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Decrypted secrets: methods and maxims of cryptology ; with 26 tables

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Bibliographische Detailangaben
Vorheriger Titel:	Bauer, Friedrich L. Entzifferte Geheimnisse
Beteilige Person:	Bauer, Friedrich L. 1924-2015 (VerfasserIn)
Format:	Buch
Sprache:	Deutsch
Veröffentlicht:	Berlin ; Heidelberg ; New York ; Barcelona ; Hongkong ; London ; Springer 2000
Ausgabe:	2., rev. and extended ed.
Schlagwörter:	Kryptologie
Links:	http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=008805606&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
Beschreibung:	Literaturverz. S. 428 - 430
Umfang:	XII, 470 S. Ill., graph. Darst.
ISBN:	3540668713

Internformat

MARC


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Datensatz im Suchindex

DE-BY-TUM_call_number	0102 DAT 465f 2001 A 6951
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adam_text	CONTENTS PART I: CRYPTOGRAPHY . 1 1 INTRODUCTORY SYNOPSIS . 8 1.1 CRYPTOGRAPHY AND STEGANOGRAPHY . 8 1.2 SEMAGRAMS . 9 1.3 OPEN CODE: MASKING . 12 1.4 CUES . 16 1.5 OPEN CODE: VEILING BY NULLS . 18 1.6 OPEN CODE: VEILING BY GRILLES . 22 1.7 CLASSIFICATION OF CRYPTOGRAPHIC METHODS . 24 2 AIMS AND METHODS OF CRYPTOGRAPHY . 25 2.1 THE NATURE OF CRYPTOGRAPHY . 25 2.2 ENCRYPTION . 31 2.3 CRYPTOSYSTEMS . 33 2.4 POLYPHONY . 35 2.5 CHARACTER SETS . 37 2.6 KEYS . 40 3 ENCRYPTION STEPS: SIMPLE SUBSTITUTION . 42 3.1 CASE V (1) ** W (UNIPARTITE SIMPLE SUBSTITUTIONS) . 42 3.2 SPECIALCASE V ** V (PERMUTATIONS) . 44 3.3 CASE V (1) W M (MULTIPARTITE SIMPLE SUBSTITUTIONS) . 51 3.4 THE GENERALCASE V (1) W ( M ) , STRADDLING . 53 4 ENCRYPTION STEPS: POLYGRAPHIC SUBSTITUTION AND CODING . 56 4.1 CASE V 2 W ( M ) (DIGRAPHIC SUBSTITUTIONS) . 56 4.2 SPECIAL CASES OF PLAYFAIR AND DELASTELLE: TOMOGRAPHIC METHODS . 62 4.3 CASE V 3 * * W ( M ) (TRIGRAPHIC SUBSTITUTIONS) . 66 4.4 THE GENERALCASE V ( N ) **** W ( M ) : CODES . 66 5ENCRYPTION STEPS: LINEAR SUBSTITUTION . 78 5.1 SELF-RECIPROCAL LINEAR SUBSTITUTIONS . 80 5.2 HOMOGENEOUS LINEAR SUBSTITUTIONS . 80 5.3 BINARY LINEAR SUBSTITUTIONS . 84 5.4 GENERALLINEAR SUBSTITUTIONS . 84 5.5 DECOMPOSED LINEAR SUBSTITUTIONS . 85 5.6 DECIMATED ALPHABETS . 88 5.7 LINEAR SUBSTITUTIONS WITH DECIMALAND BINARY NUMBERS . 89 6 ENCRYPTION STEPS: TRANSPOSITION . 91 6.1 SIMPLEST METHODS . 91 6.2 COLUMNAR TRANSPOSITIONS . 95 6.3 ANAGRAMS . 98 7 POLYALPHABETIC ENCRYPTION: FAMILIES OF ALPHABETS . 101 7.1 ITERATED SUBSTITUTIONS . 101 7.2 SHIFTED AND ROTATED ALPHABETS . 102 7.3 ROTOR CRYPTO MACHINES . 105 7.4 SHIFTED STANDARD ALPHABETS: VIGEN` ERE AND BEAUFORT . 114 7.5 UNRELATED ALPHABETS . 118 8 POLYALPHABETIC ENCRYPTION: KEYS . 126 8.1 EARLY METHODS WITH PERIODIC KEYS . 126 8.2 DOUBLE KEY . 128 8.3 VERNAM ENCRYPTION . 129 8.4 QUASI-NONPERIODIC KEYS . 131 8.5 MACHINES THAT GENERATE THEIR OWN KEY SEQUENCES . 132 8.6 OFF-LINE FORMING OF KEY SEQUENCES . 143 8.7 NONPERIODIC KEYS . 144 8.8 INDIVIDUAL, ONE-TIME KEYS . 148 8.9 KEY NEGOTIATION AND KEY MANAGEMENT . 