Internet Security Cryptographic Principles, Algorithms and Protocols - Chapter 0 potx

... 0- 4 7 0- 8 528 5-2 (alk. paper)1. Internet – Security measures. 2. Data encryption (Computer Science) 3. Public key cryptography.I. Title.TK5 105 .875.I57 .R447 200 3 -0 2 -0 5 00 58.2 – dc21 200 219 105 0British ... Cataloging-in-Publication DataRhee, Man Young. Internet security : cryptographic principles, algorithms, and protocols / Man Young Rhee.p. cm.Includes bibliographical references and index.ISBN 0- 4 7 0- 8 528 5-2 ... each one used for paper production. Internet Security Internet Security Cryptographic Principles, Algorithms and Protocols Man Young RheeSchool of Electrical and Computer EngineeringSeoul National...

Internet Security Cryptographic Principles, Algorithms and Protocols - Chapter 6 potx

... and a prospective certificate subject. In the long run, the Internet Security. Edited by M.Y. Rhee 200 3 John Wiley & Sons, Ltd ISBN 0- 4 7 0- 8 528 5-2 PUBLIC-KEY INFRASTRUCTURE 2216.4.4 X. 500 ... X. 500 to fulfil thisrole. Since the X. 500 technology is somewhat complex, adoption of X. 500 was slowerthan expected until the mid-1990s. Nevertheless, deployment of X. 500 within large enter-prises ... cryptographic algorithms. X. 500 specifies the directory service. X. 509 describes the authentication service usingthe X. 500 directory. A standard certificate format of X. 509 which was defined by ITU-TX. 509 ...

Internet Security Cryptographic Principles, Algorithms and Protocols - Chapter 10 potx

... SourceIPSourceportDestinationIPDestinationportProtocol1 Allow 192.168. 10. 0 * * 21 TCP2 Block * 20 192.168. 10. 0< 102 4 TCP3 Allow * 20 192.168. 10. 0 * TCPACK= 13 40 INTERNET SECURITY conform to a filtering specification, ... M.Y. Rhee 200 3 John Wiley & Sons, Ltd ISBN 0- 4 7 0- 8 528 5-2 INTERNET FIREWALLS FOR TRUSTED SYSTEMS 349 10. 3.2 Circuit-Level GatewaysThe circuit-level gateway represents a proxy server that statically ... Send-mail is very actively supported on security issues, and has both an advantage and adisadvantage. Table 10. 3 displays some examples of SMTP packet-filtering rule sets.352 INTERNET SECURITY Internal...

Internet Security Cryptographic Principles, Algorithms and Protocols - Chapter 1 pptx

... value of 03 (00 00 001 1).• Protocol field: This is a two-byte field whose value is 00 21 (00 00 000 0 00 10 000 1)for TCP/IP.• Data field: The data field ranges up to 1 500 bytes.• CRC: This is a two-byte ... restructured to create the Internet Research Task Force (IRTF)along with the IETF. Internet Security. Edited by M.Y. Rhee 200 3 John Wiley & Sons, Ltd ISBN 0- 4 7 0- 8 528 5-2 10 INTERNET SECURITY data into ... by ANSI and ITU-T. It supports data rates of 100 Mbps and provides a high-speed alternative to Ethernet and token ring. When FDDIwas designed, the data rate of 100 Mbps required fibre-optic cable.The...

Internet Security Cryptographic Principles, Algorithms and Protocols - Chapter 2 pdf

... AND INTERNET STACK PROTOCOLS 214, 5, and 0: 01 000 101 00 000 000 28: 00 000 000 00 011 100 1: 00 000 000 00 000 001 0 and 0: 00 000 000 00 000 000 4 and 17: 00 000 100 00 0 100 01 0: 00 000 000 00 000 000 10. 12: 00 001 0 10 ... 100 01 101 00 001 1 10 000 001 01 00 0 101 11Mask : 11111111 11111111 00 000 000 00 000 000 Network address : 100 01 101 00 001 1 10 000 000 00 000 000 00 (2) With subnettingIP address : 100 01 101 00 001 1 10 000 001 01 ... 00 000 000 10. 12: 00 001 0 10 000 01 100 14.5: 00 001 1 10 000 001 0112.6: 00 001 100 00 000 1 10 7.9: 00 000 111 00 001 001 Sum: 01 1 101 00 0 100 11 10 ∗Checksum: 100 0 101 1 101 100 01• Source IP address (32 bits): This 32-bit ﬁeld...

