1. In communications, a cryptographic technique where the sequence of characters or bits is changed by means of a secret transformation.
2. 密码[钥];暗号;组合文字;加密程序
3. 水印暗号,密码
4. ,暗号;用密码书写,译成密码,加密器[程序]
贸易
1. n.密码
语源
late Middle English (in the senses 'symbol for zero' and 'arabic numeral'): from Old French cifre, based on Arabic sifr 'zero'late 18th cent.: perhaps from cipher