ZoneAlarm Free Antivirus + Firewall is an aggressive move by Check Point Software to combine two of the most sought after security features every PC should have

Steganos Online Shield 365 is a VPN/proxy-anonymizer software with servers in Switzerland, Germany, France, UK and USA

Windows 7 Firewall Control is a good, free program only available for Windows, that belongs to the category Security software with subcategory Firewalls (more specifically Firewalls) and has been created by Sphinxsoft

PC Tools Firewall Plus sits between your computer and your Internet connection, controlling both downloading and uploading traffic and warning you whenever it detects unexpected Internet access or traffic in either direction

eScan Internet Security Suite is a home security center, designed to protect your PC from all kinds of internet attacks

Anti DDoS Guardian is high performance Anti DDoS software for Windows Servers

Comodo Firewall is a simple, effective and discrete personal firewall

Ashampoo FireWall is a popular, free program only available for Windows, that is part of the category Security software with subcategory Firewalls (more specifically Firewalls) and has been created by Ashampoo GmbH & Co

Inbound and outbound system and application firewall delivers powerful protection against a wide range of threats from local networks and the Internet and prevents unauthorized access to your PC

Sygate Personal Firewall is a great, free Windows software, that belongs to the category Security software with subcategory Firewalls (more specifically Firewalls)

ZoneAlarm Free Firewall is one of the most popular firewall apps available today

Privatefirewall is a comprehensive firewall that monitors your system 24/7