FR530051A - Cryptographer - Google Patents
CryptographerInfo
- Publication number
- FR530051A FR530051A FR530051DA FR530051A FR 530051 A FR530051 A FR 530051A FR 530051D A FR530051D A FR 530051DA FR 530051 A FR530051 A FR 530051A
- Authority
- FR
- France
- Prior art keywords
- cryptographer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
- G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
- G09C1/04—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system with sign carriers or indicators moved relative to one another to positions determined by a permutation code, or key, so as to indicate the appropriate corresponding clear or ciphered text
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR530051T | 1920-12-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR530051A true FR530051A (en) | 1921-12-13 |
Family
ID=8923042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR530051D Expired FR530051A (en) | 1920-12-31 | 1920-12-31 | Cryptographer |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR530051A (en) |
-
1920
- 1920-12-31 FR FR530051D patent/FR530051A/en not_active Expired
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