GB2446420B - Password error correction and confidential information retrieval system - Google Patents
Password error correction and confidential information retrieval systemInfo
- Publication number
- GB2446420B GB2446420B GB0702320A GB0702320A GB2446420B GB 2446420 B GB2446420 B GB 2446420B GB 0702320 A GB0702320 A GB 0702320A GB 0702320 A GB0702320 A GB 0702320A GB 2446420 B GB2446420 B GB 2446420B
- Authority
- GB
- United Kingdom
- Prior art keywords
- error correction
- information retrieval
- confidential information
- retrieval system
- password error
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
- H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
- H03M13/13—Linear codes
- H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
- H03M13/151—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials
- H03M13/1515—Reed-Solomon codes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
- H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
- H03M13/13—Linear codes
- H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
- H03M13/151—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials
-
- 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
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
-
- 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
- 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
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
-
- 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
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
- H04L63/105—Multiple levels of security
-
- 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
- H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
- H04L9/304—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy based on error correction codes, e.g. McEliece
-
- 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
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Probability & Statistics with Applications (AREA)
- Pure & Applied Mathematics (AREA)
- Algebra (AREA)
- Software Systems (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Bioethics (AREA)
- Health & Medical Sciences (AREA)
- Databases & Information Systems (AREA)
- Storage Device Security (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0702320A GB2446420B8 (en) | 2007-02-07 | 2007-02-07 | Password error correction and confidential information retrieval system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0702320A GB2446420B8 (en) | 2007-02-07 | 2007-02-07 | Password error correction and confidential information retrieval system |
Publications (5)
Publication Number | Publication Date |
---|---|
GB0702320D0 GB0702320D0 (en) | 2007-03-21 |
GB2446420A GB2446420A (en) | 2008-08-13 |
GB2446420B true GB2446420B (en) | 2008-12-31 |
GB2446420B8 GB2446420B8 (en) | 2009-02-04 |
GB2446420A8 GB2446420A8 (en) | 2009-02-04 |
Family
ID=37898857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0702320A Expired - Fee Related GB2446420B8 (en) | 2007-02-07 | 2007-02-07 | Password error correction and confidential information retrieval system |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2446420B8 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120084639A (en) * | 2011-01-20 | 2012-07-30 | 한국전자통신연구원 | Adaptive sorting table for entropy coding |
EP2876569A1 (en) * | 2013-11-26 | 2015-05-27 | Thomson Licensing | Apparatuses and methods for password authentication |
EP2947591A1 (en) * | 2014-05-22 | 2015-11-25 | Thomson Licensing | Authentication by Password Mistyping Correction |
EP3067811A1 (en) | 2015-03-12 | 2016-09-14 | Thomson Licensing | Apparatus and method for password authentication |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5323146A (en) * | 1990-03-20 | 1994-06-21 | Siemens Nixdorf Informationssysteme Ag | Method for authenticating the user of a data station connected to a computer system |
US6026491A (en) * | 1997-09-30 | 2000-02-15 | Compaq Computer Corporation | Challenge/response security architecture with fuzzy recognition of long passwords |
US6282659B1 (en) * | 1997-07-30 | 2001-08-28 | Nortel Networks Limited | Feature to facilitate numeric passcode entry |
JP2003150552A (en) * | 2001-11-13 | 2003-05-23 | Namco Ltd | Input accepting device, input accepting program and recording medium with program therefor recorded thereon |
-
2007
- 2007-02-07 GB GB0702320A patent/GB2446420B8/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5323146A (en) * | 1990-03-20 | 1994-06-21 | Siemens Nixdorf Informationssysteme Ag | Method for authenticating the user of a data station connected to a computer system |
US6282659B1 (en) * | 1997-07-30 | 2001-08-28 | Nortel Networks Limited | Feature to facilitate numeric passcode entry |
US6026491A (en) * | 1997-09-30 | 2000-02-15 | Compaq Computer Corporation | Challenge/response security architecture with fuzzy recognition of long passwords |
JP2003150552A (en) * | 2001-11-13 | 2003-05-23 | Namco Ltd | Input accepting device, input accepting program and recording medium with program therefor recorded thereon |
Non-Patent Citations (1)
Title |
---|
"Improving usability through password-corrective hashing", Andrew Mehler & Steven Skiena, Stony Brook University, 13 October 2006 * |
Also Published As
Publication number | Publication date |
---|---|
GB2446420B8 (en) | 2009-02-04 |
GB2446420A8 (en) | 2009-02-04 |
GB2446420A (en) | 2008-08-13 |
GB0702320D0 (en) | 2007-03-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20110207 |