Verfügbarkeit: Hacking secret ciphers with Python

Hacking secret ciphers with Python: [a beginner's guide to cryptography and computer programming with Python]

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Bibliographische Detailangaben
1. Verfasser:	Sweigart, Al (VerfasserIn)
Format:	Buch
Sprache:	English
Ausgabe:	1. ed.
Schlagworte:	Python > Programmiersprache Kryptologie Lehrbuch
Online-Zugang:	Inhaltsverzeichnis
Beschreibung:	416 S. Ill., graph. Darst.
ISBN:	9781482614374

Internformat

MARC


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Datensatz im Suchindex

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adam_text	TABLE OFCONTENTS ABOUTTHISBOOK 6 TABLE OFCONTENTS 7 CHAPTER 1- MAKING PAPER CRYPTOGRAPHY TOOLS 1 WHATISCRYPTOGRAPHY? 2 CODESVS.CIPHERS 3 MAKING APAPER CIPHER WHEEL 4 AVIRTUAL CIPHERWHEEL 7 HOWTOENCRYPT WITHTHECIPHER WHEEL 8 HOWTODECRYPT WITHTHECIPHER WHEEL 9 ADIFFERENT CIPHER TOOL:THEST.CYRSLIDE 10 PRACTICE EXERCISES, CHAPTER I,SETA II DOINGCRYPTOGRAPHY WITHOUT PAPERTOOLS II PRACTICE EXERCISES, CHAPTER I,SETB 13 DOUBLE-STRENGTH ENCRYPTION? 13 PROGRAMMING ACOMPUTER TODOENCRYPTION 14 CHAPTER 2-INSTALLING PYTHON 16 DOWNLOADING ANDINSTALLING PYTHON 17 DOWNLOADING PYPERC1IP.PY 18 STARTING IDLE 18 THEFEATURED PROGRAMS : 19 LINENUMBERS ANDSPACES 20 TEXTWRAPPING INTHISBOOK 20 TRACING THEPROGRAM ONLINE 21 CHECKING YOURTYPEDCODEWITHTHEONLINE DIFFTOOL 21 COPYING ANDPASTING TEXT 21 MOREINFOLINKS 22 PROGRAMMING ANDCRYPTOGRAPHY 22 CHAPTER 3-THEINTERACTIVE SHELL 26 SOMESIMPLEMATHSTUFF 26 INTEGERS ANDFLOATING POINTVALUES 27 EXPRESSIONS 27 ORDEROFOPERATIONS 28 EVALUATING EXPRESSIONS 29 ERRORSAREOKAY! 29 PRACTICE EXERCISES, CHAPTER 3,SETA 30 EVERY VALUE HASADATATYPE 30 STORING VALUES INVARIABLES WITHASSIGNMENT STATEMENTS 30 OVERWRITING VARIABLES 32 USING MORE THANONEVARIABLE 33 VARIABLE NAMES 34 PRACTICE EXERCISES, CHAPTER 3,SETB 35 SUMMARY -BUTWHEN AREWE GOING TOSTARTHACKING? 35 CHAPTER 4 STRINGS ANDWRITING PROGRAMS 36 STRINGS 36 STRINGCONCATENATION WITHTHE + OPERATOR 38 STRINGREPLICATION WITHTHE * OPERATOR 39 PRINTING VALUES WITH THE PRINT() FUNCTION 39 ESCAPE CHARACTERS 40 QUOTES ANDDOUBLE QUOTES 41 PRACTICE EXERCISES, CHAPTER4,SETA 42 INDEXING 42 NEGATIVE INDEXES 43 SLICING 44 BLANK SLICE INDEXES 45 PRACTICE EXERCISES, CHAPTER4,SETB 46 WRITING PROGRAMS INIDLE S FILE EDITOR 46 HELLO WORLD! 