Internet Security - Dang Thanh Binh's Page

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Motion Picture Experts Group 327 MPEG 327 MPI 320, 321 MSP 203 MTU 7, 19, 39 MTU table 7 multicast 22 multicast address 23, 24, 35, 41, 42 multicast backbone 42 multicast host 24 Multicast Open Shortest Path First 55 multicast routers 41 multi-homed bastion host 341 multihomed host 28 multipart/encrypted content type 330, 331 multipart/signed content type 326, 329, 330, 331 multiplexing 20, 47 multiplication inverse 166 multiplicative identity 109 multiplicative inverse 78 Multipurpose Internet Mail Extension 52, 53, 305 name constraints extension 231 name subtree 231 Naming and Directory Services NAT 340, 349, 351 National Bureau of Standards 57 National Institute of Standard and Technology 57 National Security Agency 57 NBS 57 netid 23, 24, 25, 34 network access layer 13 network address resolution 10 network address translator 340, 349 Network File System 50 network interface card 22 network layer 4, 10 network layer protocol 33 network management function Network Management System 53 Network Virtual Terminal 56 Newhall ring 13 next header 38 authentication 40 encrypted security payload 39 fragmentation 39 hop-by-hop option 38 INDEX 399 security parameter index 40 source routing 39 NFS 50 NIC 22 NIST 57 NMS 53 nonce data field 268 nonce payload 261, 268, 275 nonces 261, 268, 275 non-repudiation bit 229 no-renegotiation 301 notification payload 268, 275 Novell Internet Packet Exchange 53 NSA 57 # of SPIs field 270, 275 # of transform 264 NVT ASCII data 325 NVT 325 NVT 56 Oakley key determination protocol 243, 246, 260 object identifier 226, 230, 233 octet-stream 327 offset value 19 OID 226, 230, 233 opad 156, 248 Open PGP message format 329, 330 Open Shortest Path First protocol 7, 54, 55 Open System Interconnect model 8 OpenPGP digital signature 330, 331 options 44 ORA 201, 213, 214, 218 order digest 359 order information 359 order message 359, 374 Organisational Registration Authority 201, 214 OSI model 4, 8 OSPF 7, 54, 55 outbound traffic 341 Outer CBC 74, 75 outer IP header 253, 258 outer padding 156, 248 output module 31 outside signature 336 overall length field 18 PAA 210, 213, 217 packet 2, 6
400 INDEX packet filter 339, 341, 343, 344, 345 packet filtering router 351 packet filtering rule 346 packet header 348 packet length 314 packet mode terminal 4 packet tag 313 packet-by-packet basis packet-filtering firewall 344, 349 packet-switching network 5, 16 packet-switching protocol 4 padded message 138 parity bit 58 passphrase 322 path validation algorithm 240 path validation module 240 Path-vector routing 55 payload length 38 payment authorization 374 payment authorization service 357 payment capture 376 payment card 356 payment card account 357 payment card authorisation 357 payment card brand 356 payment card certificate 357 payment card transaction 357 payment digest 359 payment gateway 357, 373, 374 payment gateway public key 376 payment gateway’s key 374 payment integrity 359 payment message payment processing 359, 374 PCA name 241 PCA 201, 210, 211, 212, 213, 217 PCMCIA card 222 peer-to-peer communication 12 PEM CRL format 203 pending read state 278 pending write state 278 perimeter 339 perimeter network 343 periodic timer 55 Perl 49 PGP 14, 71, 76, 208, 305, 306, 308, 310 PGP 5.x 323 PGP 5.x key 319 PGP packet structure 315 message packet 315, 319 session key packet 317, 318, 319 signature packet 316, 318, 319 phase 1 exchange 263, 270 P-hash 296 physical address 10, 22, 28 physical layer 4, 9, 10 PKI 201, 210 PKIX 219, 222, 332 plaintext 58 P-MD5 297 point at infinity 191, 192, 193 point-to-point encryption Point-to-Point Protocol 3 Point-to-Point Tunnelling Protocol 344 Policy Approval Authority 210, 217 Policy Certification Authority 201 policy constrains extension 232, 240 policy mapping extension 230, 232, 239 policy-making state variable 240 polynomial modulo POP3 14, 51, 52, 325 109 port number 42 Post Office Protocol 14 Post Office Protocol version 3 52 PostScript 327 PPP 3 PPP frame 3 PPTP 344 PRBS state transition function 133 precedence 17, 18 premaster secret 288, 290, 292 preoutput block 68, 70 presentation layer 11 Pretty Good Privacy 14, 76, 208, 305 PRF 296 primary ring 3 prime factor 179, 182, 185 Prime factorisation 172 prime field 162, 187 prime number 161, 165 primitive element 161 priority 37 Privacy Enhanced Mail(PEM) 14 private key 166, 172, 198 private-key usage period extension 229 proposal # field 264 proposal payload 264 proposal-id field 264 TEAMFLY Team-Fly ®
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TEAMFLY
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Internet Security
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Copyright © 2003 John Wiley & Sons
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vi CONTENTS 2.3 World Wide Web 47 2
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viii CONTENTS 5.6 The Elliptic Curv
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x CONTENTS 10.2.5 De-militarised Zo
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Preface The Internet is global in s
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PREFACE xv Policy Approval Authorit
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PREFACE xvii classified into three
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1 Internetworking and Layered Model
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INTERNETWORKING AND LAYERED MODELS
