Computer Security (Edits2)

Computer Security (Edits2)

1. Encryption

   • Anti-Virus
     • Anti-Virus quarantines any program or files which are harmful.
     • Anti-Virus Protects against any malicious software.
     • Scans the computer periodically.
     • Needs updating regularly.
     • Should be used on email attachments and downloads.
     • Used when program is trying to connect to another network.
   • Firewall
     • A Firewall prevents harmful data from entering your computer.
     • A firewall controls which programs can send or recieve data packets.
     • Used to help protect a computer network from intruders.
   • Cipher
     • A secret or disguised way of writing; a code.
   • Key
     • Helps you decrypt the data packet.
   • Decryption
     • Cryptography
       • The art of writing or solving codes.
   • Scrambles data packets using a cipher so that they cannot be read by unauthorised users.

2. Malware

   • Software which is specifically designed to disrupt or damage a computer system. (E.g. Trosjan Horse, Worms and Spyware.)
     • Trojan Horse
       • One of the most insidious types of Trojan horse is a program that claims to rid your computer of viruses but instead introduces viruses onto your computer.
     • Worms
       • A computer worm is a standalone malware computer program that replicates itself in order to spread to other computers.
     • Spyware
       • Spyware is a type of malware that is installed on a computer without the knowledge of the owner in order to collect the owner's private information.

3. Trustworthiness

   • If a websites search bar starts with https: you can trust because it means its seure and safe.

4. Scam

   • A dishonest scheme; a fraud.

5. Secure password

   • A secure password uses upper case and lower case letters, numbers and symbols. Must be at least 8 characters long.

6. Phishing

   • Phishing is like a fake website is created and is used to get your personal info like bank details. It most oftenly happens on emails.