An accelerator comes either in the form of a ring (a circular accelerator), where a beam of particles travels repeatedly round a loop, or in a straight line (a linear accelerator), where the particle beam travels from one end to the other.
Security sector reform is a process. of creating a new image of the security sector through re-orientation of the sector and the citizens on security. matters organize a well-equipped, well-trained and well-resourced security sector that could maintain both the.
The Public Key Infrastructure Approach to Security. 1  Public Key Infrastructure (PKI) is a set of policies and procedures to establish a secure information exchange. This chapter describes the elements which make up PKI, and explains why it has become an industry standard approach to security implementation. Introduction.