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Layer No. 7 6 5 4 3 2 1 OSI Layer A
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2 TCP/IP Suite and Internet Stack P
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TCP/IP SUITE AND INTERNET STACK PRO
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Class A Class B Class C Class D Cla
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H Host H TCP/IP SUITE AND INTERNET
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Bits IP header TCP/IP SUITE AND INT
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3 Symmetric Block Ciphers This chap
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S-boxes L i−1 S 1 L i SYMMETRIC B
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K 1 48 bits K 2 48 bits K 16 48 bit
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Table 3.4 Initial permutation (IP)
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SYMMETRIC BLOCK CIPHERS 65 Table 3.
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SYMMETRIC BLOCK CIPHERS 67 This 48-
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SYMMETRIC BLOCK CIPHERS 69 The 48-b
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SYMMETRIC BLOCK CIPHERS 71 Thus, th
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SYMMETRIC BLOCK CIPHERS 73 Round K1
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SYMMETRIC BLOCK CIPHERS 75 Example
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64-bit plaintext X 1 X 2 X 3 X 4 Ro
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SYMMETRIC BLOCK CIPHERS 81 The outp
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SYMMETRIC BLOCK CIPHERS 83 the corr
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SYMMETRIC BLOCK CIPHERS 87 of S and
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Step 3 i = j = 0; A = B = 0; SYMMET
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3.3.3 Encryption SYMMETRIC BLOCK CI
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A SYMMETRIC BLOCK CIPHERS 93 A B
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3.4 RC6 Algorithm SYMMETRIC BLOCK C
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Mixing in the secret key S A = B =
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Magic constants: Pw = b7e15163 Qw =
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A = ((A − S[2i]) >>> u) ⊕ t } D
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Converting the secret key from byte
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The final decrypted plaintext is: b
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Thus, the final decrypted plaintext
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Multiplication SYMMETRIC BLOCK CIPH
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where c0 = a0b0 c1 = a1b0 ⊕ a0b1
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Rcon[2] = [x 1 , {00}, {00}, {00}]
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Table 3.16 AES key expansion i Temp
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SYMMETRIC BLOCK CIPHERS 117 ShiftRo
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Start of round After SubByte SYMMET
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SYMMETRIC BLOCK CIPHERS 121 Figure
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4 Hash Function, Message Digest and
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M = 64 bits C 0 = 28 bits D 0 = 28
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HASH FUNCTION, MESSAGE DIGEST AND H
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⊕ : Bit-by-bit XORing of 16-bit s
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P(Ω 1 )
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K r : Concatenation IP : Initial pe
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a b c d HASH FUNCTION, MESSAGE DIGE
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H2 = 98badcfe H3 = 10325476 H4 = c3
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opad 160 bits (SHA-1) 128 bits (MD5
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5 Asymmetric Public-key Cryptosyste
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User A Generate secret random integ
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ASYMMETRIC PUBLIC-KEY CRYPTOSYSTEMS
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Message m −1 E p q ASYMMETRIC PUB
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Message m −1 User A A′ private
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To decipher the message m, first co
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a q ≡ 1(modp) a ASYMMETRIC PUBLIC
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Receiver: (verifying) Compute: w
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� y2 − y1 x3 = ASYMMETRIC PUBLI
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The square of the integers in Z ∗
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and y3 = x2 1 + � x1 + y1 = α 12
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6 Public-key Infrastructure This ch
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PUBLIC-KEY INFRASTRUCTURE 203 LDAP
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Session key DES Plaintext m One-way
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PUBLIC-KEY INFRASTRUCTURE 207 Let u
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PUBLIC-KEY INFRASTRUCTURE 209 sent
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Publication of PAA’s public key G
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PUBLIC-KEY INFRASTRUCTURE 213 • P
