Business users can also enjoy the protection of cloud firewalls.įor Linux users, we've featured the best free Linux firewalls and the best Linux firewall distro. While some of the best firewall services are provided as standalone products, others come as part of an internet security suite from antivirus companies which can offer a wide range of additional protections. This is where the best firewall tools really come into their own, insisting that the software on your PC has your express permission to connect online, while also keeping remote attacks blocked. While any good antivirus program can prevent obviously malicious activity on your PC, sometimes software and apps can abuse their permissions to create unauthorized network connections, which could be exploited to collect user data from your computer. Trojans could open up ports on user PCs to secretly send data, and sniffers could look for vulnerabilities in your network connection that would allow it to be exploited.Įven though developments in antivirus and malware technology have improved significantly over that time, the best firewall services remain a recommended requirement for all PC users as the risks have evolved rather than stopped entirely. Click the links below to go to the provider's website:
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