Network Administration

Electronic Security: Below are some links related to network security. It looks at some threats to networks and gives some suggestions to the threats
http://www.slideshare.net/Colin058/network-security-threats-and-solutions-1018888
http://computersight.com/communication-networks/security/ib-itgs-computer-and-data-security/
http://www.cisco.com/warp/public/cc/so/neso/sqso/beggu_pl.pdf
http://crypto.stanford.edu/cs155old/cs155-spring05/17-intru-firewalls.pdf
http://cc.dasnr.okstate.edu/files/InternetSecurity.ppt#256,1,Spyware_&_Internet Security
Using the information from the links above or any others to write shorts notes on the terms listed below. In each of them;
a) Describe the concept
b) Describe any types or categories if any
c) Describe some of the challenges and concerns associated with each
Terms.
-Level of access
-Biometrics
-Passwords
-Firewalls
-Proxy Server
-Encryption
-Secure Socket layer (SSL)
-Audit traits
You will have a short quiz on this on Tuesday 7th Feb