DE184674C - - Google Patents
Info
- Publication number
- DE184674C DE184674C DENDAT184674D DE184674DA DE184674C DE 184674 C DE184674 C DE 184674C DE NDAT184674 D DENDAT184674 D DE NDAT184674D DE 184674D A DE184674D A DE 184674DA DE 184674 C DE184674 C DE 184674C
- Authority
- DE
- Germany
- Prior art keywords
- roller
- characters
- keys
- secret
- key
- 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.)
- Active
Links
- 230000000994 depressogenic effect Effects 0.000 claims description 2
- 230000000981 bystander Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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)
- Input From Keyboards Or The Like (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE184674C true DE184674C (OSRAM) |
Family
ID=448588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT184674D Active DE184674C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE184674C (OSRAM) |
-
0
- DE DENDAT184674D patent/DE184674C/de active Active
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