Information technology security or cyber security is the protection of computer systems and networks from the theft of data or damage to software, as well as from the disruption of services provided. Cyberattacks also try extort money from users.
A cyber security defense requires multiple layers of security services including user training. The types of security threats include phishing, malware, ransomware or viruses and social engineering.
Each business requires an in-depth review of their systems to implement effective cyber security.