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- What are symmetric and asymmetric ciphers? （什么是对称和非对称密码？）
- With the application of symmetric cipher and asymmetric cipher, a cryptographic key management scheme for hierarchy is presented and a workgroup cryptographic key management scheme is presented. 结合单钥加密和双钥加密的理论，分别给出了纵向的等级安全管理密钥管理方法和横向的协同工作安全管理的工作组密钥管理方法。
- Cryptology is the key technology of information security, which can be divided into three types: stream cipher, symmetrical cipher and asymmetrical cipher. 信息安全的核心技术是密码技术，它基本上可以分为三类：流密码、对称密码和非对称密码。
- Cryptology can be divided into three types: stream cipher, symmetrical cipher (block cipher) and asymmetrical cipher (public-key cipher) and it is the key technology of information security. 密码算法是信息安全技术的核心，大概可以分为三类：序列密码，对称密码（分组密码），以及非对称密码（公钥制密码）。
- The cipher took me three weeks before I hit it. 我费了3个多星期才把这密码解释出来。
- I couldn't cipher out why she was there. 我搞不清她为什么会在那儿。
- 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。
- asymmetric cipher algorithms 非对称密码算法
- Asymmetric cipher 非对称密码
- I couldn't cipher out his motives. 我猜想不出他的动机。
- The numerical symbol0; a cipher. 0数字符号0；零
- To put(a message, for example) into cipher. 将（如电文）译成密码
- To write(a message, for example) in code or cipher. 译成密码用电码或密码书写（如，信息）
- Most people's faces are asymmetric. 大多数人的脸不对称。
- A piece of writing in code or cipher. 密码文，电码文一种密码或电码的书写形式
- A system of secret or cipher writing; a cipher. 密码一种秘密的或用密码书写的系统；密码
- Is the name of an asymmetric key in the database. 数据库中非对称密钥的名称。
- A word that serves as a key to a code or cipher. 关键词密码或索引中重要的词
- To write(a message,for example) in code or cipher. 译成密码用电码或密码书写（如，信息）
- A symbol used in secret writing;a cipher or code. 暗码，密码，代码用于秘密书写的符号；暗码或密码
