Decrypted Secrets: Methods and Maxims of Cryptology

Front Matter....Pages I-XII
Front Matter....Pages 1-7
Introductory Synopsis....Pages 8-24
Aims and Methods of Cryptography....Pages 25-41
Encryption Steps: Simple Substitution....Pages 42-55
Encryption Steps: Polygraphic Substitution and Coding....Pages 56-76
Encryption Steps: Linear Substitution....Pages 77-89
Encryption Steps: Transposition....Pages 90-99
Polyalphabetic Encryption: Families of Alphabets....Pages 100-121
Polyalphabetic Encryption: Keys....Pages 122-146
Composition of Classes of Methods....Pages 147-169
Open Encryption Key Systems....Pages 170-185
Encryption Security....Pages 186-204
Front Matter....Pages 205-207
Exhausting Combinatorial Complexity....Pages 208-222
Anatomy of Language: Patterns....Pages 223-238
Polyalphabetic Case: Probable Words....Pages 239-257
Anatomy of Language: Frequencies....Pages 258-287
Kappa and Chi....Pages 288-297
Periodicity Examination....Pages 298-316
Alignment of Accompanying Alphabets....Pages 317-341
Compromises....Pages 342-393
Linear Basis Analysis....Pages 394-398
Front Matter....Pages 205-207
Anagramming....Pages 399-404
Concluding Remarks....Pages 405-417
Back Matter....Pages 418-449