A while ago, an ad hoc group of computer scientists and cryptographers contributed to a paper that recommended a key of at least 90 bits for symmetric algorithms used in commercial security.是什么意思_A while ago, an ad hoc group of computer scientists and cryptographers contributed to a paper that recommended a key of at least 90 bits for symmetric algorithms used in commercial security.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句