Best IT Security Software for Windows

Compare the Top IT Security Software for Windows as of November 2025

What is IT Security Software for Windows?

IT security software is designed to protect information technology (IT) systems, networks, and data from cyber threats, such as malware, hacking, and unauthorized access. These tools provide various features such as antivirus protection, firewalls, encryption, intrusion detection and prevention systems, and vulnerability management to ensure the integrity, confidentiality, and availability of sensitive information. IT security software helps organizations detect, prevent, and respond to security incidents, mitigate risks, and ensure compliance with industry regulations. It is critical for businesses and individuals to safeguard against cyberattacks, data breaches, and other security vulnerabilities. Compare and read user reviews of the best IT Security software for Windows currently available using the table below. This list is updated regularly.

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    UTunnel VPN and ZTNA
    UTunnel provides Cloud VPN, ZTNA, and Mesh Networking solutions for secure remote access and seamless network connectivity. ACCESS GATEWAY: Our Cloud VPN as a Service offers swift deployment of Cloud or On-Premise VPN servers. It utilizes OpenVPN and IPSec protocols, enables policy-based access control, and lets you deploy a Business VPN network effortlessly. ONE-CLICK ACCESS: A Zero Trust Application Access (ZTAA) solution that simplifies secure access to internal business applications. It allows users to securely access them via web browsers without the need for a client application. MESHCONNECT: This Zero Trust Network Access (ZTNA) and mesh networking solution based on WireGuard enables granular access controls to business network resources and easy creation of secure mesh networks. SITE-TO-SITE VPN: The Access Gateway solution lets you easily set up secure Site-to-Site tunnels (IPSec) between UTunnel's VPN servers and hardware network gateways, firewalls & UTM systems.
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    Starting Price: $6/user/month
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  • 2
    Perimeter 81

    Perimeter 81

    Check Point Software Technologies

    Perimeter 81 is transforming the world of secure network access and helping businesses of all industries and sizes smoothly transition to the cloud. Unlike hardware-based firewall and traditional VPN technology, Perimeter 81’s cloud-based and user-centric Secure Network as a Service utilizes the Zero Trust approach and SASE model framework to offer greater network visibility, seamless onboarding, and automatic integration with all the major cloud providers. Named a Gartner Cool Vendor, Perimeter 81 is considered by industry leaders to be winning the “SASE space race". Network security doesn’t have to be complicated – join Perimeter 81 on a mission to radically simplify the cybersecurity experience!
    Starting Price: $8 per user per month
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    NCP

    NCP

    NCP engineering

    For individual workstations, freelancers or smaller installations, NCP Entry Clients offer a wide range of technical features and offer much more than a standard VPN. Our Solution Finder will help you find the right NCP product for your organization. No matter what hardware you use, whether you are looking for a solution for use in your own company or as a partner for your customers, for a few employees or large installations, we will guide you to the right product in just a few steps. With 30 years of experience in remote access environments, NCP is an excellent choice for a complete VPN solution that meets the needs of users, IT administrators and management. NCP’s remote access solutions are fully-automated, highly secure and cost efficient covering important benefits.
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