This Enables Users of a Basically Unsecure Public Network Such

Multiple Choice

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)