Software Category

Best Free Network Security Software - Page 4

Free Network Security Software provides essential tools to protect your network from cyber threats, ensuring the safety of sensitive data and maintaining overall network integrity. These network security software solutions offer features like firewalls, intrusion detection, and vulnerability scanning, helping businesses safeguard their infrastructure from malicious attacks. By leveraging free network security tools, organizations can implement robust network and security solutions to prevent unauthorized access and ensure compliance with security standards. Whether you're looking for advanced network security applications to tackle complex threats or simpler tools for basic security, these free options deliver the necessary protection without the added cost. Explore our curated list of top free network security software to find the right solution for your business and strengthen your network defenses with powerful, cost-effective software designed to ensure the security of your network assets.

Note: Most of the products listed in this free network security software category offer free trial versions, though they have restrictions like time limits, fixed number of users, or limited features. For more options and features, compare and evaluate all-time network security software to find the best fit for you.
Trusted by thousands of businesses worldwide for unbiased software insights, verified reviews, and expert-curated rankings. Some listings may be sponsored. Learn how SoftwareWorld ensures transparency
★★★★★4.7 average rating from 108 reviews
Last Updated: October 09, 2026
  • All Software
  • 232 Software

Popular Picks in Network Security Software

Complete Product Directory

List of Top Free Network Security Software - Page 4

Continue with products 76–100. Review each product’s overview, then open available tabs for buyer fit, use cases, features, integrations, pros and cons, and pricing.

Best Free Network Security Software Products 76–100

Use search, filters, and available product tabs to evaluate the next 25 listings in this category.

25 products shown
#76

Sysdig

🏆 SW Recommended
No approved reviews yet. Be the first to review

Overview

Sysdig is a leading vulnerability management software designed to help organizations identify, assess, and mitigate security vulnerabilities across their IT infrastructure. Leveraging advanced technologies, Sysdig provides comprehensive tools for continuous monitoring, threat det...

Read more about Sysdig  
Free TrialAvailable Starting Price$20 Per month HeadquartersUnited States
#77

Acunetix

🏆 SW Recommended
No approved reviews yet. Be the first to review

Overview

Acunetix is a comprehensive cybersecurity software solution tailored to protect web applications from vulnerabilities. The software performs automated web vulnerability scans, identifying critical weaknesses like SQL injection, crosssite scripting (XSS), and other common threats....

Read more about Acunetix  
Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States
#78

Invicti

🏆 SW Recommended
No approved reviews yet. Be the first to review

Overview

Invicti is a cuttingedge cybersecurity software solution designed to help organizations protect their web applications from vulnerabilities and security threats. With its advanced scanning technology, Invicti identifies and assesses security weaknesses in web applications, enabli...

Read more about Invicti  
Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States
#79

CrashPlan

🏆 SW Recommended

Cloud Backup Solutions for Businesses & Individuals

No approved reviews yet. Be the first to review

Overview

**CrashPlan as Network Security Software** CrashPlan strengthens network security by safeguarding data across distributed devices and remote networks. It protects files with end-to-end encryption and secure TLS transfer, preventing data exposure during transmission. By enabling f...

Read more about CrashPlan  
Free Trial14 Days Starting Price$8 Per month HeadquartersIndia

Overview

KerioControl is a comprehensive network security software designed to protect organizations from a wide range of cyber threats. This solution combines firewall protection, intrusion detection, and VPN capabilities into a single platform, ensuring that network traffic remains secu...

Read more about KerioControl  
Free TrialAvailable Starting Price$270 Per year HeadquartersUnited States

Overview

NG Firewall is a robust network security software designed to help businesses protect their networks from cyber threats, manage internet usage, and ensure compliance with security policies. The platform offers tools for firewall protection, intrusion prevention, and content filte...

Read more about NG Firewall  
Free TrialAvailable Starting Price$270 Per year HeadquartersUnited States

Overview

CloudfloorDNS is an advanced network security software designed to provide robust DNS management and protection against cyber threats. This platform offers a comprehensive suite of tools for managing DNS records, ensuring high availability, and enhancing website performance. With...

Read more about CloudfloorDNS  
Free TrialAvailable Starting Price$480 Per user HeadquartersUnited States
#83
No approved reviews yet. Be the first to review

Overview

SurfEasy is a reliable VPN software designed to protect user privacy and enhance internet security by encrypting online activities. Whether for personal use or business, SurfEasy provides a secure connection that masks IP addresses and safeguards data on public Wi-Fi networks, pr...