47 SOURCE CODE OFHELLOWORLD 47 SAVING YOURPROGRAM 47 RUNNING YOURPROGRAM 48 OPENING THEPROGRAMS YOU VE SAVED 49 HOW THE HELLO WORLD PROGRAM WORKS 50 COMMENTS 50 FUNCTIONS 50 THEPRINT ()FUNCTION 51 THEINPUT ()FUNCTION 51 ENDING THEPROGRAM 52 PRACTICE EXERCISES, CHAPTER 4,SETC 52 SUMMARY 52 CHAPTER 5-THEREVERSE CIPHER 53 THEREVERSE CIPHER 53 SOURCE CODEOFTHEREVERSE CIPHER PROGRAM 54 SAMPLE RUNOFTHEREVERSE CIPHER PROGRAM 54 CHECKING YOUR SOURCECODEWITHTHEONLINE DIFFTOOL 55 HOWTHEPROGRAM WORKS 55 THELEN ()FUNCTION 56 INTRODUCING THEWHILE LOOP 57 THEBOOLEAN DATATYPE 58 COMPARISON OPERATORS 58 CONDITIONS 61 BLOCKS 61 THEWHILE LOOPSTATEMENT 62 GROWING ASTRING 62 TRACING THROUGH THEPROGRAM, STEPBYSTEP 65 USING INPUT ()INOURPROGRAMS 67 PRACTICE EXERCISES, CHAPTER 5,SECTIONA 67 SUMMARY 68 CHAPTER 6-THECAESAR CIPHER 69 IMPLEMENTING APROGRAM 69 SOURCECODEOFTHECAESARCIPHERPROGRAM 70 SAMPLE RUNOFTHECAESARCIPHERPROGRAM 71 CHECKING YOUR SOURCECODEWITHTHEONLINE DIFFTOOL 72 PRACTICE EXERCISES, CHAPTER 6,SETA 72 HOWTHEPROGRAM WORKS 72 IMPORTING MODULES WITHTHEIMPORT STATEMENT 72 CONSTANTS 73 THEUPPER ()ANDLOWER () STRINGMETHODS 74 THE FOR LOOPSTATEMENT 75 AWHILE LOOPEQUIVALENT OFA FOR LOOP 76 PRACTICE EXERCISES, CHAPTER 6,SETB 77 THEIF STATEMENT 77 THEELSE STATEMENT 78 THEELIF STATEMENT 78 THEIN ANDNOT IN OPERATORS 79 THE FIND ()STRINGMETHOD 80 PRACTICE EXERCISES, CHAPTER 6,SETC 81 BACKTOTHECODE 81 DISPLAYING ANDCOPYING THEENCRYPTEDLDECRYPTED STRING 83 ENCRYPTNON-LETTER CHARACTERS 84 SUMMARY 85 CHAPTER 7-HACKING THECAESAR CIPHERWITHTHE BRUTE-FORCE TECHNIQUE 87 HACKING CIPHERS 87 THEBRUTE-FORCE ATTACK 88 SOURCECODEOFTHECAESARCIPHER HACKERPROGRAM 88 SAMPLERUNOFTHECAESARCIPHER HACKERPROGRAM 89 HOWTHEPROGRAM WORKS 90 THERANGE ()FUNCTION 90 BACKTOTHECODE 92 STRINGFORMATTING 93 PRACTICE EXERCISES, CHAPTER 7,SETA 94 SUMMARY 94 CHAPTER8-ENCRYPTINGWITHTHETRANSPOSITION CIPHER 95 ENCRYPTING WITHTHETRANSPOSITION CIPHER 95 PRACTICEEXERCISES, CHAPTER 8,SETA 97 ATRANSPOSITION CIPHERENCRYPTION PROGRAM 97 SOURCECODEOFTHETRANSPOSITION CIPHERENCRYPTION PROGRAM 97 SAMPLERUNOFTHETRANSPOSITION CIPHERENCRYPTION PROGRAM 98 HOWTHEPROGRAM WORKS 99 CREATING YOUROWNFUNCTIONS WITHDEF STATEMENTS 99 THEPROGRAM S MAIN()FUNCTION 100 PARAMETERS 101 VARIABLES INTHEGLOBALANDLOCALSCOPE 103 THEGLOBAL STATEMENT 103 PRACTICE EXERCISES, CHAPTER 8,SETB 105 THELISTDATATYPE 105 USING THELIST () FUNCTION TOCONVERT RANGEOBJECTS TOLISTS 107 REASSIGNING THEITEMSINLISTS 108 REASSIGNING CHARACTERS INSTRINGS 108 LISTSOFLISTS 