Cyberattack Defense for Small Businesses: Techniques and Best Practices

By Eric Peterson, Director of Cyber Security Operations - 14 Mar, 2024
Cyber Security
4 Minutes Read

Cyber criminals are targeting small businesses more and more. Small companies often lack the staff and resources necessary to protect against sophisticated cyberattacks, unlike major corporations with substantial resources devoted to defending them. Because of this vulnerability, SMBs are desirable targets for cybercriminals who want to take advantage of lax security measures. Small businesses must comprehend the nature and risk of cyberattacks and implement mitigation methods to protect their operations, consumer data, and business integrity.

Typical Cyberthreats to Small Businesses

Cyber threats come in many forms for small enterprises, including but not limited to:

  • Phishing Attacks: Attempts by cyber criminals to steal confidential information through electronic communications by posing as a reliable source.
  • Malware: Computer system disruption, damage, or unauthorised access is the goal of malicious software like viruses, worms, and ransomware.
  • Denial of Service (DoS) Attacks: An attempt to stop a machine or network resource from being used by its intended users by momentarily or permanently interfering with a host’s ability to provide services over the internet.
  • Data Breaches: Unauthorised retrieval and access to private, sensitive, or protected information.
Cybersecurity Best Practices

Small businesses should implement a multi-layered cybersecurity strategy that incorporates the following best practices to guard against these threats:

Security Awareness Training for All Employees: The first line of defense against cyberattacks is your employees. Frequent training sessions can assist them in identifying phishing attacks and campaigns, the value of strong passwords, and securely using company resources. Additionally, it is recommended that your security awareness training content should be tailored to roles. Be engaging and utilise interactive formats, provide regular updates and refreshers including testing and phishing simulations and be integrated into the corporate culture.

Implement Robust Access Controls: For every business account, create a strong, unique password. Whenever feasible, use two-factor authentication. Restrict sensitive information access to only those personnel who require it to carry out their duties. Further recommendations include role-based access control, frequent access reviews, using a Password Manager, utilising secure authentication protocols, and requiring a VPN for remote access.

Regular Patching and Updating of Systems: Cyber criminals use operating systems and software flaws as entry points for their attacks. Protecting against these exploits requires updating all systems with the most recent security patches as quickly as possible. Other recommendations include prioritising vulnerability patching, maintaining an asset inventory, testing patches before deployment, establishing a patching schedule, educating users on the importance of updates, monitoring compliance, and following up, leveraging vendor support and resources, and documenting plus communicating patch management policies.

Protect Your Network: Employ next-generation firewalls (NGFWs) to prevent unauthorised users from accessing your network and encrypt data sent over it. Additional strategies include using strong encryption for data transmission and network segmentation, intrusion detection and prevention systems (IDPS), regular network audits and monitoring, and securing remote access (using a VPN).

Frequently Backup Your Data: Frequent backups of essential data can lessen the harm caused by data loss or ransomware attacks. Ensure backups are routinely checked for integrity and kept in a safe, off-site place. Also, consider implementing the 3-2-1 Backup Rule, automating backup processes, encrypting backup data, verifying backup integrity, securing and monitoring backup access, and choosing the right backup solutions.

Create, Evaluate, Update, and Test Your Incident Response Plan: A cybersecurity event’s effect and recovery time can significantly decrease with an up-to-date and tested incident response plan. Strategically and regularly testing the plan to ensure that all staff members are aware of their roles and duties in the case of an attack is crucial. Additionally, provide training and awareness around the plan, communicate where it is saved and who can update it.

Final Thoughts

Cybersecurity is a continuous effort rather than a one-time solution. Small businesses must constantly review and upgrade their security procedures to guard against new threats as cybercriminals become more skilled and cyberattacks are more complex. Small companies can dramatically strengthen their cybersecurity posture, safeguard their assets, and maintain customers’ trust using the recommended practices mentioned above. Remember that investing in cybersecurity protects your company, reputation, and client’s privacy and is invaluable to your future.

New Era Technology Can Help!

New Era’s SecureBlu portfolio of Security Services includes a Managed Detection and Response (MDR) service that maintains optimal security posture by continuously minimising the attack surface and improving visibility via enhanced monitoring and response. If you want to learn more about how your organisation can prevent, detect, and maintain threats through SecureBlu, please contact us. 

Author: Eric Peterson, Director of Cyber Security Operations

ISO-IEC 27001 certification
Cyber essentials
Microsoft partner

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