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Applied Cryptography
Protocols, Algorithms and Source Code in C
Buch von Bruce Schneier
Sprache: Englisch

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Beschreibung

Praise for Applied Cryptography

"This book should be on the shelf of any computer professional involved in the use or implementation of cryptography."
-- IEEE Software

"An encyclopedic survey ... could well have been subtitled 'The Joy of Encrypting' ... a useful addition to the library of any active or would-be security practitioner."
-- Cryptologia

"...the best introduction to cryptography I've ever seen...The book the National Security Agency wanted never to be published..."
-- Wired magazine

"...easily ranks as one of the most authoritative in its field..."
-- PC magazine

"...monumental...fascinating...comprehensive...the definitive work on cryptography for computer programmers..."
-- Dr. Dobb's journal

Written by the world's most renowned security technologist this special Anniversary Edition celebrates 20 years for the most definitive reference on cryptography ever published, Applied Cryptography, Protocols, Algorithms, and Source Code in C. Inside security enthusiasts will find a compelling introduction by author Bruce Schneider written specifically for this keepsake edition.

Included in this edition:

  • Exclusive forward by Bruce Schneier
  • Ways to defeat the key escrow mechanism
  • Encryption algorithms, including algorithms from the former Soviet Union and South Africa, and the RC4 stream cipher
  • Protocols for digital signatures, authentication, secure elections, digital cash, and more
  • Detailed information on key management and cryptographic implementations

Praise for Applied Cryptography

"This book should be on the shelf of any computer professional involved in the use or implementation of cryptography."
-- IEEE Software

"An encyclopedic survey ... could well have been subtitled 'The Joy of Encrypting' ... a useful addition to the library of any active or would-be security practitioner."
-- Cryptologia

"...the best introduction to cryptography I've ever seen...The book the National Security Agency wanted never to be published..."
-- Wired magazine

"...easily ranks as one of the most authoritative in its field..."
-- PC magazine

"...monumental...fascinating...comprehensive...the definitive work on cryptography for computer programmers..."
-- Dr. Dobb's journal

Written by the world's most renowned security technologist this special Anniversary Edition celebrates 20 years for the most definitive reference on cryptography ever published, Applied Cryptography, Protocols, Algorithms, and Source Code in C. Inside security enthusiasts will find a compelling introduction by author Bruce Schneider written specifically for this keepsake edition.

Included in this edition:

  • Exclusive forward by Bruce Schneier
  • Ways to defeat the key escrow mechanism
  • Encryption algorithms, including algorithms from the former Soviet Union and South Africa, and the RC4 stream cipher
  • Protocols for digital signatures, authentication, secure elections, digital cash, and more
  • Detailed information on key management and cryptographic implementations
Über den Autor

Bruce Schneier is an internationally renowned security technologist, called a "security guru" by The Economist. He is the author of twelve books?including his seminal work, Applied Cryptography: Protocols, Algorithms, and Source Code in C, and Secrets & Lies: Digital Security in a Networked World as well as hundreds of articles, essays, and academic papers. His influential newsletter "Crypto-Gram" and blog "Schneier on Security" are read by over 250,000 people. Schneier is a fellow at the Berkman Center for Internet and Society at Harvard Law School, a program fellow at the New America Foundation's Open Technology Institute, a board member of the Electronic Frontier Foundation, and an Advisory Board member of the Electronic Privacy Information Center. He is also the Chief Technology Officer of Resilient Systems, Inc. You can read his blog, essays, andacademic papers at [...] He tweets at [...]

