AU2002224158A1 - Apparatus and method for encrypting/decrypting information on a pixel-by-pixel basis and encryption/decryption system using the same - Google Patents

Apparatus and method for encrypting/decrypting information on a pixel-by-pixel basis and encryption/decryption system using the same

Info

Publication number
AU2002224158A1
AU2002224158A1 AU2002224158A AU2415802A AU2002224158A1 AU 2002224158 A1 AU2002224158 A1 AU 2002224158A1 AU 2002224158 A AU2002224158 A AU 2002224158A AU 2415802 A AU2415802 A AU 2415802A AU 2002224158 A1 AU2002224158 A1 AU 2002224158A1
Authority
AU
Australia
Prior art keywords
pixel
encrypting
encryption
same
decryption system
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.)
Abandoned
Application number
AU2002224158A
Inventor
Youngsun Cho
Hee-Seok Kang
Woojin Lee
Young-Sik Nam
Seok-Jin Park
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.)
Alphalogix Co Ltd
Original Assignee
Cyberbank Co
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 KR10-2001-0034304A external-priority patent/KR100407464B1/en
Application filed by Cyberbank Co filed Critical Cyberbank Co
Publication of AU2002224158A1 publication Critical patent/AU2002224158A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C5/00—Ciphering apparatus or methods not provided for in the preceding groups, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
AU2002224158A 2000-11-10 2001-11-10 Apparatus and method for encrypting/decrypting information on a pixel-by-pixel basis and encryption/decryption system using the same Abandoned AU2002224158A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR20000066708 2000-11-10
KR0066708 2000-11-10
KR0134304 2001-06-18
KR10-2001-0034304A KR100407464B1 (en) 2000-11-10 2001-06-18 Multi-step encryption/decryption apparatus and method by pixel unit
PCT/KR2001/001918 WO2002039411A1 (en) 2000-11-10 2001-11-10 Apparatus and method for encrypting/decrypting information on a pixel-by-pixel basis and encryption/decryption system using the same

Publications (1)

Publication Number Publication Date
AU2002224158A1 true AU2002224158A1 (en) 2002-05-21

Family

ID=26638522

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002224158A Abandoned AU2002224158A1 (en) 2000-11-10 2001-11-10 Apparatus and method for encrypting/decrypting information on a pixel-by-pixel basis and encryption/decryption system using the same

Country Status (2)

Country Link
AU (1) AU2002224158A1 (en)
WO (1) WO2002039411A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9684710B2 (en) 2009-05-28 2017-06-20 Microsoft Technology Licensing, Llc Extending random number summation as an order-preserving encryption scheme
WO2019017876A1 (en) * 2017-07-17 2019-01-24 Hewlett-Packard Development Company, L.P. Encrypted printing
CN112613003B (en) * 2020-12-28 2023-12-08 中国农业银行股份有限公司 Text processing method and device
CN112597520B (en) * 2020-12-28 2023-01-17 中咨数据有限公司 Data processing system and method based on data segmentation
CN113435406A (en) * 2021-07-15 2021-09-24 支付宝(杭州)信息技术有限公司 Face recognition method and device for realizing privacy protection

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05173484A (en) * 1991-12-21 1993-07-13 Tani Denki Kogyo Kk Video data enciphering device
US5337362A (en) * 1993-04-15 1994-08-09 Ricoh Corporation Method and apparatus for placing data onto plain paper
JPH07152320A (en) * 1993-11-30 1995-06-16 Tani Denki Kogyo Kk Method and system for ciphering image information

Also Published As

Publication number Publication date
WO2002039411A1 (en) 2002-05-16

Similar Documents

Publication Publication Date Title
AU1702900A (en) Data encrypting and decrypting apparatus and methods
AU5776700A (en) Method for generating secure symmetric encryption and decryption
AU2002344740A1 (en) Improved data encryption and decryption system and method
AU6919500A (en) System and method for encrypting and decrypting files
AU2001255366A1 (en) Systems and methods for encrypting/decrypting data
HK1038806A1 (en) Database management apparatus and encrypting/ decrypting system
AU3696800A (en) Method and apparatus for generating encryption stream ciphers
AU2003267821A1 (en) Encryption apparatus, decryption apparatus and encryption system
HK1030317A1 (en) Encryption/decryption method and authentication method using multiple-affine key system and apparatuses using the same
AU2001271763A1 (en) System and method for encrypting, distributing and viewing electronic documents
AU2002254443A1 (en) Method and apparatus for streaming data using rotating cryptographic keys
EP0962072A4 (en) Encryption and decryption method and apparatus
AU2001260970A1 (en) Block encryption method and schemes for data confidentiality and integrity protection
DE60024941T8 (en) Encryption method and apparatus, decryption method and apparatus
AU2002239500A1 (en) Cryptographic data security system and method
AU1333295A (en) Apparatus and method for encrypting communications without exchanging an encryption key
HK1053556A1 (en) System and method for processing information using encryption key block
AU1274599A (en) Method and apparatus for generating encryption stream ciphers
AU1994799A (en) Method and apparatus for generating encryption stream ciphers
AU2003227372A1 (en) Method for encrypting and decrypting metadata and method for managing metadata and system thereof
EP1204111A4 (en) Recording medium, method for initializing recording medium, encrypting method and device for recording medium, decrypting method, and acoustic/video/data device
AU2242697A (en) Data encryption/decryption for network communication
AU2203400A (en) Method for negotiating weakened keys in encryption systems
AU2003282981A1 (en) System and method for encrypting and verifying messages using three-phase encryption
AP2005003445A0 (en) Device and method for encrypting and decrypting a block of data.