The Cypher TV AD starts with a man slumped in a chair and asks, "How big is the world?"
该支架广告开始时出现一名男子跌坐在椅子里并问道：“世界有多大？”
Public-private key combination is at the heart of Public key Infrastructure (PKI), and is based on asymmetric cypher.
公钥-私钥组合是公共密钥基础设施的核心，建立在非对称密码的基础上。
A substitution cypher is a simple encryption technique where every letter of the alphabet is substituted with another letter from the alphabet.
置换密码是一种简单的加密技术，采用这项技术将把字母表中的每个字母替换为字母表中的其他字母。
A substitution cypher is a simple encryption technique where every letter of the alphabet is substituted with another letter from the alphabet.
置换密码是一种简单的加密技术，采用这项技术将把字母表中的每个字母替换为字母表中的其他字母。
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