SE415128B - Elektronisk krypterings- och dekrypteringsapparat i form av en reknedosa - Google Patents
Elektronisk krypterings- och dekrypteringsapparat i form av en reknedosaInfo
- Publication number
- SE415128B SE415128B SE7612525A SE7612525A SE415128B SE 415128 B SE415128 B SE 415128B SE 7612525 A SE7612525 A SE 7612525A SE 7612525 A SE7612525 A SE 7612525A SE 415128 B SE415128 B SE 415128B
- Authority
- SE
- Sweden
- Prior art keywords
- decryption apparatus
- electronic encryption
- calculation box
- calculation
- box
- Prior art date
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
- G09C1/06—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 wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member
- G09C1/10—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 wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member the connections being electrical
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Input From Keyboards Or The Like (AREA)
- Calculators And Similar Devices (AREA)
- Telephone Function (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1458775A CH592937A5 (sv) | 1975-11-11 | 1975-11-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7612525L SE7612525L (sv) | 1977-05-12 |
| SE415128B true SE415128B (sv) | 1980-09-08 |
Family
ID=4402103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7612525A SE415128B (sv) | 1975-11-11 | 1976-11-10 | Elektronisk krypterings- och dekrypteringsapparat i form av en reknedosa |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4095046A (sv) |
| JP (1) | JPS5260543A (sv) |
| AR (1) | AR213832A1 (sv) |
| BE (1) | BE848211A (sv) |
| BR (1) | BR7607456A (sv) |
| CA (1) | CA1081852A (sv) |
| CH (1) | CH592937A5 (sv) |
| DE (1) | DE2647107A1 (sv) |
| DK (1) | DK506876A (sv) |
| ES (1) | ES452720A1 (sv) |
| FI (1) | FI60458C (sv) |
| FR (1) | FR2394853A1 (sv) |
| GB (1) | GB1540470A (sv) |
| IT (1) | IT1074062B (sv) |
| NL (1) | NL7612365A (sv) |
| NO (1) | NO147656C (sv) |
| SE (1) | SE415128B (sv) |
| ZA (1) | ZA766431B (sv) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH594261A5 (sv) * | 1975-11-20 | 1977-12-30 | Europ Handelsges Anst | |
| DE2706421C2 (de) * | 1977-02-16 | 1979-03-15 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum Einstellen von Schlüsseltextgeneratoren in Chiffriergeräten |
| US4303915A (en) * | 1977-08-19 | 1981-12-01 | Angelo George D | Silent communicator |
| US4229817A (en) * | 1978-04-28 | 1980-10-21 | Datotek, Inc. | Portable electronic cryptographic device |
| US4249180A (en) * | 1978-09-20 | 1981-02-03 | Northern Telecom Limited | Past dependent microcomputer cipher apparatus |
| US4360892A (en) * | 1979-02-22 | 1982-11-23 | Microwriter Limited | Portable word-processor |
| US4442506A (en) * | 1980-09-18 | 1984-04-10 | Microwriter Limited | Portable word-processor |
| US4774684A (en) * | 1985-01-31 | 1988-09-27 | Canon Kabushiki Kaisha | Electronic apparatus with a display means |
| US4965828A (en) * | 1989-04-05 | 1990-10-23 | Quadri Corporation | Non-volatile semiconductor memory with SCRAM hold cycle prior to SCRAM-to-E2 PROM backup transfer |
| US5778071A (en) * | 1994-07-12 | 1998-07-07 | Information Resource Engineering, Inc. | Pocket encrypting and authenticating communications device |
| CA2447451C (en) * | 2000-05-12 | 2013-02-12 | Xtreamlok Pty. Ltd. | Information security method and system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3878332A (en) * | 1972-10-20 | 1975-04-15 | Barrie O Morgan | Digital crytographic system and method |
| US3878331A (en) * | 1972-10-20 | 1975-04-15 | Barrie O Morgan | Digital cryptographic system and method |
| FR2214208B1 (sv) * | 1973-01-12 | 1976-04-30 | Teltest Rd Ets | |
| NO760499L (sv) * | 1975-02-24 | 1976-08-25 | Gretag Ag |
-
1975
- 1975-11-11 CH CH1458775A patent/CH592937A5/xx not_active IP Right Cessation
-
1976
- 1976-10-14 IT IT28332/76A patent/IT1074062B/it active
- 1976-10-19 DE DE19762647107 patent/DE2647107A1/de not_active Ceased
- 1976-10-26 ES ES452720A patent/ES452720A1/es not_active Expired
- 1976-10-27 ZA ZA766431A patent/ZA766431B/xx unknown
- 1976-10-28 AR AR265262A patent/AR213832A1/es active
- 1976-10-28 GB GB44797/76A patent/GB1540470A/en not_active Expired
- 1976-11-01 US US05/737,285 patent/US4095046A/en not_active Expired - Lifetime
- 1976-11-08 NL NL7612365A patent/NL7612365A/xx not_active Application Discontinuation
- 1976-11-09 BR BR7607456A patent/BR7607456A/pt unknown
- 1976-11-10 SE SE7612525A patent/SE415128B/sv unknown
- 1976-11-10 BE BE172256A patent/BE848211A/xx not_active IP Right Cessation
- 1976-11-10 CA CA265,300A patent/CA1081852A/en not_active Expired
- 1976-11-10 DK DK506876A patent/DK506876A/da not_active Application Discontinuation
- 1976-11-10 FI FI763216A patent/FI60458C/fi not_active IP Right Cessation
- 1976-11-10 NO NO763825A patent/NO147656C/no unknown
- 1976-11-10 FR FR7633943A patent/FR2394853A1/fr active Granted
- 1976-11-11 JP JP51134726A patent/JPS5260543A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ES452720A1 (es) | 1977-10-01 |
| FI60458C (fi) | 1982-01-11 |
| GB1540470A (en) | 1979-02-14 |
| JPS5260543A (en) | 1977-05-19 |
| DE2647107A1 (de) | 1977-05-18 |
| AR213832A1 (es) | 1979-03-30 |
| NO147656C (no) | 1983-05-25 |
| FR2394853A1 (fr) | 1979-01-12 |
| FR2394853B1 (sv) | 1982-12-03 |
| BR7607456A (pt) | 1977-09-20 |
| FI763216A (sv) | 1977-05-12 |
| US4095046A (en) | 1978-06-13 |
| ZA766431B (en) | 1977-10-26 |
| CH592937A5 (sv) | 1977-11-15 |
| CA1081852A (en) | 1980-07-15 |
| FI60458B (fi) | 1981-09-30 |
| NO147656B (no) | 1983-02-07 |
| SE7612525L (sv) | 1977-05-12 |
| BE848211A (fr) | 1977-03-01 |
| NO763825L (sv) | 1977-05-12 |
| NL7612365A (nl) | 1977-05-13 |
| IT1074062B (it) | 1985-04-17 |
| DK506876A (da) | 1977-05-12 |
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