CA2165649A1 - Procede de chiffrement de fichiers - Google Patents

Procede de chiffrement de fichiers

Info

Publication number
CA2165649A1
CA2165649A1 CA2165649A CA2165649A CA2165649A1 CA 2165649 A1 CA2165649 A1 CA 2165649A1 CA 2165649 A CA2165649 A CA 2165649A CA 2165649 A CA2165649 A CA 2165649A CA 2165649 A1 CA2165649 A1 CA 2165649A1
Authority
CA
Canada
Prior art keywords
file
data
computer
encryption scheme
file encryption
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
Application number
CA2165649A
Other languages
English (en)
Other versions
CA2165649C (fr
Inventor
Diane E. Georgiades
Neal E. Taylor
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Co
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2165649A1 publication Critical patent/CA2165649A1/fr
Application granted granted Critical
Publication of CA2165649C publication Critical patent/CA2165649C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6209—Protecting access to data via a platform, e.g. using keys or access control rules to a single file or object, e.g. in a secure envelope, encrypted and accessed using a key, or with access control rules appended to the object itself
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • Storage Device Security (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Gyroscopes (AREA)
  • Optical Communication System (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)

Abstract

Système de mémorisation de données informatiques comprenant un dispositif de mémorisation de données et un processeur servant à chiffrer des données de fichier, afin de produire des données de fichier chiffrées, ainsi qu'à introduire ces dernières dans un fichier informatique sur le dispositif de mémorisation de données. Ledit fichier informatique comprend un en-tête d'informations de fichier contenant des informations indiquant qu'il contient lesdites données de fichier chiffrées.
CA002165649A 1994-06-30 1995-05-19 Procede de chiffrement de fichiers Expired - Fee Related CA2165649C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US26869594A 1994-06-30 1994-06-30
US08/268,695 1994-06-30
PCT/US1995/006329 WO1996000942A1 (fr) 1994-06-30 1995-05-19 Procede de chiffrement de fichiers

Publications (2)

Publication Number Publication Date
CA2165649A1 true CA2165649A1 (fr) 1995-12-31
CA2165649C CA2165649C (fr) 1999-11-02

Family

ID=23024080

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002165649A Expired - Fee Related CA2165649C (fr) 1994-06-30 1995-05-19 Procede de chiffrement de fichiers

Country Status (7)

Country Link
EP (1) EP0715734A1 (fr)
JP (1) JPH08509087A (fr)
KR (1) KR960705275A (fr)
AU (1) AU2596795A (fr)
CA (1) CA2165649C (fr)
NO (1) NO960817L (fr)
WO (1) WO1996000942A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH113284A (ja) * 1997-06-10 1999-01-06 Mitsubishi Electric Corp 情報記憶媒体およびそのセキュリティ方法
KR100820971B1 (ko) * 2001-10-11 2008-04-10 엘지전자 주식회사 압축 오디오 파일에서의 암호화 해독 키 기록 및 재생방법
US9081982B2 (en) 2011-04-18 2015-07-14 Raytheon Company Authorized data access based on the rights of a user and a location
KR102523794B1 (ko) * 2020-11-17 2023-04-21 주식회사 한글과컴퓨터 전자 문서에 삽입된 테이블에 대한 트리 구조 목록화를 지원하는 전자 장치 및 그 동작 방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4757533A (en) * 1985-09-11 1988-07-12 Computer Security Corporation Security system for microcomputers
US4864616A (en) * 1987-10-15 1989-09-05 Micronyx, Inc. Cryptographic labeling of electronically stored data

Also Published As

Publication number Publication date
KR960705275A (ko) 1996-10-09
NO960817D0 (no) 1996-02-28
CA2165649C (fr) 1999-11-02
JPH08509087A (ja) 1996-09-24
WO1996000942A1 (fr) 1996-01-11
EP0715734A1 (fr) 1996-06-12
NO960817L (no) 1996-04-18
AU2596795A (en) 1996-01-25

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed