cipher
cipher 英 ['saɪfə(r)] 美 [ˈsaɪfɚ]
n. 密码；暗号；零 vi. 使用密码；计算；做算术 vt. 计算；做算术；将…译成密码
进行时:ciphering 过去式:ciphered 过去分词:ciphered 第三人称单数:ciphers 名词复数:ciphers
- A cipher is a secret code, usually one that's created using a mathematical algorithm. Sometimes the message written in code is itself called a cipher.
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- n. 密码；暗号；零
- vi. 使用密码；计算；做算术
- vt. 计算；做算术；将…译成密码
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1. All important plans were sent to the police in cipher.
所有重要计划均以密码送往警方。
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2. They then communicate using the common cipher suite that offers the highest level of security.
然后它们使用提供最高安全级别的通用密码组合进行通信。
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3. I use a block cipher algorithm for encryption that requires the clear data bytes to be in blocks of 8 bytes, so I pad the last incomplete block with some characters.
我对需要将明文数据字节放在 8 字节块的加密使用块密码算法，所以我用一些字符填充最后一个不完整的块。
- cipher (n.) late 14c., "arithmetical symbol for zero," from Old French cifre "nought, zero," Medieval Latin cifra, which, with Spanish and Italian cifra, ultimately is from Arabic sifr "zero," literally "empty, nothing," from safara "to be empty;" a loan-translation of Sanskrit sunya-s "empty." Klein says Modern French chiffre is from Italian cifra.
- cipher (v.) also cypher, 1520s, "to do arithmetic" (with Arabic numerals), from cipher (n.). Transitive sense "reckon in figures, cast up" is from 1860. Meaning "to write in code or occult characters" is from 1560s. Related: Ciphered; ciphering.
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