Network Security Tutorial Ppt
It is the duty of network administrators to adopt preventive measures to protect their networks from potential security threats.
Network security tutorial ppt. Network security is the security provided to a network from unauthorized access and risks. For all other readers this tutorial is a good learning material. The approach to network security through access control is technically different than implementing security controls at different network layers discussed in the earlier chapters of this tutorial. Raj jain 27 ipv6 addresses q 128 bit long.
Ping storm is a condition in which the internet ping program is used to send a flood of packets to a server. We assume the reader has a basic understanding of computer networking and cryptography. S search is the time it takes to find vulnerable host i infect is the time is take to infect a host. Computer networks that are involved in regular transactions and communication.
It covers various mechanisms developed to provide fundamental security services for data communication. Desirable 10 12 to 10 15 networks. Network security network security. M of earth surface q if assigned at the rate of 10 6 µs it would take 20 years q expected to support 8 10 17 to 2 10 33 addresses.
Knowledge about communication protocols is a plus. The powerpoint ppt presentation. Fixed size q 2128 3 4 10 38 addresses 665 10 21 addresses per sq. The ones who are keen on taking up career in the field of information and network security this tutorial is extremely useful.
Disconnect your computer from the wireless network when using a wired network patch and update your operating system install and update your anti virus and anti malware with the latest security definitions create a unique user id when sharing a computer with others enable pop up blocker on your browser. Cmpsc 443 introduction to computer and network security spring 2012 professor jaeger page the danger what makes worms so dangerous is that infection grows at an exponential rate a simple model. However as more and more people become wired an increasing number of people need to understand the basics of security in a networked world. Chapter thirteen network security 9.
Chapter thirteen network security 8. Do you have powerpoint slides to share. Smurfing is a nasty technique in which a program attacks a network by exploiting ip broadcast addressing operations. A tutorial is the property of its rightful owner.