Module 3: Managing cybersecurity

Question 1

What is cybersecurity

Answer 1

Technologies, processes and practices put in place to protect data, devices, programs or networks from damage, malicious attacks and unauthorised access

Question 2

Phishing

Answer 2

1. When receiving an email, always be cautious and check who the sender is
2. Be cautious before you click any hyperlinks in your emails, they can be dangerous
3. receiving unknown email attachments are like receiving suspicious packages
4. Look out for urgent, threatening lanaguage
5. type in correct website address yourself, look out for lock icon, websites start with https
6. Concept of C.I.A

Question 3

What is C.I.A

Answer 3

1. Confidentiality - ensure data or information cannot be read by unauthorized personnel
2. Integrity - data or information held by NTU remains accurate and unmodified by unauthorized personal
3. Availability - data or service remains usable with sufficient capability to deliver our educational services

Question 4

Strong passwords

Answer 4

• at least 8 letters with the use numbers/symbols and upper lower case letters
• use uncommon/ non-standard words or can create from a sentence
• dont use personal info like birthday
• enable 2 factor aunthentication
• use different passwords

Question 5

Data security

Answer 5

• data can be in both physical and digital formats. It can belong to an individual or an organisation
• Data is classified into 4 levels of security
  1. open: publicly available info
  2. restrict: accessible to only certain groups
  3. confidential: sensitive info that needs to be protected
  4. classified: top secret

Question 6

Good IT practices

Answer 6

• lock your workstation when leaving your desk
• adopt a clean desk policy and keep your desk clear
• send and store work information through organisation accounts
• keep your data storage devices securely
• Choose trusted wifi networks, avoid doing sensitive transactions/ confidential work
• Always use BCC instead of CC when sending mass emails
• install up to date anti virus software

Question 7

Pass acronym

Answer 7

• Helps to practice good cyber hygiene
  1. Password
  2. Antivirus
  3. Spots signs of phishing
  4. Software application