The meaning of ( ) is that access to protected information used be restricted to people who are authorized to access the information.
- A.digital signature
- B.encryption technology
- C.access control
- D.authentication technology
正确答案及解析
正确答案
C
解析
翻译：（ ）的含义是，对受保护信息的访问必须限于被授权访问该信息的人。A. 数字签名B. 加密技术C.访问控制D.认证技术
