IDS, Firewall and Antivirus: what you need to have installed?

Often when we talk about the protective measures installed in devices to ensure safety, we have a wide variety of options from manufacturers and providers. Among them are three that appear to be the most frequently mentioned: IDS, firewall and antivirus.

But for many users, the variety of tools is often confusing, leaving them with questions. Which should they use? For this reason, it is important to know what each tool is, their differences and how they complement each other.

IDS, Firewall and Antivirus: what you need to have installed?