JPS5763950A - System and device for ciphering - Google Patents
System and device for cipheringInfo
- Publication number
- JPS5763950A JPS5763950A JP55139596A JP13959680A JPS5763950A JP S5763950 A JPS5763950 A JP S5763950A JP 55139596 A JP55139596 A JP 55139596A JP 13959680 A JP13959680 A JP 13959680A JP S5763950 A JPS5763950 A JP S5763950A
- Authority
- JP
- Japan
- Prior art keywords
- bits
- ciphering
- clocks
- ciphered
- bit
- 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.)
- Granted
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
- H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55139596A JPS5763950A (en) | 1980-10-06 | 1980-10-06 | System and device for ciphering |
US06/308,244 US4447672A (en) | 1980-10-06 | 1981-10-02 | Device for encrypting each input data bit by at least one keying bit decided by a code pattern and a bit pattern of a predetermined number of preceding encrypted bits |
CA000387315A CA1181830A (en) | 1980-10-06 | 1981-10-05 | Device for encrypting each input data bit by at least one keying bit decided by a code pattern and a bit pattern of a predetermined number of preceding encrypted bits |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55139596A JPS5763950A (en) | 1980-10-06 | 1980-10-06 | System and device for ciphering |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5763950A true JPS5763950A (en) | 1982-04-17 |
JPS6340381B2 JPS6340381B2 (ja) | 1988-08-10 |
Family
ID=15248944
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP55139596A Granted JPS5763950A (en) | 1980-10-06 | 1980-10-06 | System and device for ciphering |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5763950A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6072346A (ja) * | 1983-09-28 | 1985-04-24 | Fujitsu Ltd | 自己同期形スクランブル伝送方式 |
JPS62109446A (ja) * | 1985-11-07 | 1987-05-20 | Nec Corp | デ−タ変換器 |
JPS62109445A (ja) * | 1985-11-07 | 1987-05-20 | Nec Corp | デ−タ変換器 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS513601A (ja) * | 1974-06-05 | 1976-01-13 | Superscope Inc | Sutereorokuonsaiseisochi |
-
1980
- 1980-10-06 JP JP55139596A patent/JPS5763950A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS513601A (ja) * | 1974-06-05 | 1976-01-13 | Superscope Inc | Sutereorokuonsaiseisochi |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6072346A (ja) * | 1983-09-28 | 1985-04-24 | Fujitsu Ltd | 自己同期形スクランブル伝送方式 |
JPS62109446A (ja) * | 1985-11-07 | 1987-05-20 | Nec Corp | デ−タ変換器 |
JPS62109445A (ja) * | 1985-11-07 | 1987-05-20 | Nec Corp | デ−タ変換器 |
JPH0443453B2 (ja) * | 1985-11-07 | 1992-07-16 | Nippon Electric Co | |
JPH0443452B2 (ja) * | 1985-11-07 | 1992-07-16 | Nippon Electric Co |
Also Published As
Publication number | Publication date |
---|---|
JPS6340381B2 (ja) | 1988-08-10 |
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