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Carry out identification and authen
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PUBLIC-KEY INFRASTRUCTURE 217 With
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PUBLIC-KEY INFRASTRUCTURE 219 The s
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6.4.4 X.500 Distinguished Naming PU
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PUBLIC-KEY INFRASTRUCTURE 223 certi
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PUBLIC-KEY INFRASTRUCTURE 225 • I
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Certificate fields v1 = v2 = v3 (fo
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PUBLIC-KEY INFRASTRUCTURE 229 CRL s
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Subject directory attributes extens
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PUBLIC-KEY INFRASTRUCTURE 233 the s
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PUBLIC-KEY INFRASTRUCTURE 235 • S
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PUBLIC-KEY INFRASTRUCTURE 237 not h
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6.7.1 Basic Path Validation PUBLIC-
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PUBLIC-KEY INFRASTRUCTURE 241 It is
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244 INTERNET SECURITY The set of se
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246 INTERNET SECURITY • Key manag
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248 INTERNET SECURITY 7.1.3 Hashed
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250 INTERNET SECURITY A B C D IV 67
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252 INTERNET SECURITY Next header (
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254 INTERNET SECURITY IPv4 IPv4 IPv
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256 INTERNET SECURITY within a 32-b
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258 INTERNET SECURITY addresses, wh
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260 INTERNET SECURITY If authentica
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262 INTERNET SECURITY 1 bit Next pa
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264 INTERNET SECURITY The Situation
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266 INTERNET SECURITY The Identific
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268 INTERNET SECURITY The Hash Data
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270 INTERNET SECURITY The Domain of
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272 INTERNET SECURITY to the exchan
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274 INTERNET SECURITY When a Key Ex
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276 INTERNET SECURITY When a Notifi
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278 INTERNET SECURITY SSL Handshake
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280 INTERNET SECURITY SSL record he
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282 INTERNET SECURITY SSLCompressed
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284 INTERNET SECURITY • bad-certi
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286 INTERNET SECURITY - Random: Thi
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288 INTERNET SECURITY Note that Dis
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290 INTERNET SECURITY The finished
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292 INTERNET SECURITY key_block = M
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294 INTERNET SECURITY opad 160 bits
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296 INTERNET SECURITY - A B C D IV
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298 INTERNET SECURITY The PRF is th
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300 INTERNET SECURITY HMAC SHA1(S2,
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302 INTERNET SECURITY 8.3.4 Certifi
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9 Electronic Mail Security: PGP, S/
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ELECTRONIC MAIL SECURITY: PGP, S/MI
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Message packet M T FN H(M) ELECTRON
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Definition of multipart/encrypted:
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From: myrhee@tsp.snu.ac.kr To: kiis
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SignatureAlgorithmIdentifier ELECTR
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340 INTERNET SECURITY conform to a
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342 INTERNET SECURITY existing on a
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344 INTERNET SECURITY 10.2.7 VPN So
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346 INTERNET SECURITY Table 10.1 Te
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Page 386 and 387: Example 11.2 Message Integrity Chec
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Page 405 and 406: 384 INTERNET SECURITY 17. Borman, D
Page 407 and 408: 386 INTERNET SECURITY 60. Harkins,
Page 409 and 410: 388 INTERNET SECURITY 106. Metzger,
Page 411 and 412: 390 INTERNET SECURITY 163. Wijnen,
Page 413 and 414: 392 INDEX Authentication Header 243
Page 415 and 416: 394 INDEX delete payload 269, 275,
Page 417 and 418: 396 INDEX HTML tag 49 ending tag 49
Page 419: 398 INDEX Java 48, 49 Joint Photogr
Page 423 and 424: 402 INDEX secure payment processing
Page 425 and 426: 404 INDEX transform # field 264, 27
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