product ciphers中文是什么意思

product n. 1.产物，产品；制品；产量；出产。 2.结果，成果 ...
cipher n. 1.零〔即0〕。 2.数码，阿拉伯数字。 3.暗号 ...
classical ciphers 经典密码学
numerical ciphers 数字密码
reliable ciphers 可靠性数字
special ciphers 特别密码
one followed by two ciphers is 气温是零下十五度
by product 副产品; 副产物
by-product 副产品。
it product 信息技术产品
of product 产品的可变现净值
product n. 1.产物，产品；制品；产量；出产。 2.结果，成果。 3.创作，作品。 4.【化学】生成物；【数学】积，乘积。 natural products 天然产物。 agricultural products 农产品。 residual product 副产物。 40 is the product of 5 and 8. 40是5和8的积。
product product 产品展示
conformity of product product conformity产品符合性
farm product and pasture product 农牧产品
knockout product or competitive product 拳头产品
local product; native product 土货
loop product; wreath product 圈积
product by product reduction of tariff 产品对产品减税方式
product by product tariff reduction 逐项商品减低关税制
product composition; product mix 产品构成
product composition;product mix 产品构成
product mix or product a ortment 产品组合
a unique product 独家产品
abattoir by product 屠宰场副产物

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In cryptography , a product cipher developed by ibm that formed the basis of des . it used 128 - bit data blocks and a 128 - bit key
在密码学中,由ibm公司开发的一种乘积密码,后成为des的基础,它使用128位数据块和一个128位的密钥。
In the part of image encryption , chaotic map based on kolmogorov flow is used to permute . changing the traditional stream - cipher , new chaotic pseudo - random sequence generator based on the theory of product cipher is presented to substitute the pixel . based on it , linear map to confuse the pixel is presented further , withstanding statistical attack
在图像加密方面,采用基于kolmogorovflows的混沌映射对图像进行置乱,对传统流加密进行改造,提出了基于乘积密码理论的新型混沌伪随机序列发生器完成象素的混淆,并在此基础上进一步采用线性映射对象素进行扩散以抵抗统计攻击。