Question

USENET is related to which of the following Public Key distribution schemes?

(a) Public-Key Certificates

(b) Public announcements

(c) Publicly available directories

(d) Public-Key authority

I got this question in an interview for internship.

I would like to ask this question from Public Keys and X.509 Certificates-I topic in division Message Authentication Codes, Whirlpool Algorithm and Key Management and Distribution of Cryptograph & Network Security

Answer 1

The correct choice is (b) Public announcements

For explanation: Many PGP users append their public key to messages that they send to public forums, such as USENET and Internet mailing lists.