BE848568A - Appareil a chiffrer et dechiffrer sous forme de machine a ecrire, - Google Patents
Appareil a chiffrer et dechiffrer sous forme de machine a ecrire,Info
- Publication number
- BE848568A BE848568A BE172548A BE172548A BE848568A BE 848568 A BE848568 A BE 848568A BE 172548 A BE172548 A BE 172548A BE 172548 A BE172548 A BE 172548A BE 848568 A BE848568 A BE 848568A
- Authority
- BE
- Belgium
- Prior art keywords
- decryption
- encryption
- writing machine
- writing
- machine
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
- H04L9/0637—Modes of operation, e.g. cipher block chaining [CBC], electronic codebook [ECB] or Galois/counter mode [GCM]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/12—Details relating to cryptographic hardware or logic circuitry
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Record Information Processing For Printing (AREA)
- Input From Keyboards Or The Like (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1506375A CH594261A5 (xx) | 1975-11-20 | 1975-11-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE848568A true BE848568A (fr) | 1977-03-16 |
Family
ID=4406036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE172548A BE848568A (fr) | 1975-11-20 | 1976-11-19 | Appareil a chiffrer et dechiffrer sous forme de machine a ecrire, |
Country Status (19)
Country | Link |
---|---|
US (1) | US4350844A (xx) |
JP (1) | JPS5282031A (xx) |
AR (1) | AR215253A1 (xx) |
AT (1) | AT358298B (xx) |
BE (1) | BE848568A (xx) |
BR (1) | BR7607632A (xx) |
CA (1) | CA1076676A (xx) |
CH (1) | CH594261A5 (xx) |
DE (1) | DE2649023A1 (xx) |
DK (1) | DK517876A (xx) |
ES (1) | ES453436A1 (xx) |
FI (1) | FI60322C (xx) |
FR (1) | FR2332575A1 (xx) |
GB (1) | GB1531149A (xx) |
IT (1) | IT1120752B (xx) |
NL (1) | NL7612702A (xx) |
NO (1) | NO763919L (xx) |
SE (1) | SE415129B (xx) |
ZA (1) | ZA766692B (xx) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4442486A (en) * | 1981-11-25 | 1984-04-10 | U.S. Philips Corporation | Protected programmable apparatus |
US4829568A (en) * | 1983-07-21 | 1989-05-09 | Pitney Bowes | System for the printing and reading of encrypted messages |
JPH063597B2 (ja) * | 1985-08-20 | 1994-01-12 | 俊明 渡辺 | ワ−ドプロセツサ |
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 |
US5815577A (en) * | 1994-03-18 | 1998-09-29 | Innovonics, Inc. | Methods and apparatus for securely encrypting data in conjunction with a personal computer |
AU6835896A (en) * | 1995-08-27 | 1997-03-27 | Aliroo Ltd. | Document processing |
IL118642A (en) * | 1996-06-12 | 1999-12-31 | Aliroo Ltd | System for encoding written text |
US6373947B1 (en) | 1996-08-26 | 2002-04-16 | Aliroo Ltd. | Document processing |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH298532A (de) * | 1950-10-26 | 1954-05-15 | Hagelin Boris | Umstellanordnung für Chiffriermaschinen. |
NL233484A (xx) * | 1958-01-07 | |||
US3057955A (en) * | 1959-06-11 | 1962-10-09 | Ralph M Hirsch | Cryptographic ancillary equipment |
DE1100679B (de) * | 1959-10-16 | 1961-03-02 | Siemens Ag | Verfahren und Schaltungsanordnung zur Sicherung von Fernschreibnachrichten, bei denen die einzelnen Zeichen in einem 5-Schritte-Code uebertragen werden |
CH382216A (de) * | 1960-11-07 | 1964-09-30 | Europ Handelsges Anst | Gerät zur Ver- und Entschlüsselung eines in Fernschreibersymbolen niedergelegten Textes |
CH402937A (de) * | 1961-08-18 | 1965-11-30 | Gretag Ag | Verfahren zur Verschlüsselung von impulsförmig übertragenen Nachrichten |
GB1051127A (xx) * | 1963-02-22 | |||
NO122532B (xx) * | 1970-01-16 | 1971-07-12 | Standard Tel Kabelfab As | |
JPS5617235B1 (xx) * | 1971-04-20 | 1981-04-21 | ||
US3878332A (en) * | 1972-10-20 | 1975-04-15 | Barrie O Morgan | Digital crytographic system and method |
DE2251831A1 (de) * | 1972-10-21 | 1974-04-25 | Licentia Gmbh | Elektrisches schreibwerk |
FR2214208B1 (xx) * | 1973-01-12 | 1976-04-30 | Teltest Rd Ets | |
US4016365A (en) * | 1974-07-05 | 1977-04-05 | Staar Development Company, S.A. | Readout for recording typewriter |
NO760499L (xx) * | 1975-02-24 | 1976-08-25 | Gretag Ag | |
US3976995A (en) * | 1975-05-22 | 1976-08-24 | Sanders Associates, Inc. | Precessing display pager |
CH592937A5 (xx) * | 1975-11-11 | 1977-11-15 | Europ Handelsges Anst |
-
1975
- 1975-11-20 CH CH1506375A patent/CH594261A5/xx not_active IP Right Cessation
-
1976
- 1976-10-28 DE DE19762649023 patent/DE2649023A1/de not_active Ceased
- 1976-11-09 ZA ZA766692A patent/ZA766692B/xx unknown
- 1976-11-10 GB GB46700/76A patent/GB1531149A/en not_active Expired
- 1976-11-15 FI FI763271A patent/FI60322C/fi not_active IP Right Cessation
- 1976-11-15 AR AR265467A patent/AR215253A1/es active
- 1976-11-16 BR BR7607632A patent/BR7607632A/pt unknown
- 1976-11-16 NL NL7612702A patent/NL7612702A/xx not_active Application Discontinuation
- 1976-11-16 SE SE7612806A patent/SE415129B/xx unknown
- 1976-11-17 NO NO763919A patent/NO763919L/no unknown
- 1976-11-17 DK DK517876A patent/DK517876A/da not_active Application Discontinuation
- 1976-11-17 IT IT29449/76A patent/IT1120752B/it active
- 1976-11-17 FR FR7634621A patent/FR2332575A1/fr active Granted
- 1976-11-17 AT AT855876A patent/AT358298B/de not_active IP Right Cessation
- 1976-11-18 ES ES453436A patent/ES453436A1/es not_active Expired
- 1976-11-19 JP JP13852976A patent/JPS5282031A/ja active Pending
- 1976-11-19 US US05/743,130 patent/US4350844A/en not_active Expired - Lifetime
- 1976-11-19 CA CA266,116A patent/CA1076676A/en not_active Expired
- 1976-11-19 BE BE172548A patent/BE848568A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2649023A1 (de) | 1977-05-26 |
ES453436A1 (es) | 1977-11-16 |
SE415129B (sv) | 1980-09-08 |
IT1120752B (it) | 1986-03-26 |
CA1076676A (en) | 1980-04-29 |
FR2332575A1 (fr) | 1977-06-17 |
JPS5282031A (en) | 1977-07-08 |
FI60322C (fi) | 1981-12-10 |
FR2332575B1 (xx) | 1983-05-20 |
AT358298B (de) | 1980-08-25 |
ZA766692B (en) | 1977-10-26 |
GB1531149A (en) | 1978-11-01 |
FI763271A (xx) | 1977-05-21 |
AR215253A1 (es) | 1979-09-28 |
ATA855876A (de) | 1980-01-15 |
NL7612702A (nl) | 1977-05-24 |
SE7612806L (sv) | 1977-05-21 |
US4350844A (en) | 1982-09-21 |
CH594261A5 (xx) | 1977-12-30 |
DK517876A (da) | 1977-05-21 |
BR7607632A (pt) | 1977-09-27 |
NO763919L (xx) | 1977-05-23 |
FI60322B (fi) | 1981-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: ANSTALT EUROPAISCHE HANDELSGESELLSCHAFT Effective date: 19861130 |