what is a computer firewall
Wallix Pro Firewall 2.4
protect computer intruders more>> Wallix Pro firewall prevents intruders from accessing your computer and that?s the main objective for a computer firewall. It automatically detects and blocks attacks through a comprehensive examination of all inbound and outbound information to your computer.<<less
Tiny Personal Firewall 2
Tiny Personal Firewall represents smart, easy-to-use personal security technology that fully protects personal computers against hackers. Built on ICSA-certified security technology, it is also an int more>>
Putt Firewall 1.0
Putt Firewall is a FREE firewall application that is simple but powerful... more>> A simple and basic firewall although designed for maximum security. Your computer has a number of gateways to the net called ports. These ports when open allow hackers and illigitamate users to access your computer, possibly even details about you such as your credit card details if you shop online. This software closes all ports and tells you when someone tries to access your computer and that persons IP address. Putt firewall also allows the capability to unblock ports in the config screen shown on the screenshot. This will allow you to run web servers and other services on the computer you install this on. If you get any errors saying you have controls missing please go to our Homepage URL in this listing, go to downloads and go to Support Files.<<less
Sygate Personal Firewall 5.6
protect aganist Trojans, spyware & viruses more>> Ensures your personal computer is completely protected from malicious hackers and other intruders while preventing unauthorized access from your computer to a network. In essence, Sygate Personal Firewall makes your protected machines invisible to the outside world. That makes Sygate Personal Firewall a must-have security measure for any PC that connects to a private network or the public Internet. Once youve been compromised, every other network you connect to is at risk; including your home, business and online bank accounts. No matter where you use your computer, whether remote or behind a corporate firewall, whether dial-up or an always-on broadband Internet connection, Sygate Personal Firewall, gives you complete confidence that your business, personal, financial and other data is safe and secure. If that isnt enough, Sygate Personal Firewall includes advanced active-scan vulnerability assessment to pinpoint your weaknesses and fine-tune your security policy.<<less

BartWare Personal Firewall 1.3.4
BartWare Personal Firewall is a freeware firewall that blocks unwanted traffic. more>> BartWare Personal Firewall is a freeware firewall that blocks most traffic. You can specify any local ports, remote ports and IP addresses you want to block or allow. You can also forward traffic to a remote computer. It blocks up too 434 known trojans, worms and keyloggers and auto updates the port definitions automatically on start up. You can now select if you want to allow it, block it or allow or block it once. It asks you what you want to do with unknown IPs/connections.<<less
Jashsoft Firewall 2007
Comprehensive Firewall with Process Monitor more>> Jashsoft Firewall is a comprehensive easy to use security software which protects your computer from mallicious activities. Hence protecting your data from dire activities. It also has a Process Monitor that prevents unauthorized programs from running on our computer.<<less
Jetico Personal Firewall 1.0.0.38
Jetico Personal Firewall protects your computer from unwanted hackers attacks from outside as well as from malicious programs "living" secretly inside your computers memory and hard drive. more>>
as well as from malicious programs "living" secretly inside your computers memory and hard drive.
Three levels of protection are included: low-level network packets filtering, application-level network events filtering and filtering of user-level process activity.
Jetico Personal Firewall checks every packet that comes in or out of your computer. Using configuration sets for Security Policy you define how your computer is connected to the local network and the whole Internet. Your computer may be completely hidden from any unfriendly attempts to access your hard drive while you are able to access any web sites you want and you decide on which applications are allowed to access Internet and which are not.
With Jetico Personal Firewall you feel secure, safe and protected while enjoying all Internet activities.
Personal Firewall 1
Protects valuable information in your computer. more>>
You secure your home from thieves - but what about those thieves that enter unnoticed through your Internet connection? Personal firewall software will protect valuable information in your computer.
Laptop Computer 1.0
Laptop Computer toolbar for Internet Explorer. Buy Computers, Laptops and Hardware. more>>
Laptop Computer toolbar for Internet Explorer. Buy Computers, Laptops and Hardware. Buy computers from the website and access site from toolbar.
Requirements: Internet Explorer
<<lessComodo Firewall 3.8
Comodo Firewall 3.8 is designed to help you protect your PC against viruses, malware, worms, and Trojans. Comodos free Firewall is your first layer of defense against viruses, malware, worms, Trojans, hackers, and all Internet threats. In order to prevent threats from occurring, rather than just detecting them when its already too late, Comodos Firewall utilizes unique Default Deny Protection. more>>
Comodo Firewall 3.8 is designed to help you protect your PC against viruses, malware, worms, and Trojans. Comodo's free Firewall is your first layer of defense against viruses, malware, worms, Trojans, hackers, and all Internet threats. In order to prevent threats from occurring, rather than just detecting them when it's already too late, Comodo's Firewall utilizes unique Default Deny Protection. When a file or application knocks on your PC's door, Comodo Firewall is able to access a safe list of over 2 million files and applications that are known to be PC-friendly.
If the file asking for access is on the list, Comodo Firewall can be sure it's safe for your computer and allow it to execute. If not, Comodo Firewall will alert you that a possibly malicious file is trying to enter your PC. Comodo Firewall is a learning piece of software, able to recognize your downloads and alter its alerts accordingly.