108 PRACTICE EXERCISES, CHAPTER 8,SETC 109 USING LEN () ANDTHEIN OPERATOR WITHLISTS 109 LISTCONCATENATION ANDREPLICATION WITHTHE + AND * OPERATORS 110 PRACTICE EXERCISES, CHAPTER 8,SETD III . THETRANSPOSITION ENCRYPTION ALGORITHM 111 AUGMENTED ASSIGNMENT OPERATORS 113 BACKTOTHECODE 114 THEJOIN () STRINGMETHOD 116 RETURNVALUES ANDRETURN STATEMENTS 117 PRACTICE EXERCISES, CHAPTER 8,SETE 117 BACKTOTHECODE 118 THESPECIAL_NAME_VARIABLE 118 KEYSIZEANDMESSAGE LENGTH 119 SUMMARY 119 CHAPTER 9-DECRYPTING WITHTHETRANSPOSITION CIPHER 121 DECRYPTING WITHTHETRANSPOSITION CIPHERONPAPER 122 PRACTICE EXERCISES, CHAPTER 9,SETA 123 ATRANSPOSITION CIPHERDECRYPTION PROGRAM 124 SOURCECODEOFTHETRANSPOSITION CIPHER DECRYPTION PROGRAM 124 HOWTHEPROGRAM WORKS 125 THERNATH. CEIL (),MATH. FLOOR () ANDROUND () FUNETIONS 126 THEAND ANDOR BOOLEAN OPERATORS 130 PRACTICE EXCRCISES, CHAPTER 9,SETB 131 TRUTHTABLES 131 THEAND ANDOR OPERATORS ARESHORTCUTS 132 ORDEROFOPERATIONS FORBOOLEAN OPERATORS 133 BACKTOTHECODE 133 PRACTICE EXERCISES, CHAPTER 9,SETC 135 SUMMARY 135 CHAPTER 10 -PROGRAMMING APROGRAM TOTESTOURPROGRAM 136 SOURCECODEOFTHETRANSPOSITION CIPHERTESTERPROGRAM 137 SAMPLERUNOFTHETRANSPOSITION CIPHERTESTERPROGRAM 138 HOWTHEPROGRAM WORKS 139 PSEUDORANDOM NUMBERS ANDTHE RANDOM.SEED() FUNCTION 139 THE RANDOM.RANDINT () FUNCTION 141 REFERENCES 141 THE COPY.DEEPCOPY() FUNCTIONS 145 PRACTICE EXERCISES, CHAPTER 10,SETA 146 THE RANDOM.SHUFFLE () FUNCTION 146 RANDOMLY SCRAMBLING ASTRING 147 BACKTOTHECODE 147 THE SYS.EXIT() FUNCTION 148 TESTING OURTESTPROGRAM 149 SUMMARY 150 CHAPTER 11- ENCRYPTING ANDDECRYPTING FILES 151 PLAINTEXTFILES 152 SOURCECODEOFTHETRANSPOSITION FILECIPHERPROGRAM 152 SAMPLERUNOFTHETRANSPOSITION FILECIPHERPROGRAM 155 READING FROMFILES 155 WRITING TOFILES 156 HOWTHEPROGRAM WORKS 157 THE OS.PATH.EXISTS () FUNCTION 158 THE STARTSWI TH() AND ENDSWITH() STRINGMETHODS 159 THE TI T.LE () STRINGMETHOD 160 THE TIME MODULE AND TIME.TIME() FUNCTION 161 BACKTOTHECODE 162 PRACTICE EXERCISES, CHAPTER 11,SETA 163 SUMMARY 163 CHAPTER 12-DETECTING ENGLISHPROGRAMMATICALLY 164 HOWCANACOMPUTER UNDERSTAND ENGLISH? 