Here are things you can do to keep your business network secure from cyber attacks:

1. Implement Strong Passwords: Secure your network with complex and unique passwords.
2. Encrypt Data: All data sent over your network should be encrypted.
3. Install Firewalls: Firewalls can act as a barrier to protect from malicious activity.
4. Regularly Test for Vulnerabilities: Regularly run vulnerability scans and patch any weaknesses.
5. Educate your Employees: Monitor activities on your network and educate employees on cyber security practices.
6. Conduct Backups: Have a reliable backup plan in case your network is infiltrated.