Read more about SurfEasy  
Free TrialNA Starting Price$3.99 Per month HeadquartersUnited States
#84
No approved reviews yet. Be the first to review

Overview

IPAM (IP Address Management) software is designed to help IT departments manage and troubleshoot their network’s IP address allocation efficiently. The platform provides tools for tracking, managing, and troubleshooting the assignment of IP addresses across large and complex netw...

Read more about IPAM  
Free TrialAvailable Starting Price$10000 Per user HeadquartersUnited States
#85
No approved reviews yet. Be the first to review

Overview

Detectify is an advanced cybersecurity software designed to help organizations identify and mitigate vulnerabilities in their web applications. This platform provides automated scanning tools that detect security issues, including vulnerabilities, misconfigurations, and complianc...

Read more about Detectify  
Free TrialAvailable Starting Price$70 Per feautre HeadquartersSweden
#86

Identity Threat Detection & Response

No approved reviews yet. Be the first to review

Overview

Netwrix Threat Manager, formerly known as StealthDEFEND, is a powerful cybersecurity software solution designed to help organizations detect and respond to insider threats and malicious activity in real-time. The software provides continuous monitoring of IT environments, trackin...

Read more about Netwrix Threat Manager (formerly StealthDEFEND)  
Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States
#87
No approved reviews yet. Be the first to review

Overview

PreEmptive is a powerful cybersecurity software designed to protect organizations from evolving digital threats and vulnerabilities. This platform offers a comprehensive suite of tools for identifying, preventing, and responding to cyberattacks, ensuring the safety of sensitive d...

Read more about PreEmptive  
Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States

Overview

SQL Safe Backup is an advanced network security software designed to provide robust backup solutions for SQL databases. This platform ensures data integrity and availability, allowing organizations to protect critical information from loss or corruption. With its user-friendly in...

Read more about SQL Safe Backup  
Free TrialAvailable Starting Price$1036 Per user HeadquartersUnited States
#89
No approved reviews yet. Be the first to review

Overview

Rublon is a cutting-edge multi-factor authentication software designed to enhance security for organizations by providing an additional layer of protection for user accounts. This platform offers seamless integration with existing systems, enabling businesses to implement robust...

Read more about Rublon  
Free TrialAvailable Starting Price$2 Per user HeadquartersPoland
#90
No approved reviews yet. Be the first to review

Overview

IDA Pro is a powerful cybersecurity software tool primarily used for reverse engineering and analyzing malicious code. It is widely regarded as an industry-standard tool for security professionals, researchers, and analysts seeking to dissect malware, understand vulnerabilities,...

Read more about IDA Pro  
Free TrialAvailable Starting Price$365 Per user HeadquartersBelgium

Overview

Specops Password Auditor is a robust password management software designed to enhance security by identifying weaknesses in password policies and practices. This tool helps organizations assess the strength of their existing passwords and compliance with security standards. By co...

Read more about Specops Password Auditor  
Free TrialNA Starting PriceContact Vendor HeadquartersSweden

Overview

Tanium Endpoint Platform offers a comprehensive, real-time solution for managing and securing endpoints across large-scale networks. It combines visibility, control, and security into a single platform, allowing IT teams to quickly detect vulnerabilities, respond to incidents, an...

Read more about Tanium Endpoint Platform  
Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States
#93
No approved reviews yet. Be the first to review

Overview

Speedify is a robust VPN software that enhances online privacy and security while optimizing internet speed for users. This innovative platform allows individuals and businesses to connect securely to the internet, protecting their data from potential cyber threats. Speedify comb...

Read more about Speedify  
Free TrialAvailable Starting Price$11.19 Per user HeadquartersUnited States

Overview

Vectra AI Platform is a cutting-edge cybersecurity software solution designed to detect and respond to advanced cyber threats in real-time. Utilizing artificial intelligence and machine learning, Vectra continuously monitors network traffic and user behavior to identify anomalies...

Read more about Vectra AI Platform  
Free TrialAvailable Starting Price$1 Per feautre HeadquartersUnited States
#95
No approved reviews yet. Be the first to review

Overview

ScoutDNS is an advanced network security software designed to protect organizations from cyber threats and ensure secure internet access. By leveraging intelligent DNS filtering, ScoutDNS provides real-time threat detection and blocking capabilities, preventing users from accessi...

