Data conversion device and data conversion method

Patent

Data conversion device and data conversion method

- 07 Mar 2003

44

TL;DR: In this paper, a sub-converter is provided in a data conversion apparatus for data encryption/decryption, where the sub converter converts data and transfers data that is nonlinear converted in a main converter or a key that is outputted from a key KL register 240 by switching between the data conversion function and data or key transfer function.

Chat with Paper

AI Agents for this Paper

Find similar papers on Google Scholar, PubMed and Arxiv
Write a critical review of this paper
Analyze citations of this paper to find unaddressed research gaps

Citations

Patent

Multi-leveled cache management in a hybrid storage system

Rolando H. Bruce, +2 more

- 17 Mar 2014

TL;DR: In this article, a hybrid storage system is described having a mixture of different types of storage devices comprising rotational drives, flash devices, SDRAM, and SRAM, which is used as the main storage, providing lowest cost per unit of storage memory.

...read moreread less

56

Patent

Cryptographic processing apparatus and cryptographic processing method, and computer program

Taizo Shirai, +1 more

- 29 Aug 2007

TL;DR: In this article, the authors provided a highly secure cryptographic processing apparatus and method where an analysis difficulty is increased by increasing the minimum number (a robustness index against a differential attack in common key block encryption) of the active S box in the entire encryption function.

...read moreread less

49

Patent

Embedded system boot from a storage device

Cyrill C. Ponce, +2 more

- 17 Mar 2014

TL;DR: In this article, a Power-On Reset (POR) sequencer is used to initialize all configuration registers even before any of the CPUs of the system is brought out of reset.

...read moreread less

33

Patent

Encryption processing device, encryption processing method, and program

Kyoji Shibutani, +5 more

- 20 Feb 2012

TL;DR: An encryption processing device including an encryption processing part configured to divide configuration bits of data to be data processed into plural lines and to input, and to repeatedly execute data conversion processing applying a round function to each line of data as a round calculation as discussed by the authors.

...read moreread less

24

Patent

Encryption processing apparatus, encryption method, and computer program

Taizo Shirai, +3 more

- 29 Aug 2007

TL;DR: In this paper, a common-key blockcipher processing structure that makes analysis of key more difficult and enhances security and implementation efficiency is realized, where a secret key is input to an encryption function including a round function employed in an encryption processing part to generate an intermediate key.

...read moreread less

24

...

Expand

References

•Book Chapter•10.1007/3-540-45682-1_15

A Compact Rijndael Hardware Architecture with S-Box Optimization

Akashi Satoh, +3 more

- 09 Dec 2001

TL;DR: Compact and high-speed hardware architectures and logic optimization methods for the AES algorithm Rijndael are described, including a new composite field and the S-Box structure is also optimized.

...read moreread less

794