permutation code中文什么意思

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• code:    n. 1.法典；法规。 2.规则，准 ...
• circular permutation code:    循环排列码
• code preserving permutation:    保码排列

例句与用法

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1. The system makes full use of the principle of public key , message digest and permutation code accomplished rapidly data encryption and data transmission , digital signature
   应用这种安全算法的网络数据传输系统利用公钥密码体制的原理、消息摘要和排列码加密算法的思想，构造了一种能够实现数据快速加密、快速传输、并具有数字签名功能的安全传输系统。
2. We regulate a command - response pair for the encryption / decryption operation based on permutation code , combining rsa and md5 used in cos safety module , and bring forward a safety transmission process for documentation
   并给排列码加密解密操作赋予相应的命令应答对，结合智能卡操作系统的安全模块中的rsa算法和md5算法，提出了使用这种数字签名卡进行文件安全传输的过程。
3. The permutation code encryption and its key management and digital signature by rsa contribute to the high intensity combination security algorithm which is verified by both theory analysis and simulation results with high running speed
   理论和实验结果均表明，应用排列码算法加密明文数据并结合rsa算法进行密钥管理和数字签名可以得到加密强度很高的安全算法且算法的运行速度也很快。
4. The secret hash digital signature is a new signature method that combines the ideas of rsa public - key algorithm , md5 one - way hash function and permutation code at the same time , which is more secret , occupies less space and runs in higher speed
   保密散列数字签名算法结合了rsa公钥密码体制、 md5单向散列函数和排列码加密解密算法的思想，实现了一种速度快、保密性强的数字签名方案。
5. It ' s worth notice that , because the efficiency of public - key cipher is low , we introduce symmetric cipher , permutation code , and asymmetric cipher , rsa algorithm into the system to advance the efficiency of the whole system
   值得指出的是，由于公钥密码体制效率较低，所以该系统采用对称密码算法和公钥密码算法相结合，采用排列码加密解密算法和rsa算法相结合，充分利用两者的优点，弥补其不足。