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。

youdao

Or it could be a cipher, in which text is converted into other text using some algorithm.

或者可以是密码的形式，通过某种算法将某种文本转换为其他文本。

youdao

All values in a specific column of a database table are encrypted with the same password provided by the user, the same encryption algorithm, and the same cipher mode.

一个数据库表中某个特定列中的所有值都以用户提供的相同密码、相同的加密算法和相同的加密方式进行加密。

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