ES2180391B1 - Circuito integrado. - Google Patents
Circuito integrado.Info
- Publication number
- ES2180391B1 ES2180391B1 ES200002305A ES200002305A ES2180391B1 ES 2180391 B1 ES2180391 B1 ES 2180391B1 ES 200002305 A ES200002305 A ES 200002305A ES 200002305 A ES200002305 A ES 200002305A ES 2180391 B1 ES2180391 B1 ES 2180391B1
- Authority
- ES
- Spain
- Prior art keywords
- rom
- integrated circuit
- program
- public keys
- battery
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
- G06F12/1408—Protection against unauthorised use of memory or access to memory by using cryptography
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
- G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
- G06F12/1466—Key-lock mechanism
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/76—Architectures of general purpose stored program computers
- G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
- G06F15/7839—Architectures of general purpose stored program computers comprising a single central processing unit with memory
- G06F15/7842—Architectures of general purpose stored program computers comprising a single central processing unit with memory on one IC chip (single chip microcontrollers)
- G06F15/7853—Architectures of general purpose stored program computers comprising a single central processing unit with memory on one IC chip (single chip microcontrollers) including a ROM
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
- G06F21/72—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in cryptographic circuits
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Mathematical Physics (AREA)
- Software Systems (AREA)
- Storage Device Security (AREA)
Abstract
Circuito integrado que comprende por lo menos un microprocesador, una interfaz de conexión externa, un bus de datos, un bus de direcciones externas, una memoria RAM (SRAM) de datos con soporte de batería o pila, una memoria ROM (ROM) que contiene por lo menos un programa y unas claves públicas, donde por lo menos parte de dicho programa es un algoritmo criptográfico que opera con dichas claves públicas contenidas en dicha ROM (ROM), y por lo menos un circuito adicional con funcionalidades predefinidas. Una aplicación de este circuito impreso es para la realización de módulos de seguridad, por ejemplo, en terminales informáticos.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES200002305A ES2180391B1 (es) | 2000-09-25 | 2000-09-25 | Circuito integrado. |
EP01500156A EP1191423A3 (en) | 2000-09-25 | 2001-06-26 | Integrated circuit with cryptographic capabilities |
BR0104264-5A BR0104264A (pt) | 2000-09-25 | 2001-09-25 | Circuito integrado |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES200002305A ES2180391B1 (es) | 2000-09-25 | 2000-09-25 | Circuito integrado. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2180391A1 ES2180391A1 (es) | 2003-02-01 |
ES2180391B1 true ES2180391B1 (es) | 2003-12-16 |
Family
ID=8495025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES200002305A Expired - Fee Related ES2180391B1 (es) | 2000-09-25 | 2000-09-25 | Circuito integrado. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1191423A3 (es) |
BR (1) | BR0104264A (es) |
ES (1) | ES2180391B1 (es) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8176296B2 (en) | 2000-10-26 | 2012-05-08 | Cypress Semiconductor Corporation | Programmable microcontroller architecture |
US8160864B1 (en) | 2000-10-26 | 2012-04-17 | Cypress Semiconductor Corporation | In-circuit emulator and pod synchronized boot |
US7185162B1 (en) * | 2000-10-26 | 2007-02-27 | Cypress Semiconductor Corporation | Method and apparatus for programming a flash memory |
US6724220B1 (en) | 2000-10-26 | 2004-04-20 | Cyress Semiconductor Corporation | Programmable microcontroller architecture (mixed analog/digital) |
US7406674B1 (en) | 2001-10-24 | 2008-07-29 | Cypress Semiconductor Corporation | Method and apparatus for generating microcontroller configuration information |
US8078970B1 (en) | 2001-11-09 | 2011-12-13 | Cypress Semiconductor Corporation | Graphical user interface with user-selectable list-box |
US8042093B1 (en) | 2001-11-15 | 2011-10-18 | Cypress Semiconductor Corporation | System providing automatic source code generation for personalization and parameterization of user modules |
US6971004B1 (en) | 2001-11-19 | 2005-11-29 | Cypress Semiconductor Corp. | System and method of dynamically reconfiguring a programmable integrated circuit |
US7844437B1 (en) | 2001-11-19 | 2010-11-30 | Cypress Semiconductor Corporation | System and method for performing next placements and pruning of disallowed placements for programming an integrated circuit |
US7774190B1 (en) | 2001-11-19 | 2010-08-10 | Cypress Semiconductor Corporation | Sleep and stall in an in-circuit emulation system |
US7308608B1 (en) | 2002-05-01 | 2007-12-11 | Cypress Semiconductor Corporation | Reconfigurable testing system and method |
EP3798874A1 (en) | 2003-08-26 | 2021-03-31 | Panasonic Intellectual Property Corporation of America | Program execution device |
US7295049B1 (en) | 2004-03-25 | 2007-11-13 | Cypress Semiconductor Corporation | Method and circuit for rapid alignment of signals |
