+de+Telecomunicaci%C3%83%C2%B3n+(UPM)&rft.rights=http%3A%2F%2Fcreativecommons.org%2Flicenses%2Fby-nc-nd%2F3.0%2Fes%2F&rft.date=2019-07-10&rft.type=info%3Aeu-repo%2Fsemantics%2FbachelorThesis&rft.type=Final+Project&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.language=spa&rft.rights=info%3Aeu-repo%2Fsemantics%2FopenAccess&rft.identifier=http%3A%2F%2Foa.upm.es%2F56943%2F