WO1999028887A3 - Verfahren zur reduzierung von speicherplatzbedarf für einen elektronischen ersten schlüssel und anordnung zur ver- und entschlüsselung - Google Patents
Verfahren zur reduzierung von speicherplatzbedarf für einen elektronischen ersten schlüssel und anordnung zur ver- und entschlüsselung Download PDFInfo
- Publication number
- WO1999028887A3 WO1999028887A3 PCT/DE1998/003470 DE9803470W WO9928887A3 WO 1999028887 A3 WO1999028887 A3 WO 1999028887A3 DE 9803470 W DE9803470 W DE 9803470W WO 9928887 A3 WO9928887 A3 WO 9928887A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- coding
- storage space
- electronic key
- space requirements
- index
- 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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002312358A CA2312358A1 (en) | 1997-12-01 | 1998-11-25 | Method for reducing memory space requirement for an electronic first key, and arrangement for encryption and decryption |
JP2000523655A JP2001525624A (ja) | 1997-12-01 | 1998-11-25 | 第1の電子鍵用の所要メモリロケーションを低減する方法及び暗号化及び暗号解読用の装置 |
EP98966766A EP1034527A2 (de) | 1997-12-01 | 1998-11-25 | Verfahren zur reduzierung von speicherplatzbedarf für einen elektronischen ersten schlüssel und anordnung zur ver- und entschlüsselung |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19753274.8 | 1997-12-01 | ||
DE19753274 | 1997-12-01 | ||
DE19801776.6 | 1998-01-19 | ||
DE19801776 | 1998-01-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1999028887A2 WO1999028887A2 (de) | 1999-06-10 |
WO1999028887A3 true WO1999028887A3 (de) | 1999-07-29 |
Family
ID=26042074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE1998/003470 WO1999028887A2 (de) | 1997-12-01 | 1998-11-25 | Verfahren zur reduzierung von speicherplatzbedarf für einen elektronischen ersten schlüssel und anordnung zur ver- und entschlüsselung |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1034527A2 (de) |
JP (1) | JP2001525624A (de) |
CA (1) | CA2312358A1 (de) |
WO (1) | WO1999028887A2 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10158393A1 (de) * | 2001-11-28 | 2003-06-12 | Infineon Technologies Ag | Speicher für die Zentraleinheit einer Rechenanlage, Rechenanlage und Verfahren zum Synchronisieren eines Speichers mit dem Hauptspeicher einer Rechenanlage |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5003596A (en) * | 1989-08-17 | 1991-03-26 | Cryptech, Inc. | Method of cryptographically transforming electronic digital data from one form to another |
US5097504A (en) * | 1986-03-19 | 1992-03-17 | Infoscript | Method and device for qualitative saving of digitized data |
EP0636963A2 (de) * | 1993-07-30 | 1995-02-01 | International Business Machines Corporation | Authentifizierungseinrichtung unter Verwendung von einmalig benutzbaren Kennworter |
WO1997005720A2 (en) * | 1995-07-27 | 1997-02-13 | Nextlevel Systems, Inc. | Cryptographic system with concealed work factor |
-
1998
- 1998-11-25 JP JP2000523655A patent/JP2001525624A/ja not_active Withdrawn
- 1998-11-25 CA CA002312358A patent/CA2312358A1/en not_active Abandoned
- 1998-11-25 WO PCT/DE1998/003470 patent/WO1999028887A2/de not_active Application Discontinuation
- 1998-11-25 EP EP98966766A patent/EP1034527A2/de not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5097504A (en) * | 1986-03-19 | 1992-03-17 | Infoscript | Method and device for qualitative saving of digitized data |
US5003596A (en) * | 1989-08-17 | 1991-03-26 | Cryptech, Inc. | Method of cryptographically transforming electronic digital data from one form to another |
EP0636963A2 (de) * | 1993-07-30 | 1995-02-01 | International Business Machines Corporation | Authentifizierungseinrichtung unter Verwendung von einmalig benutzbaren Kennworter |
WO1997005720A2 (en) * | 1995-07-27 | 1997-02-13 | Nextlevel Systems, Inc. | Cryptographic system with concealed work factor |
Also Published As
Publication number | Publication date |
---|---|
CA2312358A1 (en) | 1999-06-10 |
JP2001525624A (ja) | 2001-12-11 |
EP1034527A2 (de) | 2000-09-13 |
WO1999028887A2 (de) | 1999-06-10 |
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