Toward a national public key infrastructure

Public Key Infrastructure: A Survey

“…The other operation is validation, it is the process of verifying the validity of the certifications (still valid or not). A complete public key infrastructure is composed of several components which are: registration authority (RA), certificate authority (CA), security policy, PKI-enabled applications, distribution system, and certificate repository [5] [6]. The components of the PKI are shown in Figure 2 and are described as.…”

“…All revocations mechanism needs to be timely and efficient. One of the revocation mechanism is CRL (Certificate Revocation List) which is a list contains certificate the have been revoked and signed digitally by the entity who had issued those certificates previously [5] [7] [8].…”

Experiences of using a public key infrastructure for the preparation of examination papers

“…A Public Key Infrastructure (PKI) (Chokhani, 1994;Csinger & Siau, 1998) based on X.509v3 certificates (ITU/T, 1997) had previously been installed at the university as part of two European Commission IV Framework RTD projects that the authors are involved in. The underlying technology that is used is asymmetric encryption.…”

POLYCENTER License System: Enabling Electronic License Distribution and Management

“…Such certificates are crucial for supporting public commerce using electronic means. For a cogent discussion of the value of digital signatures and the need for verifiable certificates nationwide see (Chokhani, 1994). …”

“…Most see little wrong with borrowing their neighbor's software if they need it to complete some task. The end result is widespread software piracy, occasional lawsuits (Didio, 1993 ), and the loss of billions of dollars of revenue worldwide for publishers.…”