Tip #1:
Being connected to the Internet is the easiest way for an attacker to albania whatsapp number data 5 million access your computer.
Make sure you connect to all websites using SSL/TLS . You can also “harden” devices that come with overly permissive factory default settings, for example IoT devices, routers, etc.
Every device should have privacy settings – check them when you first use it.
Tip #2: Enable and configure a firewall
A firewall is a device that controls the flow of information between your computer and the Internet.

Prevent the disclosure of your personal data by creating a gateway. It will also alert you if malicious people try to break into your computer system.
Most operating systems include a built-in firewall (Windows and macOS both have their own), as do most home routers. This means you shouldn't have to worry about setting one up, as your device is already protected.