ATE322779T1 - Verfahren und vorrichtung zum kryptographischen datenschutz - Google Patents
Verfahren und vorrichtung zum kryptographischen datenschutzInfo
- Publication number
- ATE322779T1 ATE322779T1 AT00121767T AT00121767T ATE322779T1 AT E322779 T1 ATE322779 T1 AT E322779T1 AT 00121767 T AT00121767 T AT 00121767T AT 00121767 T AT00121767 T AT 00121767T AT E322779 T1 ATE322779 T1 AT E322779T1
- Authority
- AT
- Austria
- Prior art keywords
- data protection
- encoding
- methods
- cryptographic data
- messages
- 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
- H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
- H04L63/068—Network architectures or network communication protocols for network security for supporting key management in a packet data network using time-dependent keys, e.g. periodically changing keys
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/56—Financial cryptography, e.g. electronic payment or e-cash
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/76—Proxy, i.e. using intermediary entity to perform cryptographic operations
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Storage Device Security (AREA)
- Facsimile Transmission Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/468,747 US6937726B1 (en) | 1999-04-06 | 1999-12-21 | System and method for protecting data files by periodically refreshing a decryption key |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE322779T1 true ATE322779T1 (de) | 2006-04-15 |
Family
ID=23861071
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT00121767T ATE322779T1 (de) | 1999-12-21 | 2000-10-05 | Verfahren und vorrichtung zum kryptographischen datenschutz |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1111838B1 (de) |
AT (1) | ATE322779T1 (de) |
DE (1) | DE60027119T2 (de) |
ES (1) | ES2261135T3 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE521906C2 (sv) * | 2001-11-01 | 2003-12-16 | Kreatel Comm Ab | Metod och anordning för kryptering av multimediainnehåll |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6584565B1 (en) * | 1997-07-15 | 2003-06-24 | Hewlett-Packard Development Company, L.P. | Method and apparatus for long term verification of digital signatures |
-
2000
- 2000-10-05 DE DE60027119T patent/DE60027119T2/de not_active Revoked
- 2000-10-05 EP EP00121767A patent/EP1111838B1/de not_active Revoked
- 2000-10-05 AT AT00121767T patent/ATE322779T1/de not_active IP Right Cessation
- 2000-10-05 ES ES00121767T patent/ES2261135T3/es not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1111838B1 (de) | 2006-04-05 |
DE60027119T2 (de) | 2006-09-07 |
DE60027119D1 (de) | 2006-05-18 |
ES2261135T3 (es) | 2006-11-16 |
EP1111838A3 (de) | 2003-09-24 |
EP1111838A2 (de) | 2001-06-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE330391T1 (de) | Vorrichtung und verfahren zur verteilung von dokumenten | |
ATE397337T1 (de) | Verfahren zur übertragung der befugnis, nachrichten zu entschlüsseln | |
AR033559A1 (es) | Metodo y dispositivo para controlar la distribucion y uso de un trabajo digital y el portador de grabacion obtenido | |
NO20015908L (no) | Informasjonsprosesseringssystem og fremgangsmåte | |
GB0208858D0 (en) | Method and apparatus for encrypting/decrypting data | |
EP0950941A3 (de) | Verfahren und Vorrichtung zum Schutz von Daten auf einem Speichermedium und Speichermedium | |
ATE247359T1 (de) | Methode und gerät zur verschlüsselten übertragung | |
ATE526621T1 (de) | Verfahren, system und sicherungsmittel zur datenarchivierung mit automatischer verschlüsselung und entschlüsselung durch fragmentierung von schlüsseln | |
MX169350B (es) | Procedimiento para dirigir claves secretas hacia modulos de seguridad y tarjetas de usuarios en una red de procesamiento de datos | |
EP1158743A3 (de) | Rechnersystem und Datenentschlüsselungsverfahren und Rechnersystem mit Fernkopiersanlage | |
GB2390786B (en) | Method and system for validating software code | |
DE60239718D1 (de) | Informationsverarbeitungsgerät und seine Steuerverfahren, Computerprogramm, und Speichermedium | |
EP1291867A3 (de) | Informationsverarbeitung mit Verschlüsselungsverarbeitung | |
MX2007013211A (es) | Dispositivo y metodo de procesamiento de una corriente de datos cifrados en un sistema criptografico. | |
CY1105914T1 (el) | Συστημα παροχης κρυπτογραφημενων δεδομενων, συστημα αποκρυπτογραφησης δεδομενων και μεθοδος παροχης διεπαφης επικοινωνιας σε τετοιο συστημα αποκρυπτογραφησης | |
TW200629855A (en) | Confidential information processing method, confidential information processing device, and contents data reproducing device | |
ATE341080T1 (de) | Vorrichtung und verfahren zur wiedergabe von benutzerdaten | |
DE60026439D1 (de) | System und Verfahren zur Übertragung der Befugnis , Nachrichten zu entschüsseln in einem symmetrischen Kodierungsschema | |
CA2432445A1 (en) | Method for storing encrypted data | |
ATE322779T1 (de) | Verfahren und vorrichtung zum kryptographischen datenschutz | |
EP1699162A3 (de) | Verfahren zur Verteilung von Dokumenten | |
DK1116368T3 (da) | Sikkert dataoverföringssystem | |
TW200506838A (en) | Device for running copy-protected software | |
FI981444A (fi) | Menetelmä ja järjestelmä sanomien salaamiseksi ja salauksen purkamisek si | |
TH42009A3 (th) | ระบบปกป้องการผลิตที่ใช้กับเนื้อหาที่เป็นการผลิตแบบดิจิตัล |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |