Best Intrusion Detection and Prevention Systems (IDPS) - Page 5

How Many Intrusion Detection and Prevention Systems (IDPS) Products Does G2 Track?

Total Products under this Category: 76

Category Stats (Oct 2026)

  • Average Rating: 4.4/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Darktrace / EMAIL (+0.43%) - Among all products in this category, Darktrace / EMAIL recorded the largest rating increase compared to last month

Last updated: October 11, 2026

How Does G2 Rank Intrusion Detection and Prevention Systems (IDPS) Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 1,700+ Authentic Reviews
  • 76+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Intrusion Detection and Prevention Systems (IDPS)

G2 Grid® for Intrusion Detection and Prevention Systems (IDPS) plotting products by satisfaction and market presence

Highlighted products: Palo Alto Networks Next-Generation Firewalls, Check Point Quantum Intrusion Prevention System (IPS), Palo Alto Networks VM-Series Virtual Firewall, Cloud-Delivered Security Services, Check Point Infinity Platform, Trellix Network Detection and Response (NDR), FortiGate IPS, and threatER.

Underlying data: [Grid® JSON](https://www.g2.com/categories/intrusion-detection-and-prevention-systems-idps/grids.json?focus%5B%5D=palo-alto-networks-next-generation-firewalls&focus%5B%5D=check-point-quantum-intrusion-prevention-system-ips&focus%5B%5D=palo-alto-networks-vm-series-virtual-firewall&focus%5B%5D=cloud-delivered-security-services&focus%5B%5D=check-point-infinity-platform&focus%5B%5D=trellix-network-detection-and-response-ndr&focus%5B%5D=fortigate-ips&focus%5B%5D=threater)

InfoDefenders

InfoDefenders helps IT managers at small and mid-sized companies (50–500 employees) build defensible AI governance programs without needing a dedicated compliance team. Built on the proprietary RAGP framework (React, Assess, Govern, Prove) and aligned to the NIST AI Risk Management Framework, our platform combines AI incident tracking, vendor risk assessment, and policy/control management in one system — so you can prove governance, not just claim it.

Who Is the Company Behind InfoDefenders?

NSFocus NGIPS

The NSFOCUS Next Generation Intrusion Prevention System (NGIPS) provides advanced multi-stage AI analysis for detection and mitigation of tomorrow and beyond unknown and zero-day advanced persistent threats (APTs).

Who Is the Company Behind NSFocus NGIPS?

  • Seller: NSFOCUS
  • Year Founded: 2000
  • HQ Location: Santa Clara, US
  • Twitter: @NSFOCUS_Intl
    1,131 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    516 employees on LinkedIn®

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Orbit Intrustion Detection System

Orbit™ Intrusion Detection is a hardened Intrusion Detection System - that will assist you in seeing what traffic is going on inside or outside your network

Who Is the Company Behind Orbit Intrustion Detection System?

RazorSecure

Cyber security software for remote assets and small scale networks. RazorSecure Active Protection System provides continuous threat monitoring and active defence strategy for trains, buses, planes