Windows · Free download · Networking

Emsa Advanced Port Blocker1.0 Build 4

Emsa Advanced Port Blocker : Monitor incoming and outgoing Internet connections, block access to specific ports or IP addresses and log all network activity, with this powerful utility

Operating system
Windows 10/11
File size
1.4 MB
License
Demo
Last updated
Apr 27, 2026

83 downloads·502 page views

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Overview

What is Emsa Advanced Port Blocker?

Emsa Advanced Port Blocker : Monitor incoming and outgoing Internet connections, block access to specific ports or IP addresses and log all network activity, with this powerful utility

In depth

A closer look at Emsa Advanced Port Blocker

Many people fail to realize just how much information is sent to various third parties without their knowledge, and it is difficult to control this data flow without a specialized application at your disposal.Emsa Advanced Port Blocker is a feature-packed software utility that provides you with a solution, as it enables you to monitor all network traffic and block specific ports or IP addresses.

Offers a powerful connection viewer and can log all network activity

On startup, the application opens the “Connections” tab, which, as its name suggests, lists all active connections. It displays the local port, remote port, local IP, remote IP, hostname, process ID and process name.You can apply various filters to limit the number of entries that are displayed, as well as freeze the connections list and export it to a CSV or TXT file.All network activity is logged, and you can specify if new log files should be generated every day, as well as exclude detected IP addresses from the readings.

Set up complex blocking rules using a broad range of parameters

It is possible to add multiple blocking rules, and these can be set for local or remote ports, as well as remote IP addresses. Additionally, you can block a specific port or IP address, list multiple values or define an entire range.Moreover, the application allows you to block connections based on hostnames, add certain addresses to an exceptions list and block any new connections while keeping the existing ones active.

Easy-to-use port blocker that features a somewhat outdated interface

Emsa Advanced Port Blocker is certainly not difficult to use, and the tabbed interface is quite simple to navigate. Novices can even take advantage of the extensive user manual available online.However, it has to be said that the application’s UI could use some improvements, as it is clearly out of date.All in all, Emsa Advanced Port Blocker is a comprehensive tool that enables you to monitor network activity and block certain ports or IP addresses. It allows you to set up complex rules, and it is very easy to use, but it would benefit from a modernized interface.

Requirements

System requirements

Windows 10 / Windows 8 / Windows 7

Verdict

Should you download Emsa Advanced Port Blocker?

Emsa Advanced Port Blocker runs on Windows 10/11 and is available under the Demo license — the installer is 1.4 MB. We’ve catalogued it under Networking.

Verified clean. Every Emsa Advanced Port Blocker 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

Emsa Advanced Port Blocker specifications

Category
Networking
Publisher
EMSA SYSTEMS LTD
Last updated
Apr 27, 2026
Requirements
Windows 10 / Windows 8 / Windows 7
License
Demo
Operating system
Windows 10/11
File size
1.4 MB
Price
Free
Page views
502

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