Inhaltsverzeichnis

CONTENTS

INTRODUCTION XIII

FOREWORD BY WHITFIELD DIFFIE XVII

PREFACE XXI

HOW TO READ THIS BOOK XXII

ACKNOWLEDGMENTS XXIV

ABOUT THE AUTHOR XXV

1 FOUNDATIONS 7

1.1 TERMINOLOGY 1

1 .2 STEGANOGRAPHY 9

1.3 SUBSTITUTION CIPHERS AND TRANSPOSITION CIPHERS 10

1.4 SIMPLE XOR 13

1.5 ONE-TIME PADS 15

1.6 COMPUTER ALGORITHMS 17

1.7 LARGE NUMBERS 17

PART I CRYPTOGRAPHIC PROTOCOLS

2 PROTOCOL BUILDING BLOCKS 27

2.1 INTRODUCTION TO PROTOCOLS 21

2.2 COMMUNICATIONS USING SYMMETRIC CRYPTOGRAPHY 28

2.3 ONE-WAY FUNCTIONS 29

2.4 ONE-WAY HASH FUNCTIONS 30

2.5 COMMUNICATIONS USING PUBLIC-KEY CRYPTOGRAPHY 31

2.6 DIGITAL SIGNATURES 34

2.7 DIGITAL SIGNATURES WITH ENCRYPTION 47

2.8 RANDOM AND PSEUDO-RANDOM SEQUENCE GENERATION 44

3 BASIC PROTOCOLS 47

3.1 KEY EXCHANGE 47

3.2 AUTHENTICATION 52

3.3 AUTHENTICATION AND KEY EXCHANGE 56

3.4 FORMAL ANALYSIS OF AUTHENTICATION AND KEY-EXCHANGE PROTOCOLS 65

3.5 MULTIPLE-KEY PUBLIC-KEY CRYPTOGRAPHY 68

3.6 SECRET SPLITTING 70

3.7 SECRET SHARING 71

3.8 CRYPTOGRAPHIC PROTECTION OF DATABASES 73

4 INTERMEDIATE PROTOCOLS 75

4.1 TIMESTAMPING SERVICES 75

4.2 SUBLIMINAL CHANNEL 79

4.3 UNDENIABLE DIGITAL SIGNATURES 81

4.4 DESIGNATED CONFIRMER SIGNATURES 82

4.5 PROXY SIGNATURES 83

4.6 GROUP SIGNATURES 84

4.7 FAIL-STOP DIGITAL SIGNATURES 85

4.8 COMPUTING WITH ENCRYPTED DATA 85

4.9 BIT COMMITMENT 86

4.10 FAIR COIN FLIPS 89

4.11 MENTAL POKER 92

4.12 ONE-WAY ACCUMULATORS 95

4.13 ALL-OR-NOTHING DISCLOSURE OF SECRETS 96

4.14 KEY ESCROW 97

5 ADVANCED PROTOCOLS 101

5.1 ZERO-KNOWLEDGE PROOFS 101

5.2 ZERO-KNOWLEDGE PROOFS OF IDENTITY 109

5.3 BLIND SIGNATURES 112

5.4 IDENTITY-BASED PUBLIC-KEY CRYPTOGRAPHY 115

5.5 OBLIVIOUS TRANSFER 226

5.6 OBLIVIOUS SIGNATURES 227

5.7 SIMULTANEOUS CONTRACT SIGNING 228

5.8 DIGITAL CERTIFIED MAIL 122

5.9 SIMULTANEOUS EXCHANGE OF SECRETS 123

6 ESOTERIC PROTOCOLS 125

6.1 SECURE ELECTIONS 125

6.2 SECURE MULTIPARTY COMPUTATION 234

6.3 ANONYMOUS MESSAGE BROADCAST 237

6.4 DIGITAL CASH 239

PART II CRYPTOGRAPHIC TECHNIQUES

7 KEY LENGTH 151

7.1 SYMMETRIC KEY LENGTH 151

7.2 PUBLIC-KEY KEY LENGTH 158

7.3 COMPARING SYMMETRIC AND PUBLIC-KEY KEY LENGTH 165

7.4 BIRTHDAY ATTACKS AGAINST ONE-WAY HASH FUNCTIONS 165

7.5 HOW LONG SHOULD A KEY BE? 166

7.6 CAVEAT EMETOR 168

8 KEY MANAGEMENT 169

8.1 GENERATING KEYS 170

8.2 NONLINEAR KEYSPACES 175

