📊 Information Security
Q. This enables users of a basically unsecure public network such as the Internet to securely and privately exchange data and money through the use of a public and a private cryptographic key pair that is obtained and shared through a trusted authority.
  • (A) Security Identifier (SID)
  • (B) Public key infrastructure (PKI)
  • (C) Internet Assigned Numbers Authority (IANA)
  • (D) Private Branch Exchange (PBX)
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✅ Correct Answer: (B) Public key infrastructure (PKI)

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