Network Security Basics: How To Secure Your Small Business Network

Small businesses face an increasing number of threats that expose their digital and information assets to modern dangers. They are at a high risk of failing and crumbling after cyber-attacks and other intrusions on information systems.

Hackers and information criminals keep getting better with advanced methods of penetrating network defenses. They are also capable of injecting wrong information into databases to make them leak all their data.

Being safe requires putting in place simple measures to prevent hackers from getting past your network defenses. Read on to find out how you can secure a small business network.

secure network being accessed by a small business owner

What Is Network Security When It Comes To Small Businesses?

Network security safeguards your network against intrusions and threats that might cause loss of information. It is designed to protect the usability and integrity of software and information in your small business network. It targets different kinds of threats and stops them before they can get into your network, and ensure that all your data is safe.

Network Security Measures For Small Businesses

Network security mechanisms work by protecting your network edges. The securing is done by preventing suspicious entries that are not authorized and filtering incoming and outgoing traffic. They also implement network policies and controls to determine who gets into the network and who does not. The prevents hackers and other criminals from getting into the network and causing damage to information systems.

How To Protect Sensitive Business Information?

For a small business to meet customer’s and employees’ demands, it must protect its network. Network security also adds to the protection of your business reputation and proprietary information. It increases the confidence of your employees, and they get to communicate over the network with ease; The staff members are not afraid of losing or leaking any information. All this positivity is due to the steps you have taken to secure your network.


it engineer implementing network security in a small business


How To Implement Network Security for Small Businesses?

Having looked at network security basics, follow these steps to create a working security solution for your small business.

1. Conduct a Network Inspection

It is not possible to improve your network security unless you clearly understand your existing weaknesses. An audit is the recommended first step, and its goal is to identify potential security vulnerabilities. It also shows ports that expose the network to external threats and applications running in the background that hackers can use to get into your network. An audit also determines your firewall’s current strength and whether you have secure backups and working anti-virus applications.

An inspection of the network defenses also works to determine the applications that are already out-of-date and those that require upgrading or replacing with newer software. The end-result of the network inspection is a detailed report. The report allows your security administrators to make improvements and changes to your network arrangement.

2. Monitor your Traffic

Be sure to monitor all incoming and outgoing traffic on your network. Read all the blogs and reports generated carefully, and don’t always wait for alerts to flag suspicious activity. Ensure that someone on your team understands the data. Also, see that they can take necessary steps when anything out of the norm is reported in your network traffic. Monitoring traffic enables the business to stop attacks in their very early stages, and access patterns are logged for forensics purposes.

3. Protect against Data Loss

Install a data protection solution for your network to protect your small business from losing data even if your network security has been breached. Avoiding loss of information also ensures that your business’s operations are maintained and you are not interrupted. Staff members should not send out sensitive information or upload data to external servers.

4.Update Your Software Regularly

Regular updates of all the software applications used by your small business are essential and critical for security. The updates patch up weak sections of your applications and prevent hackers from developing threats that work on outdated software. The outdated software is a massive threat to network security and a point of entry for hackers and other network attackers. The regular updating of the software also ensures that you work with up-to-date source code and a release with advanced security features. You also get to stay ahead of the hackers with newer software versions than they can develop exploits. It keeps your small business network secure.

5. Update your Anti-virus Software

Whenever new hardware and servers are brought to your small business office, they come with anti-virus and anti-malware software installed. These are usually the latest versions, but as time goes by, they soon become outdated. Most office users at your small business never update the anti-virus software again. It presents massive threats to your information’s security. By regularly updating your anti-virus and anti-malware applications, you ensure that you are running software with recent bug fixes and advanced security mechanisms installed.

6. Install a Firewall

If your small business does not have a firewall installed, you should prioritize doing so. A small business should install a firewall on all devices as well as servers to safeguard web applications. People from the outside world access the web applications used in your small business, and some of the incoming traffic might be suspicious. With a strong firewall, you will reduce the chances of getting into the systems without raising alarms and getting noticed.

