COMPUTER SECURITY

COMPUTER SECURITY

1. Active and passive security

   • Active security
     • refers to the set of actions animed at protecting the computer and its content
   • Passive security
     • aims to minimise the impact of possive computer damage

2. Security on the computer

   • Malicious software
     • Malware
       • is a sotware developed for malicious purposes
   • Type of malwave
     • virus
       • this program is installs itself on the computer
     • keylogger
       • type of software
     • worm
       • is to flood de system memory
     • spyware
       • spyware programs with malicious code are basically trojans, adware and hijackers
         • trojan
         • adware
         • hijackers
   • More terminology
     • hackers
       • computers criminals
     • Crackers
       • people who try and change how a commercial program works
     • cookies
       • these are text files tah are saved to computer
     • Pharming
       • this practice involves redirecting
     • Span or junk mail
       • these are e-mail message that flood the networks
     • hoaxes
       • there are chain e-mails

3. Sotftware to Project the computer : computer security

   • antivirus
     • is a program that analyses the different units
   • Firewall
     • This is a deference system that controls and filters and autgoing network traffic
   • Proxy
     • it is a software
   • Passwords
     • these can protect the security of a file
   • cryptography
     • This is the encypting of information used to protect files

4. Personal safety

   • Threats to people or theis identity
     • uninted acess
     • identity theft
     • loss
     • cyberbulling
   • Software for personal protection
     • programs are avilable to facilitate parental control
       • kidswatch
       • K9 web protection
   • Our attitude , the best protection
     • as well as the software avilable to us, we must be clear that the best protection we can have ir ourselves and adults we trust
       • parents
       • teachers
       • specialists

5. Digital identity. digital certificates

   • digital footprint
   • digital identity
   • fraud
   • digital centificated
     • digital document
   • electronic signature
     • is a type of digital certificate
   • electronic ID
     • another certificated
   • Software licence
     • comercial software
       • a company sofware
     • Freeware
       • this software with no monetary cost but wich isn´t free
     • free software
       • its source code is avilable and is know as open source
     • Copyleft
       • used licence tah accom`panies free software so it can be modified
     • GNU/GPL (general public licence)
       • alicence that accompanies packages distributed by the GNU proget
   • File Exchange: P2P networks
     • one of the most widespread ways of obtaining software online