Security: identifiying and preventing vulnerablilities

Question 1

penetration testing

Answer 1

Legally hacking into a system to identify vulnerabilities, ‘White hat hacking’

Question 2

Anti-malware

Answer 2

Identifies and removes malware.

Question 3

Firewalls

Answer 3

Controls access to a network.

Question 4

Passwords

Answer 4

needed to pass a login screen and access an account. Passwords should be as strong as possible (use a mix of letters, numbers and symbols. Don’t use words that are in the dictionary.) so that they are not easily guessed.

Question 5

Cypher

Answer 5

Encrypted - or ‘scrambled’ - data.

Question 6

Key

Answer 6

The unique ‘descrambler’ used to decrypt encrypted - or

‘scrambled’ - data. Basically instruction of how to reverse encryption.

Question 7

User Access Levels

Answer 7

Different users have access to different data. creates a ‘hierachy’ of sorts.

Question 8

Encryption

Answer 8

‘Scrambling’ data to make it unable to read without decryption via the use of a key.

Question 9

Two factor authentification

Answer 9

Use of more than just one system to identify that the correct user is trying to access a system. Often uses a password as well as a text sent to the user’s phone number with a unique one-time-use code.