8.3 TRANSFERRING KEYS 176

8.4 VERIFYING KEYS 178

8.5 USING KEYS 179

8.6 UPDATING KEYS 180

8.7 STORING KEYS 180

8.8 BACKUP KEYS 181

8.9 COMPROMISED KEYS 182

8.10 LIFETIME OF KEYS 183

8.11 DESTROYING KEYS 181

8.12 PUBLIC-KEY KEY MANAGEMENT 185

9 ALGORITHM TYPES AND MODES 189

9.1 ELECTRONIC CODEBOOK MODE 189

9.2 BLOCK REPLAY 191

9.3 CIPHER BLOCK CHAINING MODE 193

9.4 STREAM CIPHERS 197

9.5 SELF-SYNCHRONIZING STREAM CIPHERS 198

9.6 CIPHER-FEEDBACK MODE 200

9.7 SYNCHRONOUS STREAM CIPHERS 202

9.8 OUTPUT-FEEDBACK MODE 203

9.9 COUNTER MODE 205

9.10 OTHER BLOCK-CIPHER MODES 206

9.11 CHOOSING A CIPHER MODE 208

9.12 INTERLEAVING 210

9.13 BLOCK CIPHERS VERSUS STREAM CIPHERS 210

10 USING ALGORITHMS 213

10.1 CHOOSING AN ALGORITHM 214

10.2 PUBLIC-KEY CRYPTOGRAPHY VERSUS SYMMETRIC CRYPTOGRAPHY 216

10.3 ENCRYPTING COMMUNICATIONS CHANNELS 216

10.4 ENCRYPTING DATA FOR STORAGE 220

10.5 HARDWARE ENCRYPTION VERSUS SOFTWARE ENCRYPTION 223

10.6 COMPRESSION, ENCODING, AND ENCRYPTION 226

10.7 DETECTING ENCRYPTION 226

10.8 HIDING CIPHERTEXT IN CIPHERTEXT 227

10.9 DESTROYING INFORMATION 228

PART III CRYPTOGRAPHIC ALGORITHMS

11 MATHEMATICAL BACKGROUND 233

11.1 INFORMATION THEORY 233

11.2 COMPLEXITY THEORY 237

11.3 NUMBER THEORY 242

11.4 FACTORING 255

11.5 PRIME NUMBER GENERATION 258

11.6 DISCRETE LOGARITHMS IN A FINITE FIELD 262

12 DATA ENCRYPTION STANDARD (DES) 265

12.1 BACKGROUND 265

12.2 DESCRIPTION OF DES 270

12.3 SECURITY OF DES 278

12.4 DIFFERENTIAL AND LINEAR CRYPTANALYSIS 285

12.5 THE REAL DESIGN CRITERIA 293

12.6 DES VARIANTS 204

12.7 HOW SECURE IS DES TODAY? 300

13 OTHER BLOCK CIPHERS 303

13.1 LUCIFER 303

13.2 MADRYGA 304

13.3 NEWDES 306

13.4 FEAL 308

13.5 REDOC 311

13.6 LOKI 314

13.7 KHUFU AND KHAFRE 316

13.8 RC2 328

13.9 IDEA 319

13.10 MMB 325

13.11 CA-1.1 327

13.12 SKIPJACK 328

14 STILL OTHER BLOCK CIPHERS 332

14.1 GOST 332

14.2 CAST 334

14.3 BLOWFISH 336

14.4 SAFER 339

14.5 3-WAY 341

14.6 CRAB 342

14.7 SXAL8/MBAL 344

14.8 RC5 344

14.9 OTHER BLOCK ALGORITHMS 346

14.10 THEORY OF BLOCK CIPHER DESIGN 346

14.11 USING ONE-WAY HASH FUNCTIONS 351

14.12 CHOOSING A BLOCK ALGORITHM 354

15 COMBINING BLOCK CIPHERS 357

15.1 DOUBLE ENCRYPTION 357

15.2 TRIPLE ENCRYPTION 358

15.3 DOUBLING THE BLOCK LENGTH 363

15.4 OTHER MULTIPLE ENCRYPTION SCHEMES 363

15.5 CDME KEY SHORTENING 366

15.6 WHITENING 366