Minute Personal Firewall 4.1
Protect your PC from hackers, unauthorized users, and worm attacks. more>>
Minute Personal Firewall 4.1 is a useful firewall that blocks hackers and unauthorized users who try to penetrate a computer.
SafeZone locks a computer system to external connections by analysis and routing of network traffic. SafeZone isolates, records, and warns the user of all hacking attempts.
Major Features:
- SafeZone will protect you from the latest and sophisticated worms attacks. These worms can set up a backdoor into your system, which can allow an attacker to connect to your computer.
- Using SafeZone will prevent intruders from penetrating your system.
- In addition SafeZone examines out-going information according to predefined criteria to ensure that only authorized content leaves the computer.
- This will block spyware and adware from sending sensitive information from the computer and will also result in improving the overall Internet performance.
Enhancements:
- Unspecified updates
- Bug fixes.
WareSeeker Editor

Xeon Personal Firewall 2.4
A powerful firewall for home or business use. more>> Xeon Personal Firewall is one of the most powerful firewalls available on the internet. You are able to control which applications can access the internet, and what security setting you would like on your computer. You can also choose to block all traffic when you are away from the computer, and you are able to view logs of security alerts and all incoming and outgoing traffic. Xeon Personal Firewall scans all your ports to detect possible hacker attempts on your system, and will identify the hacker and his/her location.<<less
Xeon Personal Firewall is one of the most powerful firewalls available on the internet. You are ... you would like on your computer. You can also choose to block all traffic when you are away fromLicense:Freeware
Best Computer Tips 1.0
Browser Toolbar for the Best Computer Tips. Search 100s of Best Computer Tips Instantly! Use this toolbar to search for Computer Tips. This Best Computer Tips tool bar is free to use. more>> <<less
Comodo Memory Firewall 2.0.4.20
Free Comodo Memory Firewall protects against data theft, computer crashes and system damage by preventing buffer overflow attacks. It protects your system by detecting suspicious code executions in th more>>
Free Comodo Memory Firewall is a buffer overflow detection and prevention tool which provides the ultimate defense against one of the most serious and common attack types on the Internet - the buffer overflow attack. Free Comodo Memory Firewall detects most buffer overflow attack attempts such as attacks on STACK memory, HEAP memory, ret2libc attacks and of corrupted/bad SEH Chains, Comodo Memory Firewall protects against data theft, computer crashes and system damage by preventing most types of buffer overflow attacks. The product is aimed for system administrators as well as desktop users to protect their systems and detects suspicious code executions in the stack or the heap portions of the memory. To attack a computer, a malicious program or script deliberately sends more data to its memory buffer than the buffer can handle leaving the system vulnerable to malware that can reformat the hard drive, steal sensitive user information, or even install programs that transform the machine into a Zombie PC. Free Comodo Memory Firewall prevents most (90+%) buffer overflow attacks providing unparalleled desktop security that prevents malware from ever gaining access to a system in the first place.
Requirements: Intel Pentium IV, with 133 Mhz processor, 64MB RAM, 4 MB HDD for 32-bit versions and 8 MB for 64-bit
Whats new in this version: 1)Initial Release 2) Conflict with Windows Vista licensing resolved
<<lessOmniquad Personal Firewall 2.0.3
Omniquad Personal Firewall - A total internet security system with application and IP based security more>>
It provides application and IP based protection from outside attacks. It gives basic email protection, logging of network activity, low level protocol support and many more.
Features:
- 4-level packet filter firewall protection for the local network / dial up/ ASDL and cable modem connections.
- Global lock immediately shuts down all net access.
- Define & enforce trusted zones.
- Alerts for denied network connection attempts.
- Real-time network activity indicators.
- 3-level program control intercepting connection attempts by any program on your computer.
- Automatic lock shuts down internet access after specified period of inactivity.