151 9 COMPOSITION OF CLASSES OF METHODS . 155 9.1 GROUP PROPERTY . 155 9.2 SUPERENCRYPTION . 157 9.3 SIMILARITY OF ENCRYPTION METHODS . 159 9.4 SHANNONS PASTRY DOUGH MIXING* . 160 9.5 CONFUSION AND DIFFUSION BY ARITHMETICALOPERATIONS . 166 9.6 DES AND IDEA . 170 10 OPEN ENCRYPTION KEY SYSTEMS . 179 10.1 SYMMETRIC AND ASYMMETRIC ENCRYPTION METHODS . 180 10.2 ONE-WAY FUNCTIONS . 182 10.3 RSA METHOD . 189 10.4 CRYPTANALYTIC ATTACK UPON RSA . 191 10.5 SECRECY VERSUS AUTHENTICATION . 194 10.6 SECURITY OF PUBLIC KEY SYSTEMS . 196 11 ENCRYPTION SECURITY . 197 11.1 CRYPTOGRAPHIC FAULTS . 197 11.2 MAXIMS OF CRYPTOLOGY . 205 11.3 SHANNONS YARDSTICKS . 210 11.4 CRYPTOLOGY AND HUMAN RIGHTS . 211 PART II: CRYPTANALYSIS . 217 12 EXHAUSTING COMBINATORIAL COMPLEXITY . 220 12.1 MONOALPHABETIC SIMPLE ENCRYPTIONS . 221 12.2 MONOALPHABETIC POLYGRAPHIC ENCRYPTIONS . 222 12.3 POLYALPHABETIC ENCRYPTIONS . 225 12.4 GENERALREMARKS ON COMBINATORIALCOMPLEXITY . 227 12.5 CRYPTANALYSIS BY EXHAUSTION . 227 12.6 UNICITY DISTANCE . 229 12.7 PRACTICALEXECUTION OF EXHAUSTION . 231 12.8 MECHANIZING THE EXHAUSTION . 234 13 ANATOMY OF LANGUAGE: PATTERNS . 235 13.1 INVARIANCE OF REPETITION PATTERNS . 235 13.2 EXCLUSION OF ENCRYPTION METHODS . 237 13.3 PATTERN FINDING . 238 13.4 FINDING OF POLYGRAPHIC PATTERNS . 242 13.5 THE METHOD OF THE PROBABLE WORD . 242 13.6 AUTOMATIC EXHAUSTION OF THE INSTANTIATIONS OF A PATTERN . 247 13.7 PANGRAMS . 249 14 POLYALPHABETIC CASE: PROBABLE WORDS . 251 14.1 NON-COINCIDENCE EXHAUSTION OF PROBABLE WORD POSITION . 251 14.2 BINARY NON-COINCIDENCE EXHAUSTION OF PROBABLE WORD POSITION . 254 14.3 THE DE VIARIS ATTACK . 255 14.4 ZIG-ZAG EXHAUSTION OF PROBABLE WORD POSITION . 263 14.5 THE METHOD OF ISOMORPHS . 264 14.6 COVERT PLAINTEXT-CRYPTOTEXT COMPROMISE . 270 15ANATOMY OF LANGUAGE: FREQUENCIES . 271 15.1 EXCLUSION OF ENCRYPTION METHODS . 271 15.2 INVARIANCE OF PARTITIONS . 272 15.3 INTUITIVE METHOD: FREQUENCY PROFILE . 274 15.4 FREQUENCY ORDERING . 275 15.5 CLIQUES AND MATCHING OF PARTITIONS . 278 15.6 OPTIMALMATCHING . 284 15.7 FREQUENCY OF MULTIGRAMS . 286 15.8 THE COMBINED METHOD OF FREQUENCY MATCHING . 291 15.9 FREQUENCY MATCHING FOR POLYGRAPHIC SUBSTITUTIONS . 297 15.10 FREE-STYLE METHODS . 298 15.11 UNICITY DISTANCE REVISITED . 299 16 KAPPA AND CHI . 301 16.1 DEFINITION AND INVARIANCE OF KAPPA . 301 16.2 DEFINITION AND INVARIANCE OF CHI . 304 16.3 THE KAPPA-CHI THEOREM . 306 16.4 THE KAPPA-PHI THEOREM . 307 16.5 SYMMETRIC FUNCTIONS OF CHARACTER FREQUENCIES . 309 17 PERIODICITY EXAMINATION . 311 17.1 THE KAPPA TEST OF FRIEDMAN . 312 17.2 KAPPA TEST FOR MULTIGRAMS . 313 17.3 CRYPTANALYSIS BY MACHINES . 314 17.4 KASISKI EXAMINATION . 320 17.5 BUILDING A DEPTH AND PHI TEST OF KULLBACK . 326 17.6 ESTIMATING THE PERIOD LENGTH . 329 18 ALIGNMENT OF ACCOMPANYING ALPHABETS . 331 18.1 MATCHING THE PROFILE . 331 18.2 ALIGNING AGAINST KNOWN ALPHABET . 335 18.3 CHI TEST: MUTUAL ALIGNMENT OF ACCOMPANYING ALPHABETS . 339 18.4 RECONSTRUCTION OF THE PRIMARY ALPHABET . 344 18.5 KERCKHOFFS SYMMETRY OF POSITION . 