Cybersecurity has become one of the most critical and high-paying tech roles in Singapore, driven by the country’s position as a global financial hub, Smart Nation initiatives, and strict data protection regulations like PDPA.
From banks and fintechs to government agencies and cloud providers, Singapore-based organizations are aggressively hiring cybersecurity professionals across SOC, cloud security, governance, risk, compliance (GRC), and ethical hacking roles.
If you’re preparing for a cybersecurity interview in Singapore, these Top 25 Cybersecurity Interview Questions will help you understand what recruiters really look for in 2026.
🔐 Top 25 Cybersecurity Interview Questions (Singapore)
1. What is cybersecurity?
Cybersecurity is the practice of protecting systems, networks, and data from digital attacks, unauthorized access, and damage.
2. Why is cybersecurity important in Singapore?
Singapore is a financial and digital hub with strict data regulations, making cybersecurity essential to protect sensitive data and maintain compliance.
3. What is PDPA in Singapore?
PDPA (Personal Data Protection Act) governs how organizations collect, use, and protect personal data in Singapore.
4. What is the CIA Triad?
Confidentiality, Integrity, and Availability — the core principles of cybersecurity.
5. What is a SOC?
Security Operations Center — a team that monitors, detects, and responds to security incidents.
6. Difference between vulnerability, threat, and risk?
Vulnerability: A weakness
Threat: A potential attacker
Risk: The chance of loss due to vulnerability and threat
7. What is phishing?
A social engineering attack that tricks users into revealing sensitive information.
8. What is SIEM?
A system that collects and analyzes security logs (e.g., Splunk, QRadar).
9. What is IDS vs IPS?
IDS detects intrusions
IPS detects and blocks intrusions
10. What is Zero Trust security?
A model where no user or system is trusted by default, even inside the network.
11. What is malware?
Malicious software designed to exploit or damage systems.
12. What is ransomware?
Malware that encrypts data and demands payment for decryption.
13. What is encryption?
Converting data into unreadable form to protect confidentiality.
14. What is MFA?
Multi-Factor Authentication adds extra verification layers beyond passwords.
15. What is cloud security?
Protecting cloud-based systems, data, and applications.
16. What is a firewall?
A security system that monitors and controls network traffic.
17. What is penetration testing?
Simulated cyberattacks to find vulnerabilities.
18. What is GRC?
Governance, Risk, and Compliance — managing security policies and regulations.
19. What is incident response?
Steps taken to manage and recover from a security breach.
20. What is DLP?
Data Loss Prevention — tools that prevent sensitive data leaks.
21. What is endpoint security?
Protecting user devices like laptops and mobiles.
22. What is patch management?
Keeping systems updated to fix security vulnerabilities.
23. What is social engineering?
Manipulating people to gain unauthorized access.
24. What is ISO 27001?
An international standard for information security management systems.
25. What skills are required for cybersecurity roles in Singapore?
Networking
Linux
Cloud security
SIEM tools
Risk & compliance
Communication skills
Cybersecurity Salary in Singapore (2026)
Role | Avg Salary (SGD/year) |
|---|---|
SOC Analyst | $60,000 – $90,000 |
Cybersecurity Engineer | $85,000 – $130,000 |
Cloud Security Specialist | $110,000 – $160,000 |
Security Architect | $140,000 – $200,000+ |
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