Backup
Anti‐virus
Firewall
Biometrics
✅ The correct answer is C.
Firewall is software that protects computers from intruders. A firewall typically establishes a barrier between a trusted internal network and untrusted external network, such as the Internet.
Firewall is software that protects computers from intruders. A firewall typically establishes a barrier between a trusted internal network and untrusted external network, such as the Internet.