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GB2479074B - Format-preserving cryptographic systems - Google Patents

Format-preserving cryptographic systems

Info

Publication number
GB2479074B
GB2479074B GB1107288.1A GB201107288A GB2479074B GB 2479074 B GB2479074 B GB 2479074B GB 201107288 A GB201107288 A GB 201107288A GB 2479074 B GB2479074 B GB 2479074B
Authority
GB
United Kingdom
Prior art keywords
format
cryptographic systems
preserving cryptographic
preserving
systems
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.)
Active
Application number
GB1107288.1A
Other versions
GB201107288D0 (en
GB2479074A (en
Inventor
Terence Spies
Matthew J Pauker
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.)
Voltage Security LLC
Original Assignee
Voltage Security LLC
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
Priority claimed from US11/654,054 external-priority patent/US8958562B2/en
Application filed by Voltage Security LLC filed Critical Voltage Security LLC
Publication of GB201107288D0 publication Critical patent/GB201107288D0/en
Publication of GB2479074A publication Critical patent/GB2479074A/en
Application granted granted Critical
Publication of GB2479074B publication Critical patent/GB2479074B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G06F21/6218—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
    • G06F21/6227—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 where protection concerns the structure of data, e.g. records, types, queries
    • 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
    • G06F21/6245—Protecting personal data, e.g. for financial or medical purposes
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H04L9/0841—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols
    • H04L9/0844—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols with user authentication or key authentication, e.g. ElGamal, MTI, MQV-Menezes-Qu-Vanstone protocol or Diffie-Hellman protocols using implicitly-certified keys
    • 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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0866—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving user or device identifiers, e.g. serial number, physical or biometrical information, DNA, hand-signature or measurable physical characteristics
    • 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
    • H04L9/321—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 involving a third party or a trusted authority

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Databases & Information Systems (AREA)
  • Medical Informatics (AREA)
  • Storage Device Security (AREA)
GB1107288.1A 2007-01-16 2008-01-15 Format-preserving cryptographic systems Active GB2479074B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/654,054 US8958562B2 (en) 2007-01-16 2007-01-16 Format-preserving cryptographic systems
GB0912403A GB2458844B (en) 2007-01-16 2008-01-15 Format-preserving cryptographic systems

Publications (3)

Publication Number Publication Date
GB201107288D0 GB201107288D0 (en) 2011-06-15
GB2479074A GB2479074A (en) 2011-09-28
GB2479074B true GB2479074B (en) 2012-01-18

Family

ID=44546269

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1107288.1A Active GB2479074B (en) 2007-01-16 2008-01-15 Format-preserving cryptographic systems

Country Status (1)

Country Link
GB (1) GB2479074B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10135613B2 (en) 2012-01-13 2018-11-20 Qualcomm Incorporated Method and apparatus for generating a privilege-based key
GB2509064A (en) * 2012-12-18 2014-06-25 Completegp Ltd Method and system for distributing health data
EP3166041A1 (en) * 2015-11-07 2017-05-10 Tata Consultancy Services Limited Format preserving masking system and method
US10586057B2 (en) 2017-11-16 2020-03-10 Intuit Inc. Processing data queries in a logically sharded data store
EP3711256B1 (en) * 2017-11-16 2022-01-05 Intuit Inc. Cryptographic key generation for logically sharded data stores
US10873450B2 (en) 2017-11-16 2020-12-22 Intuit Inc. Cryptographic key generation for logically sharded data stores

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6836765B1 (en) * 2000-08-30 2004-12-28 Lester Sussman System and method for secure and address verifiable electronic commerce transactions
US20050132070A1 (en) * 2000-11-13 2005-06-16 Redlich Ron M. Data security system and method with editor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6836765B1 (en) * 2000-08-30 2004-12-28 Lester Sussman System and method for secure and address verifiable electronic commerce transactions
US20050132070A1 (en) * 2000-11-13 2005-06-16 Redlich Ron M. Data security system and method with editor

Also Published As

Publication number Publication date
GB201107288D0 (en) 2011-06-15
GB2479074A (en) 2011-09-28

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20181105 AND 20181107