15.7 CASCADING MULTIPLE BLOCK ALGORITHMS 367

15.8 COMBINING MULTIPLE BLOCK ALGORITHMS 368

16 PSEUDO-KANDOM-SEQUENCE GENERATORS AND STREAM CIPHERS 369

16.1 LINEAR CONGRUENTIAL GENERATORS 369

16.2 LINEAR FEEDBACK SHIFT REGISTERS 372

16.3 DESIGN AND ANALYSIS OF STREAM CIPHERS 379

16.4 STREAM CIPHERS USING LFSRS 381

16.5 A5 389

16.6 HUGHES XPD/KPD 389

16.7 NANOTEO 390

16.8 RAMBUTAN 390

16.9 ADDITIVE GENERATORS 390

16.10 GIFFORD 392

16.11 ALGORITHM M 393

16.12 PKZ1P 394

17 OTHER STREAM CIPHERS AND REAL RANDOM-SEQUENCE GENERATORS 397

17.1 RC4 397

17.2 SEAL 398

17.3 WAKE 400

17.4 FEEDBACK WITH CARRY SHIFT REGISTERS 402

17.5 STREAM CIPHERS USING FCSRS 405

17.6 NONLINEAR-FEEDBACK SHIFT REGISTERS 412

17.7 OTHER STREAM CIPHERS 413

17.8 SYSTEM-THEORETIC APPROACH TO STREAM-CIPHER DESIGN 415

17.9 COMPLEXITY-THEMATIC APPROACH TO STREAM-CIPHER DESIGN 416

17.10 OTHER APPROACHES TO STREAM-CIPHER DESIGN 418

17.11 CASCADING MULTIPLE STREAM CIPHERS 419

17.12 CHOOSING A STREAM CIPHER 420

17.13 GENERATING MULTIPLE STREAMS FROM A SINGLE PSEUDO-RANDOM-SEQUENCE GENERATOR 420

17.14 REAL RANDOM-SEQUENCE GENERATORS 421

18 ONE-WAY HASH FUNCTIONS 429

18.1 BACKGROUND 429

18.2 SNEFRU 431

18.3 N-HASH 432

18.4 MD4 435

18.5 MD5 436

18.6 MD2 441

18.7 SECURE HASH ALGORITHM (SHA) 441

18.8 RIPE-MD 445

18.9 HAVAL 445

18.10 OTHER ONE-WAY HASH FUNCTIONS 446

18.11 ONE-WAY HASH FUNCTIONS USING SYMMETRIC BLOCK ALGORITHMS 446

18.12 USING PUBLIC-KEY ALGORITHMS 455

18.13 CHOOSING A ONE-WAY HASH FUNCTION 455

18.14 MESSAGE AUTHENTICATION CODES 455

19 PUBLIC-KEY ALGORITHMS 461

19.1 BACKGROUND 461

19.2 KNAPSACK ALGORITHMS 462

19.3 RSA 466

19.4 POHLIG-HELLMAN 474

19.5 RABIN 475

19.6 ELGAMAL 476

19.7 MCELIECE 479

19.8 ELLIPTIC CURVE CRYPTOSYSTEMS 480

19.9 LUC 481

19.10 FINITE AUTOMATON PUBLIC-KEY CRYPTOSYSTEMS 482

20 PUBLIC-KEY DIGITAL SIGNATURE ALGORITHMS 483

20.1 DIGITAL SIGNATURE ALGORITHM [DSA] 483

20.2 DSA VARIANTS 494

20.3 GOST DIGITAL SIGNATURE ALGORITHM 495

20.4 DISCRETE LOGARITHM SIGNATURE SCHEMES 496

20.5 ONG-SCHNORR-SHAMIR 498

20.6 ESIGN 499

20.7 CELLULAR AUTOMATA 500

20.8 OTHER PUBLIC-KEY ALGORITHMS 500

21 IDENTIFICATION SCHEMES 503

21.1 FEIGE-FIAT-SHAMIR 503

21.2 GUTLLOU-QUISQUATER 508

21.3 SCHNORR 510

21.4 CONVERTING IDENTIFICATION SCHEMES TO SIGNATURE SCHEMES 512

22 KEY-EXCHANGE ALGORITHMS 513

22.1 DIFFIE-HELLMAN 513

22.2 STATION-TO-STATION PROTOCOL 516

22.3 SHAMIR'S THREE-PASS PROTOCOL 516

22.4 COMSET 577

22.5 ENCRYPTED KEY EXCHANGE 518

22.6 FORTIFIED KEY NEGOTIATION 522

22.7 CONFERENCE KEY DISTRIBUTION AND SECRET BROADCASTING 523

23 SPECIAL ALGORITHMS FOR PROTOCOLS 527

23.1 MULTIPLE-KEY PUBLIC-KEY CRYPTOGRAPHY 527

23.2 SECRET-SHARING ALGORITHMS 528

23.3 SUBLIMINAL CHANNEL 531

23.4 UNDENIABLE DIGITAL SIGNATURES 536

23.5 DESIGNATED CONFIRMER SIGNATURES 539

23.6 COMPUTING WITH ENCRYPTED DATA 540

23.7 FAIR COIN FLIPS 541

23.8 ONE-WAY ACCUMULATORS 543

23.9 ALL-OR-NOTHING DISCLOSURE OR SECRETS 543

23.10 FAIR AND FAILSAFE CRYPTOSYSTEMS 546

23.11 ZERO-KNOWLEDGE PROOFS OF KNOWLEDGE 548

23.12 BLIND SIGNATURES 549

23.13 OBLIVIOUS TRANSFER 550

23.14 SECURE MULTIPARTY COMPUTATION 552

23.15 PROBABILISTIC ENCRYPTION 552

23.16 QUANTUM CRYPTOGRAPHY 554

PART IV THE REAL WORLD

24 EXAMPLE IMPLEMENTATIONS 561

24.1 IBM SECRET-KEY MANAGEMENT PROTOCOL 561

24.2 MITRENET 562

24.3 ISDN 563

24.4 STU-III 565

24.5 KERBEROS 566

24.6 KRYPTOKNIGHT...

Details
Erscheinungsjahr: 2015
Fachbereich: Datenkommunikation, Netze & Mailboxen
Genre: Informatik
Rubrik: Naturwissenschaften & Technik
Medium: Buch
Inhalt: Gebunden
ISBN-13: 9781119096726
ISBN-10: 1119096723
Sprache: Englisch
Einband: Gebunden
Autor: Schneier, Bruce
Hersteller: John Wiley & Sons Inc
Maße: 244 x 192 x 48 mm
Von/Mit: Bruce Schneier
Erscheinungsdatum: 15.05.2015
Gewicht: 1,449 kg
Artikel-ID: 104908598
Über den Autor

Bruce Schneier is an internationally renowned security technologist, called a "security guru" by The Economist. He is the author of twelve books?including his seminal work, Applied Cryptography: Protocols, Algorithms, and Source Code in C, and Secrets & Lies: Digital Security in a Networked World as well as hundreds of articles, essays, and academic papers. His influential newsletter "Crypto-Gram" and blog "Schneier on Security" are read by over 250,000 people. Schneier is a fellow at the Berkman Center for Internet and Society at Harvard Law School, a program fellow at the New America Foundation's Open Technology Institute, a board member of the Electronic Frontier Foundation, and an Advisory Board member of the Electronic Privacy Information Center. He is also the Chief Technology Officer of Resilient Systems, Inc. You can read his blog, essays, andacademic papers at [...] He tweets at [...]

Inhaltsverzeichnis

CONTENTS

INTRODUCTION XIII

FOREWORD BY WHITFIELD DIFFIE XVII

PREFACE XXI

HOW TO READ THIS BOOK XXII

ACKNOWLEDGMENTS XXIV

ABOUT THE AUTHOR XXV

1 FOUNDATIONS 7

1.1 TERMINOLOGY 1

1 .2 STEGANOGRAPHY 9

1.3 SUBSTITUTION CIPHERS AND TRANSPOSITION CIPHERS 10

1.4 SIMPLE XOR 13

1.5 ONE-TIME PADS 15

1.6 COMPUTER ALGORITHMS 17

1.7 LARGE NUMBERS 17

PART I CRYPTOGRAPHIC PROTOCOLS

2 PROTOCOL BUILDING BLOCKS 27

2.1 INTRODUCTION TO PROTOCOLS 21

2.2 COMMUNICATIONS USING SYMMETRIC CRYPTOGRAPHY 28

2.3 ONE-WAY FUNCTIONS 29

2.4 ONE-WAY HASH FUNCTIONS 30

2.5 COMMUNICATIONS USING PUBLIC-KEY CRYPTOGRAPHY 31

2.6 DIGITAL SIGNATURES 34

2.7 DIGITAL SIGNATURES WITH ENCRYPTION 47

2.8 RANDOM AND PSEUDO-RANDOM SEQUENCE GENERATION 44

3 BASIC PROTOCOLS 47

3.1 KEY EXCHANGE 47

3.2 AUTHENTICATION 52

3.3 AUTHENTICATION AND KEY EXCHANGE 56

3.4 FORMAL ANALYSIS OF AUTHENTICATION AND KEY-EXCHANGE PROTOCOLS 65

3.5 MULTIPLE-KEY PUBLIC-KEY CRYPTOGRAPHY 68

3.6 SECRET SPLITTING 70

3.7 SECRET SHARING 71

3.8 CRYPTOGRAPHIC PROTECTION OF DATABASES 73

4 INTERMEDIATE PROTOCOLS 75

4.1 TIMESTAMPING SERVICES 75

4.2 SUBLIMINAL CHANNEL 79

4.3 UNDENIABLE DIGITAL SIGNATURES 81

4.4 DESIGNATED CONFIRMER SIGNATURES 82

4.5 PROXY SIGNATURES 83

4.6 GROUP SIGNATURES 84

4.7 FAIL-STOP DIGITAL SIGNATURES 85

4.8 COMPUTING WITH ENCRYPTED DATA 85

4.9 BIT COMMITMENT 86

4.10 FAIR COIN FLIPS 89

4.11 MENTAL POKER 92

4.12 ONE-WAY ACCUMULATORS 95

4.13 ALL-OR-NOTHING DISCLOSURE OF SECRETS 96

4.14 KEY ESCROW 97

5 ADVANCED PROTOCOLS 101

5.1 ZERO-KNOWLEDGE PROOFS 101

5.2 ZERO-KNOWLEDGE PROOFS OF IDENTITY 109

5.3 BLIND SIGNATURES 112

5.4 IDENTITY-BASED PUBLIC-KEY CRYPTOGRAPHY 115

5.5 OBLIVIOUS TRANSFER 226

5.6 OBLIVIOUS SIGNATURES 227

5.7 SIMULTANEOUS CONTRACT SIGNING 228

5.8 DIGITAL CERTIFIED MAIL 122

5.9 SIMULTANEOUS EXCHANGE OF SECRETS 123

6 ESOTERIC PROTOCOLS 125

6.1 SECURE ELECTIONS 125

6.2 SECURE MULTIPARTY COMPUTATION 234

6.3 ANONYMOUS MESSAGE BROADCAST 237

6.4 DIGITAL CASH 239

PART II CRYPTOGRAPHIC TECHNIQUES

7 KEY LENGTH 151

7.1 SYMMETRIC KEY LENGTH 151

7.2 PUBLIC-KEY KEY LENGTH 158

7.3 COMPARING SYMMETRIC AND PUBLIC-KEY KEY LENGTH 165

7.4 BIRTHDAY ATTACKS AGAINST ONE-WAY HASH FUNCTIONS 165

7.5 HOW LONG SHOULD A KEY BE? 166

7.6 CAVEAT EMETOR 168

8 KEY MANAGEMENT 169

8.1 GENERATING KEYS 170

8.2 NONLINEAR KEYSPACES 175

8.3 TRANSFERRING KEYS 176

8.4 VERIFYING KEYS 178

8.5 USING KEYS 179

8.6 UPDATING KEYS 180

8.7 STORING KEYS 180

8.8 BACKUP KEYS 181

8.9 COMPROMISED KEYS 182

8.10 LIFETIME OF KEYS 183

8.11 DESTROYING KEYS 181

8.12 PUBLIC-KEY KEY MANAGEMENT 185

9 ALGORITHM TYPES AND MODES 189

9.1 ELECTRONIC CODEBOOK MODE 189

9.2 BLOCK REPLAY 191

9.3 CIPHER BLOCK CHAINING MODE 193

9.4 STREAM CIPHERS 197

9.5 SELF-SYNCHRONIZING STREAM CIPHERS 198

9.6 CIPHER-FEEDBACK MODE 200

9.7 SYNCHRONOUS STREAM CIPHERS 202

