Securing your Infrastructure

Securing your Infrastructure

by Anand Suresh

Securing your infrastructure is critical to the health of your business. Without a secure infrastructure, your data is at risk, and your business could be compromised. This blog post will discuss some tips for securing your infrastructure security. We will cover topics such as firewalls, passwords, and malware protection. Follow these tips, and you can be sure that your infrastructure is safe from attack!

what is network infrastructure securityWhat is Network Infrastructure Security?

Network infrastructure security refers to the measures taken to protect the communications and information systems that support the operations of a business or organization. This includes computer networks, email servers, databases, and web applications. Network infrastructure security aims to protect these systems from unauthorized access, use, or disclosure. This can be done through various means, including firewalls, encryption, intrusion detection and prevention strategies, and physical security measures. By securing their network infrastructure, businesses and organizations can help ensure their critical data and systems’ confidentiality, integrity, and availability.

How does Network Infrastructure Security work?

Working of network infrastructure security

There are many ways to secure network infrastructure. Here are seven standard methods:

1. Encryption: This is transforming readable data into an unreadable format. Encryption is used to protect data in transit and data at rest.

2. Identity and Access Management: This refers to controlling access to network resources based on user identity. IAM can prevent unauthorized access and ensure that only authorized users can access sensitive data.

3. Firewalls: A firewall is a hardware or software device that filters traffic between two or more networks. Firewalls can restrict access to specific data types or prevent malicious traffic from entering a network.

4. Intrusion Detection and Prevention Systems: These systems are designed to detect and block attempts to gain unauthorized access to a network or its resources. IDPs can be deployed at strategic points within a network to monitor traffic for signs of malicious activity.

5. Virtual Private Networks: A VPN is a private network that uses public infrastructure, such as the Internet, to provide secure connectivity between its users. VPNs can extend a company’s private network into the public cloud or provide employees with secure remote access.

6. Secure Socket Layer/Transport Layer Security: SSL/TLS is a protocol that provides encryption and authentication for communications over the Internet. SSL/TLS can secure web traffic, email, VoIP, and other types of traffic.

7. Network Access Control: NAC is a security measure limiting access to a network by defining who is allowed to connect and what activity is permitted. NAC can be used to enforce policies such as BYOD or PCI DSS compliance. 

Benefits infrastructure securityWhat are the benefits of Network Infrastructure Security?

Any discussion of network security must begin with a discussion of the benefits of network infrastructure security. There are many benefits to implementing network infrastructure security measures, including:

1. Reduced risk of data breaches and cyberattacks: By securing your network infrastructure, you can help to reduce the risk of data breaches and cyberattacks. This is because attackers will have more difficulty gaining access to your network if it is well-protected.

2. Improved system performance: Securing your network infrastructure can also help to improve system performance. This is because well-protected systems tend to run more efficiently and effectively than those not secured.

3. Increased business continuity: In the event of a data breach or cyberattack, businesses with secure network infrastructures are more likely to continue operations than those without. This is because they will have contingency plans that can be activated in an incident.

4. Better customer satisfaction: When customers know that their data is safe and secure, they are more likely to be satisfied with your business. This can lead to increased customer loyalty and repeat business.

5. Higher employee productivity: Employees who feel confident that their data is safe and secure are more likely to be productive than those who do not think this way. This is because they can focus on their work instead of worrying about compromised data.

6. Compliance with industry regulations: There are regulations governing data security in many industries. By securing your network infrastructure, you can help to ensure that you comply with these regulations. This can help to avoid costly fines and penalties.

7. Improved competitive advantage: Businesses with secure network infrastructures often have a competitive advantage over those without. This is because customers and clients are often drawn to businesses that they perceive as more trustworthy and reliable. Consequently, investing in network infrastructure security can help your business to succeed both in the short-term and the long-term.

Network infrastructure security DevicesWhat are security threats associated with network infrastructure devices?

Network infrastructure devices, such as routers and switches, are essential for any organization that relies on a network to communicate and do business. However, these devices are also potential security risks. Here are seven security threats that are associated with network infrastructure devices:

1. Malicious code: Malicious code, such as viruses and worms, can be installed on network infrastructure devices without the knowledge or consent of the device’s owner. This code can then be used to damage or disrupt the operation of the device or the network as a whole.

2. Denial-of-service attacks: A denial-of-service attack is an attempt to make a network or device unavailable to its intended users. This can be done by flooding the web with traffic or crippling the operation of critical components.

3. Spoofing: Spoofing is a technique that can be used to gain unauthorized access to a network or device. In many cases, spoofing is used to spoof the address of a trusted host to gain access to sensitive data.

4. Man-in-the-middle attacks: A man-in-the-middle attack is one in which an attacker intercepts communications between two parties and impersonates each party to the other. This type of attack can be used to eavesdrop on conversations or steal data.

5. Password guessing: Password guessing is a brute force method of trying to gain access to a network or device by repeatedly guessing passwords until the correct password is guessed. This attack can be challenging to detect and very time-consuming for the attacker.

6. Session hijacking: Session hijacking is an attack in which an attacker takes over an existing session between two parties. This can be done by stealing session cookies or session IDs or using sophisticated attacks such as IP spoofing.

7. Sniffing: Sniffing captures data packets traveling across a network. This data can then be analyzed to see what information is being transmitted and where it is going. Sniffing can be used for legitimate purposes, such as monitoring network traffic, and for malicious purposes, such as eavesdropping on communications or stealing data.

How can you improve the security of network infrastructure devices?

Network infrastructure securityNetwork infrastructure devices are the backbone of any organization’s network. They include routers, switches, firewalls, and other essential equipment. While these devices are vital to the operation of a network, they can also pose a significant security risk. Hackers often target these devices to gain access to an organization’s network. As a result, it is essential to take steps to secure network infrastructure devices. One way to do this is to keep the firmware of these devices up to date. Many manufacturers release updates that address security vulnerabilities. By installing these updates, you can help to mitigate the risk posed by these vulnerabilities. In addition, you should consider using intrusion detection and prevention systems to monitor traffic on your network for suspicious activity. By taking these steps, you can help to ensure the security of your network infrastructure devices.



Anand is a Senior Technical Project Manager at Practical Logix. Having worked on many enterprise software systems as a lead developer and Project Manager, Anand is responsible for implementing and managing processes for development, QA, DevOps, Release Management and Support and Maintenance. He possesses a wealth of experience from managing projects with 60+ team members, including designers, strategists and engineers. Anand holds a Master of Science degree in Computer Science. He is also a Certified Solutions Architect with AWS.

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