Cryptography and Network Security Chapter 1 doc

... security detection, security audit trails, security recovery recovery Model for Network Security Model for Network Security Model for Network Security Model for Network Security  using this ... Model for Network Access Security Security Cryptography and Cryptography and Network Security Network Security Chapter 1 Chapter 1 Fourth Edi...

Ngày tải lên: 06/03/2014, 16:20

... 11 13 17 19 23 29 31 37 41 43 47 53 59 2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97 10 1 10 3 10 7 10 9 11 3 12 7 61 67 71 73 79 83 89 97 10 1 10 3 10 7 10 9 11 3 12 7 13 1 13 7 ... 83 89 97 10 1 10 3 10 7 10 9 11 3 12 7 13 1 13 7 13 9 14 9 15 1 15 7 16 3 16 7 17 3 17 9 18 1 19 1 13 1 13 7 13 9 14 9 15 1 15 7...

Ngày tải lên: 06/03/2014, 16:20

... =17 =17 x x 11 =18 7 11 =18 7 "? "? D D ø( ø( n n )=( )=( p– p– 1) ( 1) ( q- q- 1) =16 1) =16 x x 10 =16 0 10 =16 0 @? @?   e e & & gcd(e ,16 0) =1; ... 7 4 4 .7 .7 1 1 = 3.7 = 10 mod 11 = 3.7 = 10 mod 11  eg. eg. 3 3 12 9 12 9 = 3 = 3 12 8 12 8 .3 .3 1 1 = 5.3 = 4 mod 11 = 5.3 = 4 mod 11 Expone...

Ngày tải lên: 06/03/2014, 16:20

... j k l m n o p q r s t u v w x y z 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25  then have Caesar cipher ... 3.4 × 10 38 2 12 7 µs = 5.4 × 10 24 years 5.4 × 10 18 years 16 8 2 16 8 = 3.7 × 10 50 2 16 7 µs = 5.9 × 10 36 years 5.9 × 10 30 years 26 characte...

Ngày tải lên: 06/03/2014, 16:20

...  standard allows any number of bit (1, 8, 64 or standard allows any number of bit (1, 8, 64 or 12 8 etc) to be feed back 12 8 etc) to be feed back  denoted CFB -1, CFB-8, CFB-64, CFB -12 8 etc ... DES K1 K1 (O (O i -1 i -1 ) ) O O -1 -1 = IV = IV  uses: stream encryption on noisy channels uses: stream encryption on noisy channels Output FeedBack (OFB) Output FeedBack (OFB)...

Ngày tải lên: 06/03/2014, 16:20

... Feedback Mode X X i i = E = E Km Km [ [ X X i -1 i -1 ] ] ANSI X9 .17 PRG ANSI X9 .17 PRG Cryptography and Cryptography and Network Security Network Security Chapter 7 Chapter 7 Fourth Edition Fourth ... published collections of random numbers a few published collections of random numbers  Rand Co, in 19 55, published 1 million numbers Rand Co, in 19 55, p...

Ngày tải lên: 06/03/2014, 16:20

... 248 248 97 97 = 16 0 = 16 0 (Alice) (Alice)  K K AB AB = y = y A A x x B B mod 353 = mod 353 = 40 40 233 233 = 16 0 = 16 0 (Bob) (Bob) Cryptography and Cryptography and Network Security Network ... Equivalent Security Equivalent Security Symmetric scheme (key size in bits) ECC-based scheme (size of n in bits) RSA/DSA RSA/DSA (modulus size in bits)...

Ngày tải lên: 15/03/2014, 17:20

... 64 • and q is a prime factor of and q is a prime factor of (p -1) (p -1)  choose choose g = h g = h (p -1) /q (p -1) /q • where where h<p -1, h h<p -1, h (p -1) /q (p -1) /q (mod p) > 1 (mod ... Signature Algorithm Algorithm (DSA) (DSA) Cryptography and Cryptography and Network Security Network Security Chapter 13 Chapter 13 Fourth Ed...

Ngày tải lên: 15/03/2014, 17:20

... S 1 136 010 14 311 5 719 42 812 15 0 510 37 912 1 511 2 613 814 14 835 911 12 610 113 214 4 715 0 709 512 610 3 811 15 211 3 414 CS595 -Cryptography and Network Security Permutation Table q The permutation after each round 25 411 22 63 013 19 932732 14 2482 10 311 85 262 315 1 17 2 812 29 212 0 716 CS595 -Cryptography ... array(i)) 13 2 313 02928 292827262524 25242322 212 0...

Ngày tải lên: 22/03/2014, 14:20

... Wired and Wireless Networks, Kameswari Chebrolu and Bhaskaran Raman, 09 -13 May 2005 Cryptography and Network Security Bhaskaran Raman Department of CSE, IIT Kanpur Reference: Whitfield Diffie and ... Wired and Wireless Networks, Kameswari Chebrolu and Bhaskaran Raman, 09 -13 May 2005 Digital Encryption Standard (DES) 64 bits 64 bits + 64 bits Plain-text Key Cipher-text R1...

Ngày tải lên: 05/03/2014, 23:20