Read more about ScoutDNS  
Free TrialAvailable Starting Price$15 Per user HeadquartersUnited States

Overview

Gigamon Visibility and Analytics Fabric is a network monitoring software that provides organizations with deep visibility into their network traffic, helping to ensure security and optimize performance. The platform enables IT teams to monitor network health, analyze traffic patt...

Read more about Gigamon Visibility and Analytics Fabric  
Free TrialAvailable Starting Price$50000 Per user HeadquartersUnited States

Overview

LogRhythm NetMon is a powerful network monitoring software designed to provide real-time visibility into network activity, helping organizations detect and respond to potential threats quickly. The platform offers comprehensive tools for monitoring traffic, analyzing network perf...

Read more about LogRhythm NetMon  
Free TrialAvailable Starting Price$0.01 Per user HeadquartersUnited States

Overview

Cryptainer PE is a powerful network security tool that specializes in data encryption and secure file storage. This software enables users to create encrypted containers that safeguard sensitive information from unauthorized access, ensuring that critical data remains confidentia...

Read more about Cryptainer PE  
Free TrialAvailable Starting Price$45 Per feautre HeadquartersCanada

Overview

Mailstream Anti-Abuse is a network security software designed to protect email systems from spam, phishing attacks, and other email-borne threats. It offers advanced filtering technology that blocks suspicious emails before they reach users’ inboxes, ensuring safe and secure emai...

Read more about Mailstream Anti-Abuse  
Free TrialAvailable Starting PriceContact Vendor HeadquartersUnited States

Overview

east-tec InvisibleSecrets is a comprehensive network security software designed to safeguard sensitive data and protect against unauthorized access. This platform provides users with robust tools for encrypting files, securing communications, and managing passwords, ensuring that...

Read more about east-tec InvisibleSecrets  
Free TrialAvailable Starting Price$29.95 Per one-time HeadquartersRomania

Why Trust SoftwareWorld

At SoftwareWorld, we believe choosing the right software or service partner should be based on clarity, credibility, and real insights, not marketing noise. Our mission is to help businesses make confident, data-driven decisions through unbiased research and structured evaluation.

We combine expert analysis, real user feedback, and market data to ensure every recommendation delivers practical value and helps buyers discover the most relevant solutions for their needs.

Our Review & Evaluation Process

Every software product and service provider listed on SoftwareWorld is evaluated through a multi-layered approach designed to highlight quality, relevance, and practical value.

  • Verified user reviews and real-world feedback
  • Product capabilities and core use cases
  • Industry relevance and business fit
  • Feature depth and innovation, including AI capabilities where applicable
  • Market presence and vendor credibility

For service providers, we also review project portfolios, case studies, specialization areas, and delivery capabilities to help buyers compare partners more effectively.

How We Ensure Authentic Reviews

We prioritize review quality and reliability so buyers can make decisions based on genuine experiences rather than inflated or misleading signals.

  • Reviews are assessed for quality, relevance, and duplication patterns
  • Suspicious, low-quality, or biased submissions are filtered or removed
  • Ongoing monitoring helps maintain long-term review integrity

This helps SoftwareWorld maintain a review environment focused on useful, decision-supporting insights.

Transparent Rankings, Not Pay-to-Win

SoftwareWorld does not rank products or service providers solely based on payments. Our category visibility is shaped by a mix of relevance, category fit, capabilities, market signals, and user value.

  • Category relevance and specialization
  • Product or service quality signals
  • User feedback and engagement trends
  • Business use case fit and market demand

Sponsored or featured placements, where applicable, are clearly identified to maintain transparency for buyers.

Built for Better Business Decisions

SoftwareWorld is designed to help buyers move from discovery to shortlist with confidence by offering structured comparisons, practical use case insights, and category-specific guidance.

  • Clear comparison-focused content
  • Practical use case coverage
  • Decision-ready information for faster evaluation

Our goal is to reduce research friction and make it easier for businesses to choose solutions that match their real operational needs.

Our Commitment to Trust

We continuously improve our systems to maintain data accuracy, content transparency, and fair visibility across our platform. SoftwareWorld helps businesses discover, compare, and choose the right software and service partners through unbiased insights, structured evaluation, and real-world use cases.

Get Expert Help