3 open-source, cross-platform security apps that just work

If you spend any amount of time online, you already know that Windows PCs are a constant target. Between phishing scams, malicious downloads, and the endless stream of background processes trying to phone home, it can feel like you’re always one bad click away from trouble. Even legitimate software often comes bundled with ads, trackers, or telemetry you never asked for. And as attackers get smarter, built-in defenses can only go so far, especially when the real threat comes from your own habits, outdated apps, or a moment of misplaced trust.