Internet Security Cryptographic Principles, Algorithms and Protocols - Chapter 3 ppt

... d02f880f 76e 505 56 e1f57f 20 040efeb015 4c0793b9 d02f880f 7dcf4468 e1f57f 20 16 1eea2af6 4c0793b9 671ab0 20 7dcf446817 aebf8fe0 1eea2af6 4c5 209 fc 671ab0 20 18 0fbe58ad aebf8fe0 8212 204 7 4c5 209 fc19 d06e83c5 ... 74cc2d 40 8dfa1819 23c3a85214 74cc2d 40 3cfc9386 23c3a852 9 905 0d 00 15 3cfc9386 f0cd5 501 9 905 0d 00 4f93af7216 f0cd5 501 f3d82818 4f93af72 09 6f38cb17 f3d82818 1e 600 aa7 09 6f38cb 13e79bec18 1e 600 aa7 ... 6bc34455 ec6d1ab89 ec6d1ab8 d0d 104 23 10 d0d 104 23 56a0e 201 11 56a0e 201 b6c7372612 b6c73726 6ff2ef 60 13 6ff2ef 60 f04bf1ad14 f04bf1ad f0d355 30 15 f0d355 30 07b5cf7416 07 b5cf74 09 ef5b69The preoutput...

Internet Security Cryptographic Principles, Algorithms and Protocols - Chapter 4 pps

... ef938cee 84dd1b 00 5b3b8996 cb172ad4M= 1a7fd53b 4c 800 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 028h = H(M, ... 36363636M= 1a7fd53b 4c 800 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 228i||M: 07 cc4654 f26725d5 104 fcb25 6581245236363636 ... 4c 800 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 000 00 000 228HASH FUNCTION, MESSAGE DIGEST AND HMAC 143(1) First-word...

Internet Security Cryptographic Principles, Algorithms and Protocols - Chapter 5 ppt

... characterBlank00E05 J 10O15 T 20Y25A 01 F 06 K 11 P 16 U 21 Z 26B 02 G07 L 12Q17V22C 03 H 08 M 13 R 18 W 23D 04 I 09 N 14 S 19 X 241 90 INTERNET SECURITY Example 5.15 Let p = 17. Choose a = 1 and b ... = (09 1 406 15181 301 200 9151 400 1 905 03211 809 202 5)Choose p = 47 and q = 71.Thenn = pq = 47 ×71 = 3337φ(n) = (p − 1)(q −1) = 46 × 70 = 32 20 Break the message m into blocks of four digits each: 09 14 ... decryption keyd = 101 9 such that:m ≡ cd(mod n) ≡ 15 70 101 9(mod 3337)m = (15 70) 512× (15 70) 256× (15 70) 128× (15 70) 64× (15 70) 32× (15 70) 16× (15 70) 8× (15 70) 2× (15 70) = 392 500 0 (mod 3337)...

Internet Security Cryptographic Principles, Algorithms and Protocols - Chapter 7 docx

... Algorithms for authentication and encryption Internet Security. Edited by M.Y. Rhee 200 3 John Wiley & Sons, Ltd ISBN 0- 4 7 0- 8 528 5-2 262 INTERNET SECURITY Initiator cookie(64 bits)Responder ... expressed as follows:HMAC= H[(K ⊕opad)||H [(K ⊕ ipad)||M]]whereipad= 00 1 101 10( 0x36) repeated 64 times (512 bits)opad= 01 011 100 (0x5c) repeated 64 times (512 bits)ipad is inner padding opad is outer ... the end ofK to create a b-byte string (i.e. if K = 1 60 bits in length and b = 512 bits, then K will be appended with 352 zero bits or 44 zero bytes 0x 00) .2 70 INTERNET SECURITY The Domain of Interpretation...

Internet Security Cryptographic Principles, Algorithms and Protocols - Chapter 8 pdf

... (H1 and H ): Cryptographic hash algorithm;either MD5 or SHA-1Pad-1: The byte 0x36 (00 11 01 10) repeated48 times (384 bits) for MD5 and 40 times (3 20 bits) for SHA-1Pad-2: The byte 0x5C (01 01 ... c3d2e1f0H [(K ⊕ipad)||M] 8efeef 30 f64b360f 77fd8236 273f0784 613bbd4bH [(K ⊕opad)||H [(K ⊕ipad)||M]]31db10b8 ed3468 50 d0f0b7dd 50fd71f4 2dacd24cHMAC–SHA-1 = 0x 31 db10b8 ed3468 50 d0f0b7dd 50fd71f4 ... in RFC 2 104 . HMAC was fully discussed in Chapters 4 and 7 and deﬁned as:HMAC= H [(K ⊕ opad)||H [(K ⊕ipad)||M]]whereipad= 00 1 101 10( 0x36) repeated 64 times (512 bits)opad= 01 011 100 (0x5c) repeated...

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