165 PRACTICE EXERCISES, CHAPTER 12,SECTIONA 167 THEDETECTENGLISH MODULE 167 SOURCECODEFORTHEDETECT ENGLISH MODULE 167 HOWTHEPROGRAM WORKS 168 DICTIONARIES ANDTHEDICTIONARY DATATYPE 169 ADDING ORCHANGING ITEMS INADICTIONARY 170 PRACTICE EXERCISES, CHAPTER 12,SETB 171 USINGTHE LEN() FUNCTION WITHDICTIONARIES 171 USINGTHE IN OPERATOR WITHDICTIONARIES 171 USING FOR LOOPSWITHDICTIONARIES 172 PRACTICE EXERCISES, CHAPTER 12,SETC 172 THEDIFFERENCE BETWEEN DICTIONARIES ANDLISTS 172 FINDING ITEMSISFASTERWITHDICTIONARIES THANLISTS 172 THE SPLIT() METHOD 173 THE NONE VALUE 174 BACKTOTHECODE 175 DIVIDE BYZERO ERRORS 176 THE FLOAT (),INT (), AND STR () FUNCTIONS ANDINTEGERDIVISION 177 PRACTICE EXERCISES, CHAPTER 12,SETD 178 BACKTOTHECODE 178 THE APPENDT) LISTMETHOD 179 DEFAULT ARGUMENTS 180 CALCULATING PERCENTAGE 181 PRACTICE EXERCISES, CHAPTER 12,SETE 182 SUMMARY 182 CHAPTER 13 -HACKING THETRANSPOSITION CIPHER 184 SOURCECODEOFTHETRANSPOSITION CIPHER HACKER PROGRAM 184 SAMPLERUNOFTHETRANSPOSITION BREAKER PROGRAM 186 HOWTHEPROGRAM WORKS 187 MULTI-LINE STRINGSWITHTRIPLEQUOTES 187 BACKTOTHECODE 188 THE STRIP () STRINGMETHOD 190 PRACTICE EXERCISES, CHAPTER 13,SETA 192 SUMMARY 192 CHAPTER 14 -MODULAR ARITHMETIC WITHTHE MULTIPLICATIVE ANDAFFINE CIPHERS 193 OHNOMATH! 194 MATHOHYEAH! 194 MODULAR ARITHMETIC (AKACLOCKARITHMETIC) 194 THE%MODOPERATOR 196 PRACTICEEXERCISES, CHAPTER 14,SETA 196 GCD:GREATEST COMMON DIVISOR (AKAGREATEST COMMON FACTOR) 196 VISUALIZE FACTORS ANDGCDWITHCUISENAIRE RODS 197 PRACTICE EXERCISES, CHAPTER 14,SETB 199 MULTIPLE ASSIGNMENT 199 SWAPPINGVALUES WITHTHEMULTIPLE ASSIGNMENT TRICK 200 EUCLID S ALGORITHM FORFINDING THEGCDOFTWONUMBERS 200 RELATIVELY PRIME 202 PRACTICE EXERCISES, CHAPTER 14,SETC 202 THEMULTIPLICATIVE CIPHER 202 PRACTICEEXERCISES, CHAPTER 14,SETD 204 MULTIPLICATIVE CIPHER + CAESARCIPHER = THEAFFINECIPHER 204 THEFIRSTAFFINEKEYPROBLEM 204 DECRYPTING WITHTHEAFFINECIPHER 205 FINDING MODULAR INVERSES 206 THE// INTEGERDIVISION OPERATOR 207 SOURCECODEOFTHECRYPTOMATH MODULE 207 PRACTICE EXERCISES, CHAPTER 14,SETE 208 SUMMARY 208 CHAPTER 15 -THEAFFINE CIPHER 210 SOURCECODEOFTHEAFFINECIPHERPROGRAM 211 SAMPLERUNOFTHEAFFINECIPHERPROGRAM 213 PRACTICEEXERCISES, CHAPTER 15,SETA 213 HOWTHEPROGRAMWORKS 213 SPLITTINGONEKEYINTOTWOKEYS 215 THETUPLEDATATYPE 215 INPUTVALIDATION ONTHEKEYS 216 THEAFFINECIPHERENCRYPTION FUNCTION 217 THEAFFINECIPHERDECRYPTION FUNCTION 218 GENERATING RANDOMKEYS 219 THESECOND AFFINE KEYPROBLEM: HOWMANYKEYSCANTHEAFFINECIPHER HAVE? 220 SUMMARY 222 CHAPTER 16 -HACKING THEAFFINE CIPHER 223 SOURCECODEOFTHEAFFINE CIPHERHACKER PROGRAM 223 SAMPLE RUNOFTHEAFFINE CIPHER HACKER PROGRAM 225 HOWTHEPROGRAM WORKS 225 THEAFFINECIPHER HACKING FUNCTION 227 THE ** EXPONENT OPERATOR 227 THECONTINUE STATEMENT 228 PRACTICE EXERCISES, CHAPTER 16,SETA 231 SUMMARY 231 CHAPTER 17 -THESIMPLE SUBSTITUTION CIPHER 232 THESIMPLE SUBSTITUTION CIPHERWITHPAPERANDPENCIL 233 PRACTICE EXERCISES, CHAPTER 17,SETA 233 SOURCECODEOFTHESIMPLE SUBSTITUTION CIPHER 234 SAMPLERUNOFTHESIMPLE SUBSTITUTION CIPHER PROGRAM 236 HOWTHEPROGRAM WORKS 236 THEPROGRAM S MAIN()FUNCTION 237 THESORT ()LISTMETHOD 238 WRAPPER FUNCTIONS 239 THEPROGRAM S TRANSLATEMESSAGE ()FUNCTION 240 THEISUPPER ()ANDISLOWER ()STRINGMETHODS 242 PRACTICE EXERCISES, CHAPTER 17,SETB 244 GENERATING ARANDOM KEY 244 ENCRYPTING SPACESANDPUNCTUATION 244 PRACTICE EXERCISES, CHAPTER 17,SETC 246 SUMMARY 246 CHAPTER 18 -HACKING THESIMPLE SUBSTITUTION CIPHER 247 COMPUTING WORDPATTEMS 248 GETTING ALISTOFCANDIDATES FORACIPHERWORD 249 PRACTICE EXERCISES, CHAPTER 18,SETA 250 SOURCECODEOFTHEWORDPATTERN MODULE 250 SAMPLERUNOFTHEWORDPATTERN MODULE 252 HOWTHEPROGRAM WORKS 253 THEPPRINT. PPRINT ()ANDPPRINT. PFORMAT ()FUNCTIONS 253 BUILDING STRINGSINPYTHON WITHLISTS 254 CALCULATING THEWORDPATTERN 255 THEWORDPATTERNPROGRAM S MAIN()FUNCTION 256 HACKING THESIMPLESUBSTITUTION CIPHER 258 SOURCECODEOFTHESIMPLE SUBSTITUTION HACKING PROGRAM 259 HACKING THESIMPLE SUBSTITUTION CIPHER(INTHEORY) 262 EXPLORE THEHACKING FUNCTIONS WITHTHEINTERACTIVE SHELL 263 HOWTHEPROGRAM WORKS 268 IMPORTALLTHETHINGS 268 ABRIEFINTRO TOREGULAR EXPRESSIONS ANDTHESUBT)REGEXMETHOD 269 THEHACKING PROGRAM S MAIN()FUNCTION 270 PARTIALLY HACKING THECIPHER 270 BLANKCIPHERLETTER MAPPINGS 272 ADDING LETTERSTOACIPHERLETTER MAPPING 272 INTERSECTING TWOLETTERMAPPINGS 274 REMOVING SOLVEDLETTERS FROMTHELETTERMAPPING 275 HACKING THESIMPLESUBSTITUTION CIPHER 277 CREATING AKEYFROMALETTERMAPPING 280 COULDN T WEJUSTENCRYPT THESPACESTOO? 282 SUMMARY 282 CHAPTER 19 THEVIGENERE CIPHER 283 LECHIFFRE INDCCHIFFRABLE 284 MULTIPLE KEYS INTHEVIGENERE KEY 284 SOURCECODEOFVIGENERECIPHERPROGRAM 287 SAMPLERUNOFTHEVIGENERE CIPHERPROGRAM 290 HOWTHEPROGRAM WORKS 290 SUMMARY 294 CHAPTER 20 FREQUENCY ANALYSIS 295 THECODEFORMATCHING LETTERFREQUENCIES 300 HOWTHEPROGRAM WORKS 302 THEMOSTCOMMON LETTERS, ETAOIN 303 THEPROGRAM S GETLET TERSCOUNT ()FUNCTION 303 THEPROGRAM S GETLTEMATLNDEXZERO ()FUNCTION 304 THEPROGRAM S GETFREQUENCYORDER ()FUNCTION 304 THESORT ()METHOD S KEYANDREVERSE KEYWORD ARGUMENTS 306 PASSING FUNCTIONS ASVALUES 307 CONVERTING DICTIONARIES TOLISTSWITHTHEKEYST), VALUEST), ITEMST) DICTIONARY METHODS 309 