| Titre : |
Cryptanalysis : a study of ciphers and their solution |
| Type de document : |
texte imprimé |
| Auteurs : |
Helen Fouché Gaines, Auteur |
| Editeur : |
New York : Dover publications |
| Année de publication : |
1956 |
| Importance : |
VI,237 p. |
| Présentation : |
ill. |
| Format : |
21 cm |
| ISBN/ISSN/EAN : |
978-0-486-20097-2 |
| Note générale : |
Formerly published under the title : "Elementary cryptanalysis". - Bibliogr. p. [224]-225 |
| Langues : |
Anglais (eng) |
| Mots-clés : |
Chiffres (cryptographie)
Cryptography
Ciphers |
| Index. décimale : |
651.928 Chiffres. Cryptographie |
| Résumé : |
This clear and thorough text also provides you with 166 specimen codes to solve. This edition for the first time also includes solutions. A special appendix includes final letters, sequence charts, diagram, trigram tables, most common words in english and frequancies in English, german, franch, italian, spanish and portuguese. |
| Note de contenu : |
Au sommaire :
1. General information.
2. Concealment devices.
3. Transposition types.
4. Geometrical types : the nihiliste transposition.
5. Geometrical types : the turning grille.
6. Irregular types : columnar transposition.
7. General méthods : multiple anagramming, etc.
8. Substitution types.
9. Simple substitution fundamentals.
10. Substitution types.
11. Simple substitution fundamentals.
12. The consonant-line short cut.
... |
Cryptanalysis : a study of ciphers and their solution [texte imprimé] / Helen Fouché Gaines, Auteur . - New York : Dover publications, 1956 . - VI,237 p. : ill. ; 21 cm. ISBN : 978-0-486-20097-2 Formerly published under the title : "Elementary cryptanalysis". - Bibliogr. p. [224]-225 Langues : Anglais ( eng)
| Mots-clés : |
Chiffres (cryptographie)
Cryptography
Ciphers |
| Index. décimale : |
651.928 Chiffres. Cryptographie |
| Résumé : |
This clear and thorough text also provides you with 166 specimen codes to solve. This edition for the first time also includes solutions. A special appendix includes final letters, sequence charts, diagram, trigram tables, most common words in english and frequancies in English, german, franch, italian, spanish and portuguese. |
| Note de contenu : |
Au sommaire :
1. General information.
2. Concealment devices.
3. Transposition types.
4. Geometrical types : the nihiliste transposition.
5. Geometrical types : the turning grille.
6. Irregular types : columnar transposition.
7. General méthods : multiple anagramming, etc.
8. Substitution types.
9. Simple substitution fundamentals.
10. Substitution types.
11. Simple substitution fundamentals.
12. The consonant-line short cut.
... |
|  |
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