BCIS Degree Course Communication Systems Management Session Three Network Security U Nyein Oo Senior Lecturer
Topics to be presented
Importance of Security
Disaster Recovery Plan
Protection of networks and their services from unauthorized modification, destruction, or disclosure, and provision of assurance that the network performs its critical functions correctly and there are no harmful side-effects.
Network security includes providing for data integrity.
a program that can 'infect' other programs by modifying them to include a possibly evolved copy of itself.”
“ a virus can spread throughout a computer system or network using the authorizations of every user using it to infect their programs”.
Different types of Computer Virus
Preventive Action to Virus
Don't use file and print sharing unless you must
If you do use file sharing, use good passwords
Don't allow Windows to open .VBS(vb script)
or .WSF(Windows Script) files
Beware software of unknown origin
Forged E-mail Addresses
Use Anti-virus Software
To get More Help
To Find Security Patches
Nortan Antivirus ( www.symantec.com )
Mcafee Antivirus ( www.macfee.com )
Bitdeffender ( www.bitdeffender.com )
F-Secure ( www.f-secrure.com )
PC-cillin ( www.trendmicro.com )
criteria of anti-virus software.
Ease of Use
Effective at Identifying Viruses and Worms
Effective at Cleaning or Isolating Infected Files
Feature Set (Scanning Capabilities)
Ease of Installation and Setup
A disaster recovery plan (DRP) - sometimes referred to as a business continuity plan (BCP) or business process contingency plan (BPCP) - describes how an organization is to deal with potential disasters.
Disaster recovery is becoming an increasingly important aspect of enterprise computing. As devices, systems, and networks become ever more complex, there are simply more things that can go wrong