CN102983972B - 基于流密码的动态加密解密方法 - Google Patents
基于流密码的动态加密解密方法 Download PDFInfo
- Publication number
- CN102983972B CN102983972B CN201210396927.2A CN201210396927A CN102983972B CN 102983972 B CN102983972 B CN 102983972B CN 201210396927 A CN201210396927 A CN 201210396927A CN 102983972 B CN102983972 B CN 102983972B
- Authority
- CN
- China
- Prior art keywords
- character pointer
- ciphertext
- stored
- file
- string
- 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
Landscapes
- Storage Device Security (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210396927.2A CN102983972B (zh) | 2012-10-18 | 2012-10-18 | 基于流密码的动态加密解密方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210396927.2A CN102983972B (zh) | 2012-10-18 | 2012-10-18 | 基于流密码的动态加密解密方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102983972A CN102983972A (zh) | 2013-03-20 |
CN102983972B true CN102983972B (zh) | 2015-06-10 |
Family
ID=47857734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210396927.2A Expired - Fee Related CN102983972B (zh) | 2012-10-18 | 2012-10-18 | 基于流密码的动态加密解密方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102983972B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103500294B (zh) * | 2013-09-23 | 2016-03-23 | 北京荣之联科技股份有限公司 | 一种文件加解密方法和装置 |
CN103595524B (zh) * | 2013-10-21 | 2017-01-04 | 吉林大学 | 一种基于流密码的丢位加密-补位解密的加解密方法 |
CN105744104B (zh) * | 2015-10-29 | 2019-01-18 | 深圳芯启航科技有限公司 | 图像数据扫描处理方法和图像数据扫描处理装置 |
CN105959118A (zh) * | 2016-04-28 | 2016-09-21 | 吉林大学 | 基于流密码的双位单向循环链表加密解密方法 |
CN107493166A (zh) * | 2016-06-13 | 2017-12-19 | 阿里巴巴集团控股有限公司 | 一种私钥的存储和读取方法、装置以及服务器 |
CN106788995B (zh) * | 2016-12-07 | 2020-09-04 | 武汉斗鱼网络科技有限公司 | 文件加密方法及装置 |
CN109981249B (zh) * | 2019-02-19 | 2020-09-08 | 吉林大学珠海学院 | 基于拉链式动态散列和nlfsr的加密解密方法及装置 |
CN112615816A (zh) * | 2020-11-30 | 2021-04-06 | 中科热备(北京)云计算技术有限公司 | 一种云文档传输加解密方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1390406A (zh) * | 1999-11-11 | 2003-01-08 | 高通股份有限公司 | 流密码有效非规则同步的方法和设备 |
CN1560823A (zh) * | 2004-02-19 | 2005-01-05 | 李春林 | 基于动态变长码的数据加密与解密系统 |
JP2008286964A (ja) * | 2007-05-17 | 2008-11-27 | Kddi Corp | ストリーム暗号の暗号化装置、復号化装置、暗号化方法、復号化方法およびプログラム |
CN101771533A (zh) * | 2008-12-30 | 2010-07-07 | 上海华虹集成电路有限责任公司 | 基于线性反馈移位寄存器的序列流密码算法硬件实现方法 |
-
2012
- 2012-10-18 CN CN201210396927.2A patent/CN102983972B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1390406A (zh) * | 1999-11-11 | 2003-01-08 | 高通股份有限公司 | 流密码有效非规则同步的方法和设备 |
CN1560823A (zh) * | 2004-02-19 | 2005-01-05 | 李春林 | 基于动态变长码的数据加密与解密系统 |
JP2008286964A (ja) * | 2007-05-17 | 2008-11-27 | Kddi Corp | ストリーム暗号の暗号化装置、復号化装置、暗号化方法、復号化方法およびプログラム |
CN101771533A (zh) * | 2008-12-30 | 2010-07-07 | 上海华虹集成电路有限责任公司 | 基于线性反馈移位寄存器的序列流密码算法硬件实现方法 |
Also Published As
Publication number | Publication date |
---|---|
CN102983972A (zh) | 2013-03-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102983972B (zh) | 基于流密码的动态加密解密方法 | |
CN103095449B (zh) | 一种基于流密码的动态加密解密方法 | |
CN1993922B (zh) | 流密码组合系统和方法 | |
US8634549B2 (en) | Ciphertext key chaining | |
CN109245881A (zh) | 一种照片视频云端加密存储方法 | |
EP2922235B1 (en) | Security module for secure function execution on untrusted platform | |
US9363244B2 (en) | Realizing authorization via incorrect functional behavior of a white-box implementation | |
US8804953B2 (en) | Extensive ciphertext feedback | |
Chaitra et al. | A survey on various lightweight cryptographic algorithms on FPGA | |
Goel et al. | A way to secure a QR code: SQR | |
US8041033B2 (en) | Cipher feedback with variable block chaining | |
Yahaya et al. | Cryptosystem for secure data transmission using Advance Encryption Standard (AES) and Steganography | |
US9219606B2 (en) | Method and device for digital data blocks encryption and decryption | |
CN114826590A (zh) | 一种分组模式加密方法、解密方法及其装置、设备 | |
Ahmad | Steganography for inserting message on digital image using least significant bit and AES cryptographic algorithm | |
US20100061551A1 (en) | Encryption/decryption apparatus and method using aes rijndael algorithm | |
CN103491384B (zh) | 一种视频的加密方法和装置及解密方法和装置 | |
Bastanta et al. | Image data encryption using DES method | |
EP3439225A1 (en) | Method to secure a software code performing accesses to look-up tables | |
CN103780377B (zh) | 一种对数据进行保密处理的方法及系统 | |
JP5882797B2 (ja) | ストリーム暗号処理システム、耐タンパデバイス及びストリーム暗号処理方法 | |
Salam et al. | Vertically Scrambled Caesar Cipher Method | |
JP2009037095A (ja) | データスクランブル装置、データデスクランブル装置、データスクランブル方法、データデスクランブル方法およびプログラム | |
Student et al. | Color image encryption and decryption using advanced encryption standard | |
Padhiyar et al. | An Improved Symmetric Key Encryption Method Using Randomized Matrix Generation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: ZHUHAI COLLEGE, JILIN UNIV. Free format text: FORMER OWNER: LANG LIUQI Effective date: 20130521 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 519904 ZHUHAI, GUANGDONG PROVINCE TO: 519041 ZHUHAI, GUANGDONG PROVINCE |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20130521 Address after: 519041 Guangdong city of Zhuhai province Jinwan District cottage Zhuhai College of Jilin University Applicant after: ZHUHAI COLLEGE OF JILIN University Address before: 519904 Guangdong city of Zhuhai province Jinwan District cottage Zhuhai College of Jilin University Applicant before: Lang Liuqi |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20211018 |