Publisher's Synopsis
This work shows how to protect a UNIX system from unwelcome intruders, while introducing the essentials of UNIX system security. It: explores the critical threads to data security that UNIX system users should recognise, avoid and overcome; illustrates how systems administrators create and monitor secure UNIX systems; discusses the measures that programmers and application developers need to take to ensure that programs will integrate successfully into an secure system; and includes a summary of the key UNIX system security commands and system calls.