FR1025337A - Cryptographic apparatus for telegraph installations - Google Patents
Cryptographic apparatus for telegraph installationsInfo
- Publication number
- FR1025337A FR1025337A FR1025337DA FR1025337A FR 1025337 A FR1025337 A FR 1025337A FR 1025337D A FR1025337D A FR 1025337DA FR 1025337 A FR1025337 A FR 1025337A
- Authority
- FR
- France
- Prior art keywords
- cryptographic apparatus
- telegraph
- installations
- telegraph installations
- cryptographic
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/30—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure
- B65D85/302—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure for carboys
-
- 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
-
- 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
- H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
- H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
- H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Dc Machiner (AREA)
- Motor Or Generator Current Collectors (AREA)
- Keying Circuit Devices (AREA)
- Mobile Radio Communication Systems (AREA)
- Electrotherapy Devices (AREA)
- Stackable Containers (AREA)
- Details Of Rigid Or Semi-Rigid Containers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH680500X | 1949-10-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1025337A true FR1025337A (en) | 1953-04-14 |
Family
ID=4528434
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1025337D Expired FR1025337A (en) | 1949-10-05 | 1950-09-30 | Cryptographic apparatus for telegraph installations |
FR64020D Expired FR64020E (en) | 1949-10-05 | 1953-04-01 | Cryptographic apparatus for telegraph installations |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR64020D Expired FR64020E (en) | 1949-10-05 | 1953-04-01 | Cryptographic apparatus for telegraph installations |
Country Status (5)
Country | Link |
---|---|
US (1) | US2629012A (en) |
CH (1) | CH283930A (en) |
DE (2) | DE881060C (en) |
FR (2) | FR1025337A (en) |
GB (3) | GB680900A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL291558A (en) * | 1962-04-17 | |||
US3731197A (en) * | 1969-12-15 | 1973-05-01 | Ritt Lab Inc | Secrecy communication system |
US4275265A (en) * | 1978-10-02 | 1981-06-23 | Wisconsin Alumni Research Foundation | Complete substitution permutation enciphering and deciphering circuit |
CN109515952B (en) * | 2018-11-19 | 2020-09-22 | 砀山县展望罐头食品厂 | A shock attenuation transport case for agricultural product |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE381441A (en) * | 1930-07-18 | |||
US2320150A (en) * | 1940-07-09 | 1943-05-25 | William R Lockridge | Code selective apparatus |
US2522461A (en) * | 1946-10-10 | 1950-09-12 | Teletype Corp | Mechanical chain linkage system for mechanical ciphering units |
US2547515A (en) * | 1949-06-23 | 1951-04-03 | Teletype Corp | Secrecy system |
-
1949
- 1949-04-06 GB GB9442/49A patent/GB680900A/en not_active Expired
- 1949-10-05 CH CH283930D patent/CH283930A/en unknown
-
1950
- 1950-09-26 DE DE1950881060D patent/DE881060C/en not_active Expired
- 1950-09-29 US US187567A patent/US2629012A/en not_active Expired - Lifetime
- 1950-09-30 FR FR1025337D patent/FR1025337A/en not_active Expired
- 1950-10-05 GB GB24353/50A patent/GB680500A/en not_active Expired
-
1953
- 1953-04-01 FR FR64020D patent/FR64020E/en not_active Expired
- 1953-04-02 GB GB9268/53A patent/GB728268A/en not_active Expired
- 1953-04-08 DE DEG11450A patent/DE937236C/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE937236C (en) | 1955-12-29 |
US2629012A (en) | 1953-02-17 |
GB680900A (en) | 1952-10-15 |
DE881060C (en) | 1953-06-25 |
FR64020E (en) | 1955-10-17 |
GB680500A (en) | 1952-10-08 |
GB728268A (en) | 1955-04-13 |
CH283930A (en) | 1952-06-30 |
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