以下知识点源自CISSP官方学习指南Flash CARD
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【知识点】1
Q：True or false? All codes are meant to obscure the meaning of a message.
问：对还是错？所有代码都是为了模糊信息的含义。
A：False
答：错误
【知识点】2
Q：What are the requirements for successful use of a one-time pad?
问：成功使用一次性密钥的要求是什么？
A：For a one-time pad to be successful, the key must be generated randomly without any known pattern. The key must be at least as long as the message to be encrypted. The pads must be protected against physical disclosure, and each pad must be used only one time and then discarded.
答：对于一个时间垫成功，必须在没有任何已知模式的情况下随机生成密钥。必须保护密钥，防止物理泄漏，每个密钥只能使用一次，然后丢弃。
【知识点】3
Q：What is the standard that wireless networking technology is based on?
问：无线网络技术的标准是什么？
A：802.11
答：802.11
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