As various module documents are written and made available they will be linked from this page, so if you are studying this module you will need to keep coming back here regularly in order to stay up to date.
Some downloadable files are available
Introduction to Linux. Please complete the introductory command line tutorial.
Use of passwords in authentication. An introduction to entropy. OHPs are also available.
Virtual Private Networks and firewalls.
Unix pipes and filters notes. The OHPs are also available. Please complete the pipes and filters tutorial.
Symmetric cryptography and block ciphers.
Asymmetric public key cryptography introduction.
Using GPG and PGP cryptography programs
Notes on prime numbers, RSA and Diffie Hellman
Cross Site Scripting, SQL Injection and Buffer Overflow attacks
Unix Ownership, permissions and setuid programs.