COMPUTER SECURITY

COMPUTER SECURITY

1. TYPES OF MALWARE

   • Spyware
     • Trojan
       • Type of virus. Destrory or gather information saved on disk.
     • Adware
       • Is a advertising inclued in programs that appear after installation
     • Hijackers
       • Are programs that "hijacks" other programs to us their rights or change their behaviour
   • Worm
     • Is a malware whose purpose is flood the system memory
   • Virus
     • Is a program that installs itself on the computer without the user´s consent with the aim of causing harm
   • Keylogger
     • Is a type of software that attempts to obtain and memorise keystrokes

2. MORE TERMINOLOGY

   • Hoaxes
     • Are chain e-mails started by companies to gather e-mail adresses from large numbers of users and then carry out mailings
   • Spam or junk mail
     • Are e-mail messages that flood the network in order to advertise products
   • Pharming
     • It can replace a bank website to obtain the victim´s passwords
   • Hackers
     • Are experts computer criminals;there are ethnical hacking
   • Crackers
     • These are people who try and change how a commercial program works or produce applications to obtain valid serial numbers in these types of programms in order to use them without a licence
   • Cookies
     • Are text files that are saved to the computer by the bowser when we visit a website , for the site to read them on subsequent visits

3. SOFTWARE TO PROTECT THE COMPUTER:COMPUTER SECURITY

   • ANTIVIRUS
     • is a program that analyses thedifferent units anddevices and incoming and outgoing data flows
   • FIREWALL
     • isa defence system that controls and filters incoming and outgoing network traffic
   • PASSWORDS
     • thesecan help protect thesecurity of a file,folder o computer
   • PROXY
     • is a software intalled on a computer
   • CRYPTOGRAPHY
     • this is the encrypting of information used to protect files...
   • PREVENTING ATTACKS
     • the best security is prevention
       • secure passwords
       • open trusted WI-FI networks
       • antivirus
       • downloading fils
       • devices
       • backup copies
       • firewall
       • operating system
       • free downloads