A technician is in the process of installing a program that would assist her with her work in the office. The technician unknowingly downloads the program from an unsafe website. Luckily the installation is canceled due to an internal source on her computer that also prevents her computer from attacking other computers. What was this application?

Question $8$ options:

a$)$

Windows Defender Firewall

b$)$

Hash

c$)$

VPN

d$)$

Tracker