MY159284A - A method for encrypting and decrypting data and a system therefor - Google Patents

A method for encrypting and decrypting data and a system therefor

Info

Publication number
MY159284A
MY159284A MYPI2010004950A MYPI2010004950A MY159284A MY 159284 A MY159284 A MY 159284A MY PI2010004950 A MYPI2010004950 A MY PI2010004950A MY PI2010004950 A MYPI2010004950 A MY PI2010004950A MY 159284 A MY159284 A MY 159284A
Authority
MY
Malaysia
Prior art keywords
encrypting
decrypting data
present
encryption key
system therefor
Prior art date
Application number
MYPI2010004950A
Inventor
Mohamed Abdel Monem Saeb Magdy
Original Assignee
Mimos Berhad
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 Mimos Berhad filed Critical Mimos Berhad
Priority to MYPI2010004950A priority Critical patent/MY159284A/en
Priority to PCT/MY2010/000271 priority patent/WO2012053882A1/en
Publication of MY159284A publication Critical patent/MY159284A/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • 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
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry
    • H04L2209/125—Parallelization or pipelining, e.g. for accelerating processing of cryptographic operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Storage Device Security (AREA)

Abstract

THE PRESENT INVENTION RELATES TO A METHOD AND A SYSTEM FOR ENCRYPTING AND DECRYPTING DATA.THE METHOD OF THE PRESENT INVENTION COMPRISES THE STEPS OF GENERATING A PLURALITY OF SUBKEYS (50) FROM AN ENCRYPTION KEY (40) BY USING A PSEUDO RANDOM NUMBER GENERATOR COMPONENT (10), AND SHUFFLING THE DATA FOR A NUMBER OF ROTATIONS DEPENDING ON THE ENCRYPTION KEY (40). THE SYSTEM OF THE PRESENT INVENTION COMPRISES A PSEUDO RANDOM NUMBER GENERATOR COMPONENT (10) HAVING AN ENCRYPTION FUNCTION (20) AND A ONE-WAY HASH FUNCTION (30) IN CASCADING MANNER, FOR GENERATING A PLURALITY OF SUBKEYS (50) FROM AN ENCRYPTION KEY (40).
MYPI2010004950A 2010-10-20 2010-10-20 A method for encrypting and decrypting data and a system therefor MY159284A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
MYPI2010004950A MY159284A (en) 2010-10-20 2010-10-20 A method for encrypting and decrypting data and a system therefor
PCT/MY2010/000271 WO2012053882A1 (en) 2010-10-20 2010-11-12 A method for encrypting and decrypting data and a system therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MYPI2010004950A MY159284A (en) 2010-10-20 2010-10-20 A method for encrypting and decrypting data and a system therefor

Publications (1)

Publication Number Publication Date
MY159284A true MY159284A (en) 2016-12-30

Family

ID=45975428

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2010004950A MY159284A (en) 2010-10-20 2010-10-20 A method for encrypting and decrypting data and a system therefor

Country Status (2)

Country Link
MY (1) MY159284A (en)
WO (1) WO2012053882A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2504911C1 (en) * 2012-07-17 2014-01-20 федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский ядерный университет МИФИ" (НИЯУ МИФИ) Method for iterative cryptographic transformation of data
EP2711862A1 (en) * 2012-09-19 2014-03-26 ST-Ericsson SA Storing data in a memory of an electronic device
JP2017111463A (en) * 2015-12-14 2017-06-22 ルネサスエレクトロニクス株式会社 Semiconductor device, functional safety system, and program
CN111695129B (en) * 2020-06-17 2023-09-08 成都鹰翔天际科技有限公司 A symmetric encryption method capable of resisting linear attacks and differential attacks
CN112272082B (en) * 2020-09-28 2022-03-29 珠海大横琴科技发展有限公司 Image encryption/decryption method and device, electronic device, storage medium
FR3128042B1 (en) * 2021-10-08 2023-10-27 Cyferall METHOD FOR GENERATION OF A PSEUDO-RANDOM NUMBER AND METHOD FOR SYMMETRICAL ENCRYPTION OF A MESSAGE
CN116260575B (en) * 2022-09-09 2025-03-28 中国人民解放军网络空间部队信息工程大学 A quantum differential analysis method for SPECK symmetric cryptography

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7143294B1 (en) * 1999-10-29 2006-11-28 Broadcom Corporation Apparatus and method for secure field upgradability with unpredictable ciphertext
US20030016823A1 (en) * 2001-07-05 2003-01-23 Shine Chung Method and apparatus of using irrational numbers in random number generators for cryptography
US7197142B2 (en) * 2001-08-24 2007-03-27 Alten Alexander I System and methods for a vernam stream cipher
US8189786B2 (en) * 2005-05-25 2012-05-29 Zenith Electronics Llc Encryption system

Also Published As

Publication number Publication date
WO2012053882A1 (en) 2012-04-26

Similar Documents

Publication Publication Date Title
WO2008148784A3 (en) Cryptographic methods and devices for the pseudo-random generation of data encryption and cryptographic hashing of a message
EP2544400A3 (en) PUF based Cryptographic communication system and cryptographic communication method
GB2509422A (en) Decryption and encryption of application data
SG10201803986RA (en) Method and system for secure transmission of remote notification service messages to mobile devices without secure elements
IN2013MU01234A (en)
GB2512249A (en) Secure peer discovery and authentication using a shared secret
WO2015157735A3 (en) Content encryption and decryption
MX336828B (en) Key sharing device and system for configuration thereof.
WO2012154976A3 (en) System and method for web-based security authentication
WO2007001328A3 (en) Information-centric security
WO2012172832A3 (en) Authenticator, authenticatee and authentication method
WO2008076861A3 (en) Combinational combiner cryptographic method
WO2007069236A3 (en) Method and system for usage of block cipher encryption
UA122327C2 (en) Nado cryptography with key generators
WO2013080224A3 (en) A method of generation and transmission of secure tokens based on tokens generated by trng and split into shares and the system thereof
WO2008080800A3 (en) Securing communication
NZ613485A (en) Method for authenticating first communication equipment by means of second communication equipment
EP4618603A3 (en) Encryption method, decryption method, and related apparatus
GB2486760A (en) Collaborative agent encryption and decryption
WO2008099831A1 (en) Key generation device, key derivation device, encryption device, decryption device, method, and program
GB201101471D0 (en) A method, module and host
GB201210004D0 (en) Random number distruibution
GB2500557A (en) Data encryption
WO2008139434A3 (en) Method and apparatus for providing encryption/decryption using two sequences of numbers
WO2008114829A1 (en) Encryption device, decryption device, encryption program, decryption program, and recording medium