Bảo mật thông tin ở lớp vật lý giao thức hiệu quả và đánh giá hiệu năng

HC VIN CặNG NGH BìU CHãNH VIN THặNG CHU TIN DễNG BO MT THặNG TIN é LẻP VT Lị: GIAO THÙC HI›U QUƒ V€ •NH GI• HI›U N‹NG LUŠN •N TI˜N Sž Kß THUŠT H€ NËI - 2019 HÅC VI›N CặNG NGH BìU CHãNH VIN THặNG CHU TIN DễNG BO MT THặNG TIN é LẻP VT Lị: GIAO THC HIU QU V ãNH GIã HIU NNG Chuyản ng nh: Kò THUT VIN THặNG M số: 9.52.02.08 LUN ãN TIN S Kò THUT NGìI HìẻNG DN KHOA HC: PGS TS V NGUY™N QC BƒO TS NGUY™N L×ÌNG NHŠT H€ NËI - 2019 LÍI CAM OAN Tỉi xin cam oan c¡c k¸t quÊ trẳnh b y luên Ăn l cổng trẳnh nghiản cựu cừa tổi dữợi sỹ hữợng dăn cừa cĂc giĂo viản hữợng dăn CĂc số liằu, kát quÊ trẳnh b y luªn ¡n l ho n to n trung thỹc v chữa ữủc cổng bố bi bĐt ký tĂc giÊ n o hay bĐt ký cổng trẳnh n o trữợc Ơy CĂc kát quÊ sỷ dửng tham khÊo Ãu  ữủc trẵch Ưy v theo úng quy ành H Nëi, ng y th¡ng n«m 2019 T¡c giÊ Chu Tián Dụng LI CM èN Trong quĂ trẳnh nghiản cựu v ho n th nh luên Ăn n y, tĂc giÊ Â nhên ữủc nhiÃu sỹ giúp ù v õng gõp quỵ bĂu Ưu tiản, tĂc giÊ xin b y tọ lỏng cÊm ỡn sƠu s-c tợi PGS TS Vó Nguyạn Quốc BÊo v TS Nguyạn Lữỡng Nhêt  hữợng dăn, nh hữợng nghiản cựu khoa hồc, giúp ù tĂc giÊ quĂ trẳnh nghiản cựu v ho n th nh luên Ăn TĂc giÊ xin chƠn th nh cÊm ỡn Ban GiĂm ốc, Hởi ỗng khoa hồc, Hởi ỗng tián sắ, Khoa Quốc Tá v o TÔo Sau Ôi hồc, Khoa Viạn Thổng - Hồc Viằn Cổng Nghằ Bữu Chẵnh Viạn Thổng  tÔo iÃu kiằn thuên lđi º t¡c gi£ ho n th nh luªn ¡n T¡c gi£ cơng xin c£m ìn thõ tr÷ðng Bë T÷ lằnh Thổng Tin Liản LÔc v Trữớng Sắ Quan Thổng Tin l ỡn v chừ quÊn,  tÔo iÃu kiằn cho tĂc giÊ tham gia nghiản cựu v hồc têp thíi gian l m nghi¶n cùu sinh Ci cịng, t¡c gi£ xin b y tä láng bi¸t ìn ¸n gia ẳnh, bÔn b, cĂc ỗng chẵ, ỗng nghiằp  luổn ởng viản, chia s, giúp ù tĂc giÊ vữủt qua cĂc khõ khôn và mồi mt Ôt ữủc nhỳng kát quÊ nghiản cựu nhữ ng y hổm H Nëi, ng y th¡ng n«m 2019 T¡c gi£ Chu Ti¸n Dơng MƯC LƯC MƯC LƯC DANH MƯC C•C TØ VI˜T T•T iv DANH MÖC HœNH V“ vi DANH MƯC KÞ HI›U TO•N HÅC MÐ x †U Chữỡng TấNG QUAN V THặNG TIN Vặ TUYN V BO AN TON THặNG TIN é LẻP VT LÞ ƒM 15 1.1 B£o mªt thỉng tin h» thèng thỉng tin vỉ tuy¸n 15 1.2 CĂc tham số hiằu nông bÊo mêt 19 1.2.1 Dung lữủng bÊo mêt 19 1.2.2 X¡c su§t dung lữủng bÊo mêt khĂc khổng 21 1.2.3 X¡c su§t døng b£o mªt 22 1.3 Truy·n thỉng hđp t¡c 24 1.3.1 Phữỡng phĂp chuyn tiáp vổ tuyán 27 1.3.2 K thuêt xỷ lỵ tẵn hiằu chuyºn ti¸p vỉ tuy¸n 29 1.3.3 CĂc phữỡng phĂp lỹa chồn nút chuyn tiáp 31 1.4 Vổ tuyán nhên thực 32 1.4.1 Mổ hẳnh mÔng vổ tuyán nhên thực dÔng nÃn - Underlay 34 1.4.2 Mæ hẳnh mÔng vổ tuyán nhên thực dÔng an xen - Interweave 34 1.4.3 Mổ hẳnh mÔng vổ tuyán nhên thực dÔng chỗng chêp - Overlay 35 i ii 1.5 Kát luên chữỡng 35 Chữỡng PHN TãCH HIU NNG BO MT CếA H THẩNG Vặ TUYN TRUYN THặNG A CHãNG 36 2.1 MÔng vổ tuyán nhên thực chuyºn ti¸p a ch°ng 36 2.1.1 C¡c nghi¶n cùu li¶n quan 36 2.1.2 Mổ hẳnh hằ thống xuĐt à 37 2.1.3 PhƠn tẵch hiằu n«ng h» thèng 41 2.1.4 Mæ phäng v ¡nh gi¡ k¸t qu£ 46 2.2 MÔng chuyn tiáp a chng vợi phƯn cựng khổng lỵ tững 51 2.2.1 C¡c nghi¶n cùu li¶n quan 51 2.2.2 Mỉ h¼nh h» thèng xu§t à 53 2.2.3 PhƠn tẵch hi»u n«ng h» thèng 56 2.2.4 Mæ phäng v ¡nh gi¡ k¸t qu£ 58 2.3 Kát luên chữỡng 64 Ch÷ìng PHN TãCH HIU NNG BO MT CếA H THẩNG Vặ TUYN TRUYN THặNG HẹP TãC 66 3.1 GƠy nhiạu v chuyn tiáp cõ lỹa chồn mÔng truyÃn thổng hủp tĂc hai ch°ng 66 3.1.1 C¡c nghi¶n cùu li¶n quan 66 3.1.2 Mổ hẳnh hằ thống xuĐt · 68 3.1.3 PhƠn tẵch hiằu nông hằ thống 72 3.1.4 Mỉ phäng v ¡nh gi¡ k¸t qu£ 80 iii 3.2 BÊo mêt mÔng vổ tuyán hủp tĂc kát hủp k thuêt thu thêp nông lữủng 86 3.2.1 C¡c nghi¶n cùu li¶n quan 86 3.2.2 Mỉ h¼nh h» thèng · 87 xu§t 3.2.3 PhƠn tẵch hiằu nông h» thèng 90 3.2.4 Mæ phäng v ¡nh gi¡ k¸t qu£ 94 3.3 Kát luên chữỡng 97 Chữỡng PHN TãCH HIU N‹NG BƒO MŠT CÕA H› THÈNG VỈ TUY˜N TRUY—N THỈNG HẹP TãC TRONG IU KIN THặNG TIN TRNG THãI KNH TRUY—N KHỈNG HO€N HƒO 99 4.1 C¡c nghi¶n cùu li¶n quan 99 4.2 nh hững cừa kảnh truyÃn khổng lỵ tững ối vợi hiằu nông bÊo mêt cừa mÔng chuyn tiáp 101 4.2.1 Mỉ h¼nh h» thèng 101 4.2.2 PhƠn tẵch hiằu nông hằ thống 106 4.2.3 Mỉ phäng v ¡nh gi¡ k¸t qu£ 108 4.3 K¸t luên chữỡng 114 K˜T LUŠN 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