Computer Security

Computer Security

1. Active and passive security

   • Know how to use it
   • Know what security tools are available to us
   • Apply a set of basic security rules
   • ACTIVE SECURITY→set of actions aimed at the protecting the computer and Its content.
   • PASIVE SECURITY→aims todo minimise the impact of possible computer damage

2. Security on the computer

   • Threat to the computer: malicious software
     • Malware: software developed for malicious purposes, such as viruses, Trojans, worms, spywere.
       • Types of malware:
         • Virus
           • Keylogger
           • Worm
           • Spywere
             • Trojan
             • Hijackers
             • Adware
       • More terminology
         • Hackers
         • Crakers
         • Pharming
         • Cookies
         • Spam or junk
         • Hoaxes
       • Sotware to protect the computer
         • Antivirus
         • FIrewall
         • Proxy
         • Passwords
         • Cryptography

3. Personal safety

   • Threats to people or their identity
     • Unintended acces to illegal or harmful info.
     • Identity theft, robbery o fraud.
     • Loss of our intimacy or harm to our identity or image.
     • Cyberbulling
   • Software for personal protection
   • Our attitude, the best protection

4. Digital identity. Digital certificates

   • Digital footprint
   • Digital identity
   • Digital (or electronic) certificate

5. Ownershio and distribution of software and info

   • Copyright: is a set of standards and pinciples that regulate the legally recognised moral and property rights
   • Software licences
     • Commercial software
     • Freeware
     • Free software
     • Copylet
     • GNU/GPL general public licence