Zero Trust Network vs Perimeter-Based Network Security

October 07, 2021

Zero Trust, Perimeter - Ground Up!

When it comes to network security, businesses and organizations are always in a dilemma. With the exponential increase in cyberattacks, companies need to adopt effective measures to ensure better security. Zero trust and perimeter-based networks are two popular strategies in the cybersecurity world. But which one is more effective?

In this post, we’ll compare Zero Trust Network Security and Perimeter-Based Security and help you choose which one is a better fit for you.

Perimeter-Based Security: Classic But Troubling

Perimeter-based security has been around for a while now, and it’s the most commonly implemented security measure. In perimeter-based security, a firewall is set up, and only authorized personnel are allowed to access the network. This effectively creates a “perimeter” that surrounds the network, and only authorized personnel are allowed to access the network.

Perimeter-based security is easy to implement and provides an added level of security. However, it is not without its shortcomings. If a hacker gets past the firewall, they have access to the entire network, which can cause severe damage. Additionally, perimeter-based security is not effective against threats that originate within the network, such as a disgruntled employee.

Zero Trust Network Security: A New Hope

Zero Trust Network Security is a relatively new concept and offers a more comprehensive approach to security. In a zero trust network, there’s no default trust for any user or device. Every access request must be verified and authenticated before access is granted. This is done by creating micro-perimeters around each asset, which means that each asset is individually secured.

Zero trust networks offer several advantages over perimeter-based networks. Firstly, zero trust networks are more secure since each asset is individually protected. Secondly, zero trust networks are more flexible, and access can be granted on a case-by-case basis, making it easier to manage. Lastly, zero trust networks are effective against insider threats since every access request must be verified.

Which One To Choose

Both Zero Trust Network Security and Perimeter-Based Security have their own advantages and disadvantages. Choosing between them depends solely on your company’s needs and the level of security you want to achieve.

If you’re looking for a classic approach to security and have a smaller business with fewer assets, perimeter-based security is suitable. But if you want a stronger, more secure, and flexible approach to security, you should opt for Zero Trust Network Security.

Remember, investing in cybersecurity is essential. Neglecting it can result in negative consequences for your business, including data breaches, financial losses, and a damaged brand reputation.

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