Introduction

In today’s digital age, cybersecurity is a top priority for businesses and individuals alike. With the increasing number of cyberattacks, it’s essential to have a robust security mechanism in place to protect your network and data. One such mechanism is Layered Security Architecture.

Layered Security Architecture

Layered Security Architecture is a network security approach that deploys multiple security controls to protect the most vulnerable areas of your technology environment where a breach or cyberattack could occur. A multi-layered security approach aims to ensure that each component of your cybersecurity plan has a backup to counter any flaws or gaps. These layers work together to bolster your defences and build a solid foundation for your cybersecurity program.

What makes a network vulnerable to attack?

A network can be vulnerable to attack due to several reasons, including:

Weak passwords: Passwords are the first line of defence against unauthorized access. Weak passwords can be easily guessed or cracked, making it easy for attackers to gain access.

Unpatched software: Unpatched software can contain vulnerabilities that attackers can exploit.

Phishing attacks: Phishing attacks are social engineering attacks that trick users into revealing sensitive information, such as login credentials.

Malware: Malware is malicious software that can infect your system and steal sensitive information.

Securing a network using a layered approach

Implementing multi-layered security is crucial to protecting your network, users, and business-critical data. Here are some essential security layers you should have in place:

1. Firewall: The first line of defense in your network security, a firewall monitors incoming and outgoing network traffic based on a set of rules.

2. Antivirus software: Antivirus software scans your system for malware and other malicious software.

3. Intrusion detection system (IDS): An IDS monitors your network for suspicious activity and alerts you when it detects any.

4. Virtual private network (VPN): A VPN encrypts your internet traffic and provides secure remote access to your network.

5. Data backup and recovery: Regular data backups ensure that you can recover from data loss due to cyberattacks or other disasters.

6. Security Awareness: Information security awareness culture should be part of the organization’s cybersecurity program.

Conclusion

In conclusion, Layered Security Architecture is an effective mechanism for implementing a secured network. By deploying multiple security controls, you can protect your network from cyber threats and build a solid foundation for your cybersecurity program.

Destiny Young, MSc (Cand), MBA (Distinction), MTech (UNISA), BSc (Hons)

IT/Technology Infrastructure and Cybersecurity Engineer