ES2123443A1 - Metodo y aparato para cifrado en bloque de datos. - Google Patents
Metodo y aparato para cifrado en bloque de datos.Info
- Publication number
- ES2123443A1 ES2123443A1 ES09602747A ES9602747A ES2123443A1 ES 2123443 A1 ES2123443 A1 ES 2123443A1 ES 09602747 A ES09602747 A ES 09602747A ES 9602747 A ES9602747 A ES 9602747A ES 2123443 A1 ES2123443 A1 ES 2123443A1
- Authority
- ES
- Spain
- Prior art keywords
- encrypting
- data blocks
- data
- transformation
- pseudo
- 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
Landscapes
- Storage Device Security (AREA)
Abstract
METODO Y APARATO PARA CIFRADO EN BLOQUE DE DATOS. SE DESCRIBE UN METODO Y APARATO PARA EL CIFRADO DE DATOS ELECTRONICOS QUE PERMITE REALIZAR DE FORMA SEGURA LA TRANSMISION, EL ALMACENAMIENTO Y EL PROCESADO DE LOS MISMOS. EL ESQUEMA GENERAL DE UN CIFRADOR EN BLOQUE ESTA COMPUESTO POR TRES ELEMENTOS: TRANSFORMACION DE ENTRADA, MODULO ITERATIVO INTEGRADO POR DISTINTAS OPERACIONES Y TRANSFORMACION DE SALIDA. LAS APLICACIONES DE LA INVENCION COMO CRIPTOGRAFIA, TECNOLOGIA DE LAS COMUNICACIONES, GENERACION DE SECUENCIAS PSEUDO-ALEATORIAS, SEGURIDAD INFORMATICA.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9602747A ES2123443B1 (es) | 1996-12-27 | 1996-12-27 | Metodo y aparato para cifrado en bloque de datos. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9602747A ES2123443B1 (es) | 1996-12-27 | 1996-12-27 | Metodo y aparato para cifrado en bloque de datos. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2123443A1 true ES2123443A1 (es) | 1999-01-01 |
ES2123443B1 ES2123443B1 (es) | 1999-09-16 |
Family
ID=8297159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9602747A Expired - Fee Related ES2123443B1 (es) | 1996-12-27 | 1996-12-27 | Metodo y aparato para cifrado en bloque de datos. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2123443B1 (es) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4078153A (en) * | 1976-09-30 | 1978-03-07 | International Standard Electric Corporation | Clock signal and auxiliary signal transmission system |
EP0443752A2 (en) * | 1990-02-21 | 1991-08-28 | General Instrument Corporation Of Delaware | Block-cipher cryptographic device based upon a pseudorandom nonlinear sequence generator |
US5724428A (en) * | 1995-11-01 | 1998-03-03 | Rsa Data Security, Inc. | Block encryption algorithm with data-dependent rotations |
-
1996
- 1996-12-27 ES ES9602747A patent/ES2123443B1/es not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4078153A (en) * | 1976-09-30 | 1978-03-07 | International Standard Electric Corporation | Clock signal and auxiliary signal transmission system |
EP0443752A2 (en) * | 1990-02-21 | 1991-08-28 | General Instrument Corporation Of Delaware | Block-cipher cryptographic device based upon a pseudorandom nonlinear sequence generator |
US5724428A (en) * | 1995-11-01 | 1998-03-03 | Rsa Data Security, Inc. | Block encryption algorithm with data-dependent rotations |
Also Published As
Publication number | Publication date |
---|---|
ES2123443B1 (es) | 1999-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EC2A | Search report published |
Date of ref document: 19990101 Kind code of ref document: A1 Effective date: 19990101 |
|
FD2A | Announcement of lapse in spain |
Effective date: 20180807 |