10Jun/100
chapter 9 security
- Internal/external threats: inside/ outide an organisation
- A virus is a code that is created delibratly to affect the infomation
- A worm is a virus that repeats itself and use the network to do this and thesends inself to other computers
- A trojian is like a worm but it looks nice to get inside your computer but it is actually bad and will affect your computer.
- A Anti virus software is something that is designed to detect a virus
- Web security programs : JAVA , ActiveX and Javascript
- DOS- denial of service : ping of death- created to make computer crash, Email bomb- created to make you not be able to use your email, distrabited dos- an attack on compuiter aka zombies
- popups- designed to grab attention
- spam - email that is sent that could have harmful links in the email
- Adware is a peice of softwear that displays advertising
- spyware is a peice of softwear that lookss at everything you go on your computer.
- greyware is a program which can pertentually damage your computer
- Dos (denial of service) this is an attack on a computer which stops you having normal access to your pc.
- DDos ( distrubuted denial of service) is like Dos but it is not only one computer that attacks you there is many.
- A social engennier is someone who is aloud acess to your computer as often as he wants to see realative infomation
- Spoofing is when something pretends to be something it is not.
- Tcp/ip is what in normally used for computers to connunicate over the internet
- A security pryimid is the order you need to protect things : 1.wireless security 2. data security 3.physical equipment 4.l0cal security policy