JPH0420542B2 - - Google Patents
Info
- Publication number
- JPH0420542B2 JPH0420542B2 JP60194884A JP19488485A JPH0420542B2 JP H0420542 B2 JPH0420542 B2 JP H0420542B2 JP 60194884 A JP60194884 A JP 60194884A JP 19488485 A JP19488485 A JP 19488485A JP H0420542 B2 JPH0420542 B2 JP H0420542B2
- Authority
- JP
- Japan
- Prior art keywords
- data
- encryption
- bit
- input
- register
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 claims description 40
- 230000017105 transposition Effects 0.000 claims description 9
- 238000013478 data encryption standard Methods 0.000 description 21
- 238000004364 calculation method Methods 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60194884A JPS6257334A (ja) | 1985-09-05 | 1985-09-05 | ブロツク暗号化・復号方式 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60194884A JPS6257334A (ja) | 1985-09-05 | 1985-09-05 | ブロツク暗号化・復号方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6257334A JPS6257334A (ja) | 1987-03-13 |
JPH0420542B2 true JPH0420542B2 (sv) | 1992-04-03 |
Family
ID=16331922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60194884A Granted JPS6257334A (ja) | 1985-09-05 | 1985-09-05 | ブロツク暗号化・復号方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6257334A (sv) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51108701A (sv) * | 1975-02-24 | 1976-09-27 | Ibm |
-
1985
- 1985-09-05 JP JP60194884A patent/JPS6257334A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51108701A (sv) * | 1975-02-24 | 1976-09-27 | Ibm |
Also Published As
Publication number | Publication date |
---|---|
JPS6257334A (ja) | 1987-03-13 |
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