CNT 4403

Task: Q1(Certificates) The most important certificate standard is the X.509 standard, which has been explained in the lectures. a ) (15 points) List 3 problems with X.509. b) (25 points) There are other certificates as below. Please investigate and explain that what is the applications of these certificates. • Attribute Certificates • CV Certificates • PGP Certificates • WAP Certificate • SPKI Certificates Q2 (Trust Models): Public key cryptograp

15 Other / Other University of South Florida / CNT 4403 18 Nov 2020