SORTING THEITEMSFROMADICTIONARY 310 THEPROGRAM S ENGLISHFREQMATCHSCORE ()FUNCTION 311 SUMMARY 312 CHAPTER 21- HACKING THEVIGENERE CIPHER 313 THEDICTIONARY ATTACK 314 SOURCECODEFORAVIGENERE DICTIONARY ATTACKPROGRAM 314 SAMPLE RUNOFTHEVIGENERE DICTIONARY HACKER PROGRAM 315 THEREADL INES ()FILEOBJECT METHOD 316 THEBABBAGE ATTACK & KASISKI EXAMINATION 316 KASISKI EXAMINATION, STEP 1- FINDREPEAT SEQUENCES SPACINGS 316 KASISKI EXAMINATION, STEP2- GETFACTORS OFSPACINGS 317 GETEVERYNTHLETTERS FROMASTRING 318 FREQUENCY ANALYSIS 318 BRUTE-FORCE THROUGH THEPOSSIBLE KEYS 320 SOURCECODEFORTHEVIGENERE HACKING PROGRAM 321 SAMPLE RUNOFTHEVIGENERE HACKING PROGRAM 327 HOWTHEPROGRAM WORKS 329 FINDING REPEATED SEQUENCES 330 CALCULATING FACTORS 332 REMOVING DUPLICATES WITHTHESEN) FUNCTION 333 THEKASISKI EXAMINATION ALGORITHM 336 THEEXTEND ()LISTMETHOD 336 THEENDKEYWORD ARGUMENT FORPRINT () 342 THEITERTOOLS .PRODUCT ()FUNCTION : 343 THEBREAK STATEMENT 347 PRACTICE EXERCISES, CHAPTER 21,SETA 348 MODIFYING THECONSTANTS OFTHEHACKING PROGRAM 349 SUMMARY 350 CHAPTER 22 -THEONE-TIME PADCIPHER 351 THEUNBREAKABLE ONE-TIME PADCIPHER 352 WHYTHEONE-TIME PADISUNBREAKABLE 352 BEWAREPSEUDORANDOMNESS 353 BEWARE THETWO-TIME PAD 353 THETWO-TIME PADISTHEVIGENERE CIPHER 354 PRACTICE EXERCISES, CHAPTER 22,SETA 355 SUMMARY 355 CHAPTER 23 -FINDING PRIME NUMBERS 356 PRIMENUMBERS 357 COMPOSITE NUMBERS 358 SOURCECODEFORTHEPRIMESIEVEMODULE 358 HOWTHEPROGRAM WORKS 359 HOWTOCALCULATE IFANUMBER ISPRIME 360 THESIEVEOFERATOSTHENES 361 THEPRIMESIEVE ()FUNCTION 363 DETECTING PRIMENUMBERS 364 SOURCECODEFORTHERABIN-MILLER MODULE 365 SAMPLERUNOFTHERABINMILLERMODULE 367 HOWTHEPROGRAM WORKS 367 THERABIN-MILLER PRIMALITY ALGORITHM 367 THENEWANDIMPROVED ISPRIME ()FUNCTION 368 SUMMARY 370 CHAPTER 24 -PUBLICKEYCRYPTOGRAPHY ANDTHE RSACIPHER 372 PUBLIC KEYCRYPTOGRAPHY 373 THEDANGERS OF, TEXTBOOK RSA 375 ANOTEABOUTAUTHENTICATION 375 THEMAN-IN-THE-MIDDLE ATTACK 376 GENERATING PUBLICANDPRIVATE KEYS 377 SOURCECODEFORTHERSAKEYGENERATION PROGRAM 377 SAMPLERUNOFTHERSAKEYGENERATION PROGRAM 379 HOWTHEKEYGENERATION PROGRAM WORKS 380 THEPROGRAM S GENERATEKEY ()FUNCTION 381 RSAKEYFILEFORMAT 383 HYBRIDCRYPTOSYSTEMS 384 SOURCECODEFORTHERSACIPHERPROGRAM 385 SAMPLE RUNOFTHERSACIPHER PROGRAM 389 PRACTICE EXERCISES, CHAPTER 24,SETA 390 DIGITAL SIGNATURES 391 HOWTHERSACIPHER PROGRAM WORKS 392 ASCII: USINGNUMBERS TOREPRESENT CHARACTERS 394 THECHR ()ANDORD ()FUNCTIONS 394 