Ict

Ict

1. malicious programs

   • it is important to protect you crmpiter from malicious programs (viruses and worms) a virus is a program that can be sent one compure device to another this can cause lost data etc. they are normaly put in links and email eand more
   • a trojan horse is a malicious programs that can be receved though links on the internet. they can appear like harmless files and when they are opend they can ccause damage to you computer device
   • a worm is a mailcious program that can be spread outside your computer and it can copy itself between computers.
   • viruses can be dectected though the computer not acting as well as it did, missing data, cant get accsess to your had drive and unusal messages may appearon your screen.

2. hacking

   • a hacker can refer to a skilled programmer but is also known to have invade other users data, read other users files and steal or destroy data,
   • a hacker will find information about a subject or a target and try to find any weakenss an the software. they will use this to find out passwords and get unauthorised access to get passed firewalls

3. using antivirus/ spyware programs

   • it is vital that you download an antivirus program or spyware and regulary scan for worms or viruses
   • they are used to block or find any viruses or worms on the computers data the 2 most popular norton anti virus and McAfee virus scan

4. firewalls

   • firewalls blocks unauthorised access from a private network and prvents leakge of informatin from hackers

5. spam

   • emails from organisations who want to sell you something . they are often in differnt countrys and they normally sell illegal medication and pornography