公开(公告)号：US20150324302A1

公开(公告)日：2015-11-12

申请号：US14709999

申请日：2015-05-12

Applicant: Electronics and Telecommunications Research Institute

Inventor： Seung Kwang LEE ,  Doo Ho CHOI ,  Tae Sung KIM ,  Kyung Hee OH ,  Yong Je CHOI ,  Ju Han KIM ,  You Sung KANG

IPC: G06F12/14 ,  H04L9/08

CPC classification number: H04L9/08 ,  G06F12/1408 ,  G06F2212/1052 ,  H04L9/002 ,  H04L9/0847 ,  H04L9/085 ,  H04L2209/24

Abstract: A white box encryption device is provided. The device included in a second device among a first device and the second device performing wired or wireless communication, and performing an encryption/decryption operation using a white box encryption table consisting of a look-up table set, includes, a non-volatile memory configured to store an incomplete look-up table set in which at least one look-up table or a portion of entire look-up table is removed, a volatile memory configured to store the incomplete look-up table set received from the non-volatile memory and the at least one look-up table received from the first device at a time of the encryption/decryption operation, and construct a complete look-up table set, and an encryption/decryption operation unit configured to perform the encryption/decryption operation using the complete look-up table set.

Abstract translation: 提供了一个白盒加密设备。 包括在第一设备中的第二设备中的设备和执行有线或无线通信的第二设备，以及使用由查找表组成的白盒加密表执行加密/解密操作的设备包括：非易失性存储器 被配置为存储不完整的查找表集合，其中至少一个查找表或整个查找表的一部分被去除;易失性存储器，被配置为存储从非易失性接收的不完整查找表集合 存储器和在加密/解密操作时从第一设备接收的至少一个查找表，并构建完整的查找表集合;以及加密/解密操作单元，被配置为执行加密/解密操作 使用完整的查找表集合。