Windows · Free download · Proxy Servers and Firewalls

AS3 Personal Firewall2.0

AS3 Personal Firewall : Designed to prevent outsiders from accessing your network, this utility evaluates all TCP connections requests as they are received comparing them with each rule in the policy.

Operating system
Windows 9X/ME/2K/XP/2003/Windows 10/11
File size
456 KB
License
Freeware
Last updated
Nov 20, 2025

262 downloads·823 page views

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Overview

What is AS3 Personal Firewall?

AS3 Personal Firewall : Designed to prevent outsiders from accessing your network, this utility evaluates all TCP connections requests as they are received comparing them with each rule in the policy.

In depth

A closer look at AS3 Personal Firewall

Since the range of online threats is continuously rising nowadays, having a single security software solution to protect the PC might not be enough to prevent unauthorized access to the computer. AS3 Personal Firewall is one of the many software solutions out there designed to add an extra security layer to your system, by analyzing all the connection requests and blocking the ones that do not comply with the security policy.

Intuitive design makes it easy to use

The application acts as an entry point for all the incoming connections, comparing them with all the user-defined rules and rejecting potentially dangerous requests. The main interface is intuitive, displaying a list of all the opened connections in real-time, together with their address, the local port, remote address and status.

Create a custom set of rules

The security policy can be defined using the 'Rules' section, where you can configure the application to accept or refuse connections that come from certain IP addresses and port numbers. Blocked connection requests will be automatically rejected and will not be able to access your network. The program can be set to notify you about blocked attempts using a pop-up window.If you want to quickly modify the security settings, you can choose to pause the firewall protection, or allow / block all the incoming connections.

Keep an eye on connection activities

Action logging and activity history are other advantages that this application comes with. Furthermore, the connection statistics section enables you to view the number of permitted requests, received segments, failed attempts and established connections, as well as ICMP messages, echo requests and replies.

Manage installed applications

In addition to this, the application comes with a built-in task manager that allows you to handle all the running processes and a start-up registry section. These two sections can be used for identifying unauthorized processes or startup items.

In conclusion

All in all, AS3 Personal Firewall provides a simple solution for keeping an eye on all the ports on your system and verifying connection requests. And since it comes without a price tag, it is worth trying for preventing outsiders from accessing your system.

Verdict

Should you download AS3 Personal Firewall?

AS3 Personal Firewall runs on Windows 9X/ME/2K/XP/2003/Windows 10/11 and is available under the Freeware license — the installer is 456 KB. We’ve catalogued it under Proxy Servers and Firewalls.

Verified clean. Every AS3 Personal Firewall build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
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At a glance

AS3 Personal Firewall specifications

Publisher
AS3 Soft4U
Last updated
Nov 20, 2025
License
Freeware
Operating system
Windows 9X/ME/2K/XP/2003/Windows 10/11
File size
456 KB
Price
Free
Page views
823

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