Noun:

1. a message written in a secret code

2. a mathematical element that when added to another number yields the same number

3. a quantity of no importance;

   "it looked like nothing I had ever seen before"
   "reduced to nil all the work we had done"
   "we racked up a pathetic goose egg"
   "it was all for naught"
   "I didn't hear zilch about it"
   

4. a person of no influence

5. a secret method of writing

Verb:

1. convert ordinary language into code;

   "We should encode the message for security reasons"
   

2. make a mathematical calculation or computation

1.密码;暗号
Acipher is a secret system of writing that you use to send messages.

e.g. ...converting their messages into ciphers.
把他们的信息转换成密码
e.g. ...acipher clerk.
译电员

2.无足轻重的人；走狗;小兵小卒
If you describe someone as acipher, you mean that they have no power and are used by other people to achieve a particular purpose.

cipher

e.g. He was little more than acipher who faithfully carried out the Fuehrer's commands.
他只不过是个走狗，忠实执行元首的命令。

1. 零：在英语里,零(cipher)、计算法(algorithm)、代数学(algebra)、对数(logarithm)、不尽根(surd)、正弦(sine)等词汇都是从阿拉伯语音译过去的. 天文学:在天文学领域,穆斯林天文学家最先提出了地球绕太阳运转的学说,

2.

2. 密文：XTEA是Roger Needham和David Wheeler于1997年开发的公用分组密码算法,使用128位密钥,具有64位密文(cipher),以紧凑、简洁而著称. XTEA非常适合于主要使用汇编语言的处理器. 类似图2所示的简单解码电路是嵌入式系统安全方案的良好起点.

3. 加密算法：明文(Plaintext)通过加密算法(cipher)处理后的结果. 一种允许在web服务器和外部程序之间使用外部程序响应请求的接口的标准定义. 此接口最早由(美国)国家计算机安全协会(NCSA)制定,另外还有一个RFC项目.

• He was..a cipher in the home.

  出自：P. G. Wodehouse

a message in cipher

密码信

...converting their messages into ciphers.

把他们的信息转换成密码

...a cipher clerk.

译电员

He was little more than a cipher who faithfully carried out the Fuehrer's commands.

他只不过是个走狗，忠实执行元首的命令。

At last they managed to puzzle out the meaning of the cipher.

最后他们终于弄清楚这符号是什么意思.

Software of brute force attack on block cipher algorithms is designed based on distributed computing.

暴力破解分组密码算法是密码学的重要研究方向.

The army uses a special cipher so that military messages are kept secret.

军队使用一种特殊密码,军事电讯因此得以保密.

A system of secret or cipher writing cipher.

一种书写的保密方法.

A differential cryptanalysis of the iterated block cipher based on the new round function is presented.

对基于此种新轮函数的一种迭代型分组密码进行了差分密码分析.

The Foreign Office have been pushing us for months to get something on the cipher.

好几个月来,外交部一直在催我们要从密码中了解到一些情况.

Rijndael encryption algorithm is the grouping variable length block cipher.

Rijndael加密算法 是分组长度可变的分组密码.

cipher: Our free trial of kungfu has expired.

我们的功夫程序免费试用版本已经过期了啊.

In cryptography , a cipher produced by a composition of a number of substitution and transposition ciphers.

密码学中, 由替代密码和置换密码结合使用而构成的一种密码.

I couldn't cipher out his motives.

我猜不出他的动机.

Of course I could somehow read , write, and cipher; but that was all.

当然,我还能写 、 能读、能算, 仅此而已.

The block cipher remedies partially some flaws of the known chaotic cryptosystem.

该算法弥补了已有混沌密码系统的一些固有缺陷.

Encryption is defined as the conversion of data into a form called a cipher.

加密的定义是数据转换成一种叫做密码的形式.

It's a telegram in cipher.

这是密码电报.

He's a figment, a cipher, jabberwocky.

他是一个假象, 一个幻影, 一句空话.

The paper revolves the cipher system, established and realizes one security practical information safe transmission model.

本文围绕现代密码体制, 建立并实现了一个安全实用的一体化网络安全策略模型.

A symbol used in secret writing; cipher or code.

用于秘密书写的符号; 暗码或密码.

Block cipher algorithms encrypt data in block units, rather than a single byte at a time.

块密码算法以块为单位加密数据, 而不是逐个字节地加密数据.

This hidden information can be plain text, cipher text, or even images.

这些隐藏的信息可以使普通文本 、 密码文本或图像等.

He's a mere cipher in the company.

他在公司里是个无足轻重的小人物.

Somethingimportant was concealed in those lines of cipher.

肯定有什么重要的东西藏在这些密文里面.

All important plans were sent to the police in cipher.

所有重要计划均以密码送往警方.

a message in cipher

密码信