US8069436B2 (en) | 2004-08-13 | 2011-11-29 | Cypress Semiconductor Corporation | Providing hardware independence to automate code generation of processing device firmware |
US8286125B2 (en) | 2004-08-13 | 2012-10-09 | Cypress Semiconductor Corporation | Model for a hardware device-independent method of defining embedded firmware for programmable systems |
US7400183B1 (en) | 2005-05-05 | 2008-07-15 | Cypress Semiconductor Corporation | Voltage controlled oscillator delay cell and method |
US8085067B1 (en) | 2005-12-21 | 2011-12-27 | Cypress Semiconductor Corporation | Differential-to-single ended signal converter circuit and method |
US8067948B2 (en) | 2006-03-27 | 2011-11-29 | Cypress Semiconductor Corporation | Input/output multiplexer bus |
US9564902B2 (en) | 2007-04-17 | 2017-02-07 | Cypress Semiconductor Corporation | Dynamically configurable and re-configurable data path |
US8040266B2 (en) | 2007-04-17 | 2011-10-18 | Cypress Semiconductor Corporation | Programmable sigma-delta analog-to-digital converter |
US8516025B2 (en) | 2007-04-17 | 2013-08-20 | Cypress Semiconductor Corporation | Clock driven dynamic datapath chaining |
US8026739B2 (en) | 2007-04-17 | 2011-09-27 | Cypress Semiconductor Corporation | System level interconnect with programmable switching |
US8065653B1 (en) | 2007-04-25 | 2011-11-22 | Cypress Semiconductor Corporation | Configuration of programmable IC design elements |
US8266575B1 (en) | 2007-04-25 | 2012-09-11 | Cypress Semiconductor Corporation | Systems and methods for dynamically reconfiguring a programmable system on a chip |
US9720805B1 (en) | 2007-04-25 | 2017-08-01 | Cypress Semiconductor Corporation | System and method for controlling a target device |
US9448964B2 (en) | 2009-05-04 | 2016-09-20 | Cypress Semiconductor Corporation | Autonomous control in a programmable system |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5063383A (en) * | 1990-06-04 | 1991-11-05 | National Semiconductor Corporation | System and method for testing analog to digital converter embedded in microcontroller |
US5251304A (en) * | 1990-09-28 | 1993-10-05 | Motorola, Inc. | Integrated circuit microcontroller with on-chip memory and external bus interface and programmable mechanism for securing the contents of on-chip memory |
FR2683357A1 (fr) * | 1991-10-30 | 1993-05-07 | Philips Composants | Microcircuit pour carte a puce a memoire programmable protegee. |
US5557743A (en) * | 1994-04-05 | 1996-09-17 | Motorola, Inc. | Protection circuit for a microprocessor |
JPH0855023A (ja) * | 1994-07-25 | 1996-02-27 | Motorola Inc | データ処理システムおよびその方法 |
JPH08272625A (ja) * | 1995-03-29 | 1996-10-18 | Toshiba Corp | マルチプログラム実行制御装置及び方法 |
US5774733A (en) * | 1995-10-03 | 1998-06-30 | Microchip Technology Incorporated | Microcontroller with analog front-end for providing intelligent battery management |
JP4312272B2 (ja) * | 1995-10-06 | 2009-08-12 | モトローラ・インコーポレイテッド | 内部メモリへのアクセスを制限するマイクロコントローラ |
US5737760A (en) * | 1995-10-06 | 1998-04-07 | Motorola Inc. | Microcontroller with security logic circuit which prevents reading of internal memory by external program |
ES2115507B1 (es) * | 1995-11-10 | 2000-01-16 | Bull Telesincro S A | Modulo de seguridad para un terminal informatico. |
US6067575A (en) * | 1995-12-08 | 2000-05-23 | Sun Microsystems, Inc. | System and method for generating trusted, architecture specific, compiled versions of architecture neutral programs |
US6023776A (en) * | 1996-03-22 | 2000-02-08 | Matsushita Electric Industrial Co., Ltd. | Central processing unit having a register which store values to vary wait cycles |
US5845129A (en) * | 1996-03-22 | 1998-12-01 | Philips Electronics North America Corporation | Protection domains in a single address space |
US5825878A (en) * | 1996-09-20 | 1998-10-20 | Vlsi Technology, Inc. | Secure memory management unit for microprocessor |
US5844986A (en) * | 1996-09-30 | 1998-12-01 | Intel Corporation | Secure BIOS |
ES2120912B1 (es) * | 1997-01-29 | 1999-06-01 | Bull Telesincro S A | Circuito integrado de aplicacion especifica. |
EP0893751A1 (en) * | 1997-07-18 | 1999-01-27 | Irdeto B.V. | Integrated circuit and method for secure data processing by means of this integrated circuit |
DE69942712D1 (de) * | 1998-05-29 | 2010-10-14 | Texas Instruments Inc | Sichere Rechnervorrichtung |
JP2002014872A (ja) * | 2000-06-29 | 2002-01-18 | Fujitsu Ltd | 暗号制御装置 |
-
2000
- 2000-09-25 ES ES200002305A patent/ES2180391B1/es not_active Expired - Fee Related
-
2001
- 2001-06-26 EP EP01500156A patent/EP1191423A3/en not_active Ceased
- 2001-09-25 BR BR0104264-5A patent/BR0104264A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES2180391A1 (es) | 2003-02-01 |
EP1191423A2 (en) | 2002-03-27 |
BR0104264A (pt) | 2002-05-21 |
EP1191423A3 (en) | 2004-05-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EC2A | Search report published |
Date of ref document: 20030201 Kind code of ref document: A1 |
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FG2A | Definitive protection |
Ref document number: 2180391B1 Country of ref document: ES |
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PC2A | Transfer of patent | ||
FD1A | Patent lapsed |
Effective date: 20100504 |