The databases on your systems are also kept safe by a firewall, and you should never keep your system online without a firewall to defend it.

There are both software and hardware firewalls, both of which operate to keep out unwanted traffic from getting past the reliable network defenses. They make use of a set of rules that either allow or block traffic. The rules can be updated to reflect your network’s current security status and the recent policy changes you have made to the network. These rules are flexible and can be made stricter to prevent attacks from penetrating your defenses and keep all your information safe.

7. Invest in a VPN

VPN, also known as a virtual private network, performs encryption on your network to ensure all users’ privacy. It blocks your activities, data, browsing history, and personal information from hackers. It also keeps your files safe while using a public network. The virtual private network is a suitable means of safeguarding information if your employees often travel or work remotely. It is also a good investment that adds a layer of privacy to your information.

8. Secure your Router

How your network is arranged determines how hard it will be for an attacker to penetrate the defenses in place. The router itself can be reset and allow hackers to get into the network without restrictions. The hardware used to network your small business should be kept in hidden places such as the server room to prevent accidents and tampering. Network administrators should also change the login information for the router regularly. It will make it hard for hackers to attack it with plenty of guessed and random passwords. A complex password combination gives attackers a hard time, and they give up before they can get past the router to the rest of the network.

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How Do Private IP Addresses Help?

To prevent unauthorized devices from getting into your network, think of assigning private IP addresses to devices that are on your network. The IP addresses will also help identify the traffic that does not originate from within your network and flag it for suspicion. Monitoring the internal and external network traffic also helps determine which elements might be trying to pass themselves off as genuine network users. In contrast, their IP address shows them to be foreigners.

How Does Access Control Work to Secure a Business?

Not all users are allowed to access your small business network and to keep out attackers. You should be able to identify each user and device. The network administrator can also enforce security policies for networked devices in a network access control process. Such network administration is known to be very useful, and small businesses should try it.

Do Intrusion Prevention Systems Secure a Business?

These systems are installed on small business networks to scan them and actively block and prevent attacks. They can do this by correlating vast amounts of threat information to stop malicious activity, track malware across a network, and avoid reinfection.

Should I Configure My Mobile Device Security?

Criminals are increasingly targeting mobile apps and devices. As small businesses start supporting applications on mobile devices, it is essential to secure their network access. Configuring mobile devices’ connections on your small business network keeps the network traffic both private and secure. You should also configure the mobile apps allowed to access the network only to communicate using defined protocols. They should not go beyond set standards or passing information on the network.

Does Network Segmentation Help?

Segmentation means placing the network in different classifications based on identity and not mere IP addresses. You can also assign access permissions to specific devices on your network to ensure that the right level of access is given to the right people. In this way, suspicious devices are contained as they cannot provide credentials to assign specific people to the network.

Should I Train Employees on Security Best Practices?

It is essential to educate your staff on network security and what role they have to play in keeping up security standards. For instance, you can train them to use the network for work purposes. You can also avoid accessing external websites and resources during work hours. The safeguard keeps the amount of external traffic at a minimum, preventing malware attacks.

You should also include best practices in the work routines. These will make the staff use a regular and frequent change of passwords, network name changes, and security mechanisms. This will develop into a culture that will fit their work routines. They should be made to understand the risks of lacking network security and its implications.

A security training session for your employees keeps them aware of their state of network security. They identify threats more quickly and can easily flag phishing emails, insecure passwords, and suspicious activity on their devices.


The security of your small business network is the most critical aspect of keeping the business running. It is also a way to maintain a good reputation with your customers and business partners. It is a worthy investment to adopt and implement the best practices to protect your network, business, and clients.

Most security breaches and network security incidents happen because the companies have not covered network security basics. These kinds of attacks usually leave their defenses open and exposed. They become more susceptible to vicious attacks on their information infrastructure.

Not filtering incoming traffic, for instance, can cause a lot of malware to be installed on your servers. That could lead to a crippling of the entire system. Quality network security works to safeguard your network. They keep your small business safe and secure from all kinds of incoming threats.