PRACTICE EXERCISES, CHAPTER 24,SETB 395 BLOCKS 395 CONVERTING STRINGSTOBLOCKSWITH GETBLOCKSFROMTEXT () 398 THEENCODE () STRINGMETHOD ANDTHEBYTESDATATYPE 399 THEBYTES ()FUNCTION ANDDECODE ()BYTESMETHOD 399 PRACTICE EXERCISES, CHAPTER 24,SETC 400 BACKTOTHECODE 400 THEMIN()ANDMAX()FUNCTIONS 401 THE INSERT ()LISTMETHOD 404 THEMATHEMATICS OFRSA ENCRYPTING ANDDECRYPTING 405 THE POW() FUNCTION 405 READING INTHEPUBLIC & PRIVATE KEYSFROMTHEIRKEYFILES 407 THEFULLRSAENCRYPTION PROCESS 407 THEFULLRSADECRYPTION PROCESS 410 PRACTICE EXERCISES, CHAPTER 24,SETD 411 WHYCAN T WEHACKTHERSACIPHER 412 SUMMARY 414 ABOUTTHEAUTHOR 416
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spellingShingle	Sweigart, Al Hacking secret ciphers with Python [a beginner's guide to cryptography and computer programming with Python] Python Programmiersprache (DE-588)4434275-5 gnd Kryptologie (DE-588)4033329-2 gnd
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title	Hacking secret ciphers with Python [a beginner's guide to cryptography and computer programming with Python]
title_auth	Hacking secret ciphers with Python [a beginner's guide to cryptography and computer programming with Python]
title_exact_search	Hacking secret ciphers with Python [a beginner's guide to cryptography and computer programming with Python]
title_full	Hacking secret ciphers with Python [a beginner's guide to cryptography and computer programming with Python] by Al Sweigart
title_fullStr	Hacking secret ciphers with Python [a beginner's guide to cryptography and computer programming with Python] by Al Sweigart
title_full_unstemmed	Hacking secret ciphers with Python [a beginner's guide to cryptography and computer programming with Python] by Al Sweigart
title_short	Hacking secret ciphers with Python
title_sort	hacking secret ciphers with python a beginner s guide to cryptography and computer programming with python
title_sub	[a beginner's guide to cryptography and computer programming with Python]
topic	Python Programmiersprache (DE-588)4434275-5 gnd Kryptologie (DE-588)4033329-2 gnd
topic_facet	Python Programmiersprache Kryptologie Lehrbuch
url	http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=026118902&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
work_keys_str_mv	AT sweigartal hackingsecretcipherswithpythonabeginnersguidetocryptographyandcomputerprogrammingwithpython

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