What are some cyber security questions?

Cybersecurity Interview Questions

  • What are the different layers of the OSI model?
  • What is a VPN?
  • What do you understand by Risk, Vulnerability & Threat in a network?
  • How can identity theft be prevented?
  • What are black hat, white hat and grey hat hackers?
  • How often should you perform Patch management?

How do you secure a network?

10 Proven Ways to Secure a Computer Network

  1. Install and monitor firewall performance.
  2. Update passwords at least every quarter.
  3. Lean on Advanced Endpoint Detection.
  4. Create a virtual private network (VPN)
  5. Train your employee.
  6. Filter and delete spam emails.
  7. Shut down computers when not in use.
  8. Encrypt your files.

What are the three main objectives of information security?

The CIA triad refers to an information security model made up of the three main components: confidentiality, integrity and availability. Each component represents a fundamental objective of information security.

Why network security is needed?

Network security is important for home networks as well as in the business world. Most homes with high-speed internet connections have one or more wireless routers, which could be exploited if not properly secured. A solid network security system helps reduce the risk of data loss, theft and sabotage.

What is VPN in cyber security?

VPN stands for “Virtual Private Network” and describes the opportunity to establish a protected network connection when using public networks. VPNs encrypt your internet traffic and disguise your online identity. This makes it more difficult for third parties to track your activities online and steal data.

What is firewall in cyber security?

A Firewall is a network security device that monitors and filters incoming and outgoing network traffic based on an organization’s previously established security policies. At its most basic, a firewall is essentially the barrier that sits between a private internal network and the public Internet.

What are key principles of security?

Principles of Security

  • Confidentiality.
  • Authentication.
  • Integrity.
  • Non-repudiation.
  • Access control.
  • Availability.
  • Ethical and legal issues.