密码 cipher; cypher; cryptogram; steganogram; cipher code; secret code; code 破译不出的密码 inextricable cipher; 用密码书写 write in cipher; 破译密码 break a code; 数字式密码 a figure code; 所有重要计划均以密码送往警方。 all important plans were sent to the police in cipher. 这个间谍用密码发送情报。 the spy sent his message in code.; 密码传真 [讯] cifax; 密码电报 cipher telegram; code telegram; cipher; 密码电话机 ciphony equipment; 密码电文 cryptogram; cryptotext; 密码电信 message in cipher; 密码翻译 decryptography; 密码符号 cipher symbol; 密码函电 message in code [cipher]; 密码机 cipher machine; cryptographic machine; cryptograph; cryptography; 密码逻辑 cryptologic; 密码术 [讯] cryptology; cryptography; 密码锁 trick lock; 密码通讯 communicate with code telegram; 密码文件 [讯] cryptogram; 密码信 message in cipher; 密码信息 encrypted message; 密码学 cryptology; cryptography; 密码员 cryptographer; cipher clerk; 密码正文 cipher text
分组 1.divide into groups 按能力分组 be grouped according to ability; 分组讨论 discuss in groups; group discussion; 分组学习 study in groups2.grouping; subgroup; block sort; curtate
Block cipher is an important branch of mordant cryptography , and permutation theory has an important role in studying and designing of block cipher 分组密码是现代密码学中的一个重要研究分支,而置换理论在分组密码的研究与设计中有着重要的地位。
The computer data encryption card pcijmc2000 en / decrypts data with dsp running software encryption program and fpga sealed with block cipher 计算机数据加密卡pcijmc2000采用dsp与fpga实现数据加、解密, fpga中固化有分组密码算法, dsp运行软件加密算法。
The research of the block cipher can be divided into 3 parts : the design theory , the safety analyzing , and the statistical performance test 大体上,分组密码的研究包括三个方面:分组密码的设计原理,分组密码的安全性分析和分组密码的统计性能测试。
Meanwhile , the implementation of such block cipher as rijndael with shifting registers is designed with performance as good as that of he method of table - lookup 将移位寄存器实现高效流密码的思想用于分组密码rijndael算法的实现,获得与查表法相当的效率。
In cryptography , the additional characters added to a plaintext message , to ensure that its length is an integral number of blocks for encryption by a block cipher 在密码学中,为了使明文信息的长度为分组密码加密中所用的块的整数倍,而在明文中添加的附加字符。
4 . according to the property that all states of a certain cellular automata can build a permutation group , we can design block cipher based on this property 根据有些细胞自动机的所有状态可以构成一个循环群这一特点,指出了利用细胞自动机构造分组密码的方式。
First a review of developing history and designing principle of block cipher is given and the important function of permutation theory in block cipher is presented in this thesis 本文首先综述了分组密码的发展历程、设计原理,以及置换理论在这个体制设计中的重要作用。
This paper researches on the fast algorithm of hamilton array codes for high dimension and big hamming distance and key schedule algorithm based on hamilton array codes 本文主要针对快速高维大码距hamilton阵列编码的构造算法及其在分组密码的密钥编排算法中的应用进行了研究。
Certain kind of attacks on some block ciphers may be efficiently resisted by mixing the round keys with a group of frequently changed numbers computed from system time and the counter of data blocks 摘要通过将系统时间和数据组号混合到轮密钥之中,可以有效地防止一些对分组密码算法的攻击。
The research contents of block ciphers can be divided into three parts : design principles of block ciphers , security analysis of block ciphers and application research of block ciphers 分组密码的研究内容主要包括三个方面:分组密码的设计原理、分组密码的安全性分析和分组密码的应用研究。