Cybersecurity measures can only be tested in two ways: to be tested for real, by a real cyber attack. The second way is much safer, but not cheap, that is through penetration testing conducted by a white hat hacking team. Preventing cyber attack is almost impossible, but the infrastructure can be adjusted in order for it not to attract the unwanted attention of cybercriminals. The below-planning measures can also apply for firms that subscribe to MSPs (Managed Service Provider)”]
Source: https://hackercombat.com/review-of-cybersecurity-measures-for-customers-and-vendors/