346 18.6 STRIPPING OFF SUPERENCRYPTION: DIFFERENCE METHOD . 351 18.7 DECRYPTION OF CODE . 354 18.8 RECONSTRUCTION OF THE PASSWORD . 354 19 COMPROMISES . 356 19.1 KERCKHOFFS* SUPERIMPOSITION . 356 19.2 SUPERIMPOSITION FOR ENCRYPTIONS WITH A KEY GROUP . 358 19.3 IN-PHASE SUPERIMPOSITION OF SUPERENCRYPTED CODE . 373 19.4 CRYPTOTEXT-CRYPTOTEXT COMPROMISES . 376 19.5 A METHOD OF SINKOV . 381 19.6 CRYPTOTEXT-CRYPTOTEXT COMPROMISE: DOUBLING . 388 19.7 PLAINTEXT-CRYPTOTEXT COMPROMISE: FEEDBACK CYCLE . 402 20 LINEAR BASIS ANALYSIS . 412 20.1 REDUCTION OF LINEAR POLYGRAPHIC SUBSTITUTIONS . 412 20.2 RECONSTRUCTION OF THE KEY . 413 20.3 RECONSTRUCTION OF A LINEAR SHIFT REGISTER . 414 21 ANAGRAMMING . 417 21.1 TRANSPOSITION . 417 21.2 DOUBLE COLUMNAR TRANSPOSITION . 420 21.3 MULTIPLE ANAGRAMMING . 420 22 CONCLUDING REMARKS . 423 22.1 SUCCESS IN BREAKING . 424 22.2 MODE OF OPERATION OF THE UNAUTHORIZED DECRYPTOR . 429 22.3 ILLUSORY SECURITY . 434 22.4 IMPORTANCE OF CRYPTOLOGY . 435 APPENDIX: AXIOMATIC INFORMATION THEORY . 438 BIBLIOGRAPHY . 448 INDEX . 451 PHOTO CREDITS . 471
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author	Bauer, Friedrich L. 1924-2015
author_GND	(DE-588)10427459X
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dewey-hundreds	600 - Technology (Applied sciences)
dewey-ones	652 - Processes of written communication
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dewey-search	652.8
dewey-sort	3652.8
dewey-tens	650 - Management and auxiliary services
discipline	Informatik Mathematik Wirtschaftswissenschaften
edition	2., rev. and extended ed.
format	Book
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isbn	3540668713
language	German
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spellingShingle	Bauer, Friedrich L. 1924-2015 Decrypted secrets methods and maxims of cryptology ; with 26 tables Kryptologie (DE-588)4033329-2 gnd
subject_GND	(DE-588)4033329-2
title	Decrypted secrets methods and maxims of cryptology ; with 26 tables
title_auth	Decrypted secrets methods and maxims of cryptology ; with 26 tables
title_exact_search	Decrypted secrets methods and maxims of cryptology ; with 26 tables
title_full	Decrypted secrets methods and maxims of cryptology ; with 26 tables Friedrich L. Bauer
title_fullStr	Decrypted secrets methods and maxims of cryptology ; with 26 tables Friedrich L. Bauer
title_full_unstemmed	Decrypted secrets methods and maxims of cryptology ; with 26 tables Friedrich L. Bauer
title_old	Bauer, Friedrich L. Entzifferte Geheimnisse
title_short	Decrypted secrets
title_sort	decrypted secrets methods and maxims of cryptology with 26 tables
title_sub	methods and maxims of cryptology ; with 26 tables
topic	Kryptologie (DE-588)4033329-2 gnd
topic_facet	Kryptologie
url	http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=008805606&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
work_keys_str_mv	AT bauerfriedrichl decryptedsecretsmethodsandmaximsofcryptologywith26tables

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