What is network security?

What is network security?

Network security involves preventing unwanted access, misuse, and theft of the core network connection. In order for users, apps, devices, and other parties to work securely, a secure infrastructure must be built. Network security comprises numerous levels of protection, both inside the network and around its edges. Policies and controls are implemented by each network security mechanism. Access to network capacity is granted to authorized users, but adversaries are prevented from posing threats and vulnerabilities.

See Also: What is an Automated Penetration Testing?

How can network security assist me?

Digitization has changed the way we live. Living, working, playing, and learning have all altered. Every company must safeguard its network if it hopes to provide the services that both consumers and employees demand. Moreover, network security enables you to defend against threats to confidential data. In the end, it safeguards your reputation.

The advantages of network security

Network security is essential for safeguarding client knowledge/analysis, maintaining the security of shared data, guaranteeing the dependable performance of the network, and protecting against online threats. An effective network security solution lowers overhead costs and protects businesses from significant losses brought on by a data breach or even other security breaches. Providing appropriate access to systems, applications, & data facilitates company operations and customer support.

Network security types

Security for workload

Workload security safeguards workloads that are transferred between various cloud and hybrid systems. Increasingly distributed operations have greater attack surfaces, thus security must be implemented without compromising business agility.

A separate network Software-defined segment divides network traffic into many categories and facilitates the application of security controls. The classifications should ideally be based on destination identity rather than just IP addresses. In order to ensure that the appropriate degree of access is granted to the proper people and that suspicious gadgets are controlled and remedied, access permissions can be based primarily on the role, geography, and other factors.


The link between an endpoint and a network, frequently through the internet, is encrypted using a virtual private network. A remote-access VPN often employs a Secure Sockets Layer or IPsec to authenticate communications between both the network and the device.

Access management

Your network shouldn’t be accessible to every user. You must be able to identify each person and each device in order to keep out possible attackers. You can then put your security policies into effect. Non-compliant endpoint devices can be blocked or given restricted access. Access network control is being used here (NAC).

Software for preventing malware and viruses

Viruses, worms, Trojan horses, ransomware, and spyware are all examples of “malware,” which is short for “malicious software.” Malware can sometimes infect a network and then remain inactive for weeks or even months. The finest anti-malware applications continually monitor files after they have been opened to detect anomalies, eliminate malware, and repair damage, in addition to scanning for malware at the point of entry.

Prevention of data loss

Businesses must take precautions to prevent employees from sending personal data outside the system. Prevention of data loss solutions, often known as DLP, can prevent people from unsafely uploading, sending, or even printing sensitive information.

Email encryption

The primary danger to a security compromise comes from email gateways. Attackers create complex phishing operations to trick recipients and direct them to malicious websites using personal data and social engineering practices. To stop the loss of critical information, an email security solution regulates outbound communications and inhibits incoming threats.

Security for industrial networks

Your Industry Control Systems are at risk from cyberattacks as a result of the deeper integration of IT, cloud, and industry networks that is occurring as a result of your industrial activities being digitalized. To separate the industrial network and provide IT security software with comprehensive insights on equipment and behaviors, you require a total view of your security posture.

Security for applications

Regardless of whether your IT team created it or you purchased it, all technology you are using to run any needs of the business is secured. Sadly, any application may have flaws or vulnerabilities that hackers could use to get access to your network. Security testing includes the tools, programs, and procedures you employ to plug those gaps.


A firewall is a type of network security feature that keeps track of the network’s incoming and outgoing information and makes decisions about which traffic to allow or deny in accordance with a set of security rules. ERP provides unified threat management (UTM) devices as well as firewalls that are threat-focused.

Techniques for preventing intrusion

 In order to actively stop attacks, an intrusion protection system monitors network traffic. In order to avoid outbreaks and re-infection, secure IPS equipment combines vast amounts of threat to world knowledge to trace the movement of questionable files and malware throughout the network in addition to blocking harmful activities.

Analytics for behavior

You must be familiar with typical network activity in order to spot anomalous behavior. Tools for behavioral analytics automatically identify actions that differ from the usual. As a result, your security team will be better able to spot possible trouble indicators of infiltration and promptly eliminate risks.

Cloud safety

To protect online IP, services, apps, and other crucial data, a wide range of technologies, rules, and applications are used in the cloud. By protecting people from dangers wherever they connect to the internet and protecting your data and cloud-based apps, it enables you to manage security more effectively.


Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top
Scroll to Top