Jan 11

Encryption and Hacking

Your Answer

• It changes the order of characters and information into a unreadable state with only the key able to decrypt it

Your Answer

Encrypted

Unreadable

Decryption

Passwords

Secret Guess

Firewalls

Recognised

June 11 Q5

User IDs and passwords

Your Answer

• To differentiate between accounts• To protect documents and accounts

Your Answer

Malware

Your Answer

• Malicious software are programs that operate without your permission doing things that you did not ask it to do. For example a virus will enter you computer without your knowing and will edit and delete files that it attaches itself to.

• Get anti-virus software• Put up a firewall to protect the network

Data Security

Your Answer

• Keep account details secure• Make sure that only you and your friends can

see the posts• Make sure that the website is safe before you

sign up and give your details• Make sure you do not post anything that you

will regret