ciphern.密码；阿拉伯数字；零；暗号v.计算；做算术；将 ... 写成密码cipher text key autokey cipher密文自身密钥密码ciphertext-only attack method仅知密文破译法cipher message text transfer set密码电报传递机cipher instruction set extension密码指令集扩展Cipher-based Message Authentication Coden.基于密文的消息认证码

1. Please input the cipher code will register.
   请输入要注册的密码。
2. She tapped out in code to headquarters.
   她给总部发出密码电报。