| Chapter # | Sentence # | Quote |
|---|---|---|
| 12 | 462 | View more quotes about often">Often, in such a message, one might theoretically work out numerous, and often conflicting, analyses. |
| Chapter # | Sentence # | Quote |
|---|---|---|
| 12 | 459 | Short messages, even in elementary ciphers, are often impossible to decipher without the key. |
| 12 | 460 | There is often just not enough material to work with. |
| 12 | 461 | Accordingly it is often difficult or impossible to test one's deciphering hypotheses, eliminating some and perhaps confirming others. |
| 12 | 462 | Often, in such a message, one might theoretically work out numerous, and often conflicting, analyses. |
| 12 | 463 | The multiplicity of boards thus permits the shifting of the cipher several times within the context of one message. |
| 12 | 464 | This obviously contributes to the security of the communication". |
| 12 | 465 | "These ciphers seem simple and beautiful," I said, "as well as powerful". |