What are the Types of Network Security?

November 23, 2023 | Education | By ilakayal | 0 Comments

What is Network Security?

Network security protects a network’s infrastructure from unauthorized access, modification, abuse, destruction, or data theft. This process requires a combination of hardware devices, security software, and user awareness of security procedures and techniques. In simple terms, it is all about ensuring that your network is safe from any sort of external or internal threats that may compromise the integrity of your data and information. In this blog, we will discuss the types of Network Security. The CCNA Course in Madurai offers a comprehensive program to provide individuals with essential knowledge and practical skills for networking success.

Why is Network Security Needed?

So many aspects of our lives have migrated to the digital world. We use the internet to conduct financial transactions, communicate with family and colleagues, purchase, seek entertainment, and research. So much of our personal information resides online, everything from birth dates, Social Security (or other identification numbers), health history, credit history, bank accounts, utility bills, and many others.

Regarding network security, several types of security measures can be executed to protect against cyber threats. Some of the most common types of network security include firewalls, intrusion prevention systems, virtual private networks (VPNs), access control lists, and anti-virus software. Each of these measures plays a vital role in safeguarding against different types of threats and can be customized to meet an organization’s or individual’s needs.

What Are the Types of Network Security?

As a cybersecurity expert, you have access to a wide range of network security tools, methods, and practices to help protect against potential threats. Let me provide you with a summary of some of these resources. The CCNA Course in Coimbatore is designed to provide comprehensive training in networking fundamentals and Cisco technologies.


Security software resources, such as anti-virus, anti-malware, and anti-spyware tools, are essential for protecting your devices and networks against cyber threats. You can either get these tools as a suite or subscribe to them, and the host vendor continuously updates them to ensure their effectiveness against the latest threats. These applications play a critical role in network security by monitoring your network and blocking intruders, malware, and viruses.

Choosing a security subscription over an in-house suite is highly advisable. Subscription providers are better equipped to adapt to the ever-evolving cybersecurity landscape. With new threats emerging regularly, relying on your software might leave you vulnerable to unknown dangers. Letting the subscription provider handle this ongoing challenge is a more innovative approach. 

Password Protection

This is such a simple measure, but it is essential. Strong passwords are an inexpensive yet effective way of keeping systems, applications, and networks safe, and you don’t have to be a seasoned cybersecurity professional to put strong passwords into practice. And when we say “strong” passwords, we don’t mean ridiculous ones like “password” or “99999”. To enhance your CCNA skills, enrol in the CCNA Course In Pondicherry, which focuses on providing good knowledge and training.


If you consider your network an exclusive nightclub, the firewall acts as the bouncer responsible for managing the entrance and keeping out unwanted guests. Essentially, it filters traffic (both incoming and outgoing) per predefined policies, preventing unauthorized users from gaining access. Suppose you have attempted to work remotely but could not access your company’s central systems because of insufficient authorization. In that case, it indicates how effective a firewall can be.

Email Security Software

Email stands as a significant vulnerability within any network. Cyber attackers often exploit this by crafting deceptive emails resembling genuine communications from reputable companies or financial entities. However, clicking on a link within these fraudulent emails can compromise your system. Consequently, email security software serves a crucial role: not only does it sift through incoming threats, but it also possesses the capability to restrict the transmission of specific data.

Segmented Networks

The process mentioned here is designed to sort and divide traffic based on specific established criteria. By using segmented networks, users can be limited to the specific area they need to do their work while also being kept out of any data outside their field. This is particularly useful to decrease the network’s weak spots, as restricting users in this way can help prevent any potential breaches. Enroll in the CCNA Course In Hyderabad to develop the necessary skills and become a certified networking expert for a successful career.