Ensuring that data is transmitted securely over an IP network is the main purpose of：（）
- A、Telnet
- B、FTP
- C、SIP
- D、TLS
正确答案:D
答案解析:有
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CompTIA认证考试
CompTIA认证考试
Ensuring that data is transmitted securely over an IP network is the main purpose of：（）
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