9.8 OUTPUT-FEEDBACK MODE 203

9.9 COUNTER MODE 205

9.10 OTHER BLOCK-CIPHER MODES 206

9.11 CHOOSING A CIPHER MODE 208

9.12 INTERLEAVING 210

9.13 BLOCK CIPHERS VERSUS STREAM CIPHERS 210

10 USING ALGORITHMS 213

10.1 CHOOSING AN ALGORITHM 214

10.2 PUBLIC-KEY CRYPTOGRAPHY VERSUS SYMMETRIC CRYPTOGRAPHY 216

10.3 ENCRYPTING COMMUNICATIONS CHANNELS 216

10.4 ENCRYPTING DATA FOR STORAGE 220

10.5 HARDWARE ENCRYPTION VERSUS SOFTWARE ENCRYPTION 223

10.6 COMPRESSION, ENCODING, AND ENCRYPTION 226

10.7 DETECTING ENCRYPTION 226

10.8 HIDING CIPHERTEXT IN CIPHERTEXT 227

10.9 DESTROYING INFORMATION 228

PART III CRYPTOGRAPHIC ALGORITHMS

11 MATHEMATICAL BACKGROUND 233

11.1 INFORMATION THEORY 233

11.2 COMPLEXITY THEORY 237

11.3 NUMBER THEORY 242

11.4 FACTORING 255

11.5 PRIME NUMBER GENERATION 258

11.6 DISCRETE LOGARITHMS IN A FINITE FIELD 262

12 DATA ENCRYPTION STANDARD (DES) 265

12.1 BACKGROUND 265

12.2 DESCRIPTION OF DES 270

12.3 SECURITY OF DES 278

12.4 DIFFERENTIAL AND LINEAR CRYPTANALYSIS 285

12.5 THE REAL DESIGN CRITERIA 293

12.6 DES VARIANTS 204

12.7 HOW SECURE IS DES TODAY? 300

13 OTHER BLOCK CIPHERS 303

13.1 LUCIFER 303

13.2 MADRYGA 304

13.3 NEWDES 306

13.4 FEAL 308

13.5 REDOC 311

13.6 LOKI 314

13.7 KHUFU AND KHAFRE 316

13.8 RC2 328

13.9 IDEA 319

13.10 MMB 325

13.11 CA-1.1 327

13.12 SKIPJACK 328

14 STILL OTHER BLOCK CIPHERS 332

14.1 GOST 332

14.2 CAST 334

14.3 BLOWFISH 336

14.4 SAFER 339

14.5 3-WAY 341

14.6 CRAB 342

14.7 SXAL8/MBAL 344

14.8 RC5 344

14.9 OTHER BLOCK ALGORITHMS 346

14.10 THEORY OF BLOCK CIPHER DESIGN 346

14.11 USING ONE-WAY HASH FUNCTIONS 351

14.12 CHOOSING A BLOCK ALGORITHM 354

15 COMBINING BLOCK CIPHERS 357

15.1 DOUBLE ENCRYPTION 357

15.2 TRIPLE ENCRYPTION 358

15.3 DOUBLING THE BLOCK LENGTH 363

15.4 OTHER MULTIPLE ENCRYPTION SCHEMES 363

15.5 CDME KEY SHORTENING 366

15.6 WHITENING 366

15.7 CASCADING MULTIPLE BLOCK ALGORITHMS 367

15.8 COMBINING MULTIPLE BLOCK ALGORITHMS 368

16 PSEUDO-KANDOM-SEQUENCE GENERATORS AND STREAM CIPHERS 369

16.1 LINEAR CONGRUENTIAL GENERATORS 369

16.2 LINEAR FEEDBACK SHIFT REGISTERS 372

16.3 DESIGN AND ANALYSIS OF STREAM CIPHERS 379

16.4 STREAM CIPHERS USING LFSRS 381

16.5 A5 389

16.6 HUGHES XPD/KPD 389

16.7 NANOTEO 390

16.8 RAMBUTAN 390

16.9 ADDITIVE GENERATORS 390

16.10 GIFFORD 392

16.11 ALGORITHM M 393

16.12 PKZ1P 394

17 OTHER STREAM CIPHERS AND REAL RANDOM-SEQUENCE GENERATORS 397

17.1 RC4 397

17.2 SEAL 398

17.3 WAKE 400

17.4 FEEDBACK WITH CARRY SHIFT REGISTERS 402

17.5 STREAM CIPHERS USING FCSRS 405

17.6 NONLINEAR-FEEDBACK SHIFT REGISTERS 412

17.7 OTHER STREAM CIPHERS 413

17.8 SYSTEM-THEORETIC APPROACH TO STREAM-CIPHER DESIGN 415

17.9 COMPLEXITY-THEMATIC APPROACH TO STREAM-CIPHER DESIGN 416

17.10 OTHER APPROACHES TO STREAM-CIPHER DESIGN 418

17.11 CASCADING MULTIPLE STREAM CIPHERS 419

17.12 CHOOSING A STREAM CIPHER 420

17.13 GENERATING MULTIPLE STREAMS FROM A SINGLE PSEUDO-RANDOM-SEQUENCE GENERATOR 420

17.14 REAL RANDOM-SEQUENCE GENERATORS 421

18 ONE-WAY HASH FUNCTIONS 429

18.1 BACKGROUND 429

18.2 SNEFRU 431

18.3 N-HASH 432

18.4 MD4 435

18.5 MD5 436

18.6 MD2 441

18.7 SECURE HASH ALGORITHM (SHA) 441

18.8 RIPE-MD 445

18.9 HAVAL 445

18.10 OTHER ONE-WAY HASH FUNCTIONS 446

18.11 ONE-WAY HASH FUNCTIONS USING SYMMETRIC BLOCK ALGORITHMS 446

18.12 USING PUBLIC-KEY ALGORITHMS 455

18.13 CHOOSING A ONE-WAY HASH FUNCTION 455

18.14 MESSAGE AUTHENTICATION CODES 455

19 PUBLIC-KEY ALGORITHMS 461

19.1 BACKGROUND 461

19.2 KNAPSACK ALGORITHMS 462

19.3 RSA 466

19.4 POHLIG-HELLMAN 474

19.5 RABIN 475

19.6 ELGAMAL 476

19.7 MCELIECE 479

19.8 ELLIPTIC CURVE CRYPTOSYSTEMS 480

19.9 LUC 481

19.10 FINITE AUTOMATON PUBLIC-KEY CRYPTOSYSTEMS 482

20 PUBLIC-KEY DIGITAL SIGNATURE ALGORITHMS 483

20.1 DIGITAL SIGNATURE ALGORITHM [DSA] 483

20.2 DSA VARIANTS 494

20.3 GOST DIGITAL SIGNATURE ALGORITHM 495

20.4 DISCRETE LOGARITHM SIGNATURE SCHEMES 496

20.5 ONG-SCHNORR-SHAMIR 498

20.6 ESIGN 499

20.7 CELLULAR AUTOMATA 500

20.8 OTHER PUBLIC-KEY ALGORITHMS 500

21 IDENTIFICATION SCHEMES 503

21.1 FEIGE-FIAT-SHAMIR 503

21.2 GUTLLOU-QUISQUATER 508

21.3 SCHNORR 510

21.4 CONVERTING IDENTIFICATION SCHEMES TO SIGNATURE SCHEMES 512

22 KEY-EXCHANGE ALGORITHMS 513

22.1 DIFFIE-HELLMAN 513

22.2 STATION-TO-STATION PROTOCOL 516

22.3 SHAMIR'S THREE-PASS PROTOCOL 516

22.4 COMSET 577

22.5 ENCRYPTED KEY EXCHANGE 518

22.6 FORTIFIED KEY NEGOTIATION 522

22.7 CONFERENCE KEY DISTRIBUTION AND SECRET BROADCASTING 523

23 SPECIAL ALGORITHMS FOR PROTOCOLS 527

23.1 MULTIPLE-KEY PUBLIC-KEY CRYPTOGRAPHY 527

23.2 SECRET-SHARING ALGORITHMS 528

23.3 SUBLIMINAL CHANNEL 531

23.4 UNDENIABLE DIGITAL SIGNATURES 536

23.5 DESIGNATED CONFIRMER SIGNATURES 539

23.6 COMPUTING WITH ENCRYPTED DATA 540

23.7 FAIR COIN FLIPS 541

23.8 ONE-WAY ACCUMULATORS 543

23.9 ALL-OR-NOTHING DISCLOSURE OR SECRETS 543

23.10 FAIR AND FAILSAFE CRYPTOSYSTEMS 546

23.11 ZERO-KNOWLEDGE PROOFS OF KNOWLEDGE 548

23.12 BLIND SIGNATURES 549

23.13 OBLIVIOUS TRANSFER 550

23.14 SECURE MULTIPARTY COMPUTATION 552

23.15 PROBABILISTIC ENCRYPTION 552

23.16 QUANTUM CRYPTOGRAPHY 554

PART IV THE REAL WORLD

24 EXAMPLE IMPLEMENTATIONS 561

24.1 IBM SECRET-KEY MANAGEMENT PROTOCOL 561

24.2 MITRENET 562

24.3 ISDN 563

24.4 STU-III 565

24.5 KERBEROS 566

24.6 KRYPTOKNIGHT...

Details
Erscheinungsjahr: 2015
Fachbereich: Datenkommunikation, Netze & Mailboxen
Genre: Informatik
Rubrik: Naturwissenschaften & Technik
Medium: Buch
Inhalt: Gebunden
ISBN-13: 9781119096726
ISBN-10: 1119096723
Sprache: Englisch
Einband: Gebunden
Autor: Schneier, Bruce
Hersteller: John Wiley & Sons Inc
Maße: 244 x 192 x 48 mm
Von/Mit: Bruce Schneier
Erscheinungsdatum: 15.05.2015
Gewicht: 1,449 kg
Artikel-ID: 104908598
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