JPWO2024028961A1 - - Google Patents
Info
- Publication number
- JPWO2024028961A1 JPWO2024028961A1 JP2024538555A JP2024538555A JPWO2024028961A1 JP WO2024028961 A1 JPWO2024028961 A1 JP WO2024028961A1 JP 2024538555 A JP2024538555 A JP 2024538555A JP 2024538555 A JP2024538555 A JP 2024538555A JP WO2024028961 A1 JPWO2024028961 A1 JP WO2024028961A1
- Authority
- JP
- Japan
- 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
-
- 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
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- 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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Storage Device Security (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2022/029558 WO2024028961A1 (ja) | 2022-08-01 | 2022-08-01 | 暗号システム、方法及びプログラム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2024028961A1 true JPWO2024028961A1 (https=) | 2024-02-08 |
| JP7786593B2 JP7786593B2 (ja) | 2025-12-16 |
Family
ID=89848637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024538555A Active JP7786593B2 (ja) | 2022-08-01 | 2022-08-01 | 暗号システム、方法及びプログラム |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7786593B2 (https=) |
| WO (1) | WO2024028961A1 (https=) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019215391A (ja) * | 2018-06-11 | 2019-12-19 | 三菱電機株式会社 | 復号装置、暗号化装置及び暗号システム |
| WO2022054130A1 (ja) * | 2020-09-08 | 2022-03-17 | 日本電信電話株式会社 | 暗号システム、方法及びプログラム |
-
2022
- 2022-08-01 WO PCT/JP2022/029558 patent/WO2024028961A1/ja not_active Ceased
- 2022-08-01 JP JP2024538555A patent/JP7786593B2/ja active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019215391A (ja) * | 2018-06-11 | 2019-12-19 | 三菱電機株式会社 | 復号装置、暗号化装置及び暗号システム |
| WO2022054130A1 (ja) * | 2020-09-08 | 2022-03-17 | 日本電信電話株式会社 | 暗号システム、方法及びプログラム |
Non-Patent Citations (2)
| Title |
|---|
| AGRAWAL, SHWETA ET AL.: "Multi-Input Quadratic Functional Encryption from Pairings", CRYPTOLOGY EPRINT ARCHIVE, vol. [取得日 2022.09.05], Paper 2020/1285, JPN6022042685, 16 October 2020 (2020-10-16), ISSN: 0005723799 * |
| 富田 潤一: "無制限二次関数型暗号", ２０２３年 暗号と情報セキュリティシンポジウム, vol. 3A1-2, JPN6025045180, 19 January 2023 (2023-01-19), JP, pages 1 - 6, ISSN: 0005723800 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7786593B2 (ja) | 2025-12-16 |
| WO2024028961A1 (ja) | 2024-02-08 |
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