If you have Internet access in Wi-Fi (such as Starbucks), connect your laptop to the network without a firewall, just as you are using a rugged condom to get you Is it safe?
Your antivirus software may have been excellent, but to ensure your security on the Internet, a strong firewall is essential. Here are five relatively good firewalls.
1. Comodo Firewall Pro (free)
Comodo is a completely free personal firewall; the function is very powerful. Clean and tidy interface, the application is very powerful, but to note: Comodo has a lot of advanced options, in addition to the firewall, Comodo also comes with an anti-malware called Defense + tool. If you want only Comodo firewall, then the installation can choose not to install this tool.
Ps: the previous version of the Chinese version, the latest version is not the Chinese version.
2. ESET Smart Security (paid)
ESET Smart Security and the famous NOD32 from the same company, ESET Smart Security, including NOD32 anti-virus, a firewall, and a spam filtering system. A set of services, the user can apply thirty days, if you buy it is 60 US knife.
3. ZoneAlarm Free Firewall (free software)
ZoneAlarm is a free firewall called Check Point, ZoneAlarm not only to prevent external intrusion but even within the computer want to visit can also be blocked, such as you can prevent Google Chrome or iTunes access.
4. router
Yes, you are not wrong, that is your router. It depends on your router settings depends on you do not use the router, in fact, most of the routers, the firewall does not need to install.
5.windows firewall
On the Windows comes with a lot of firewalls, it may be a Microsoft product. Many people use the Windows comes with the fire, it quietly running in the background, to prevent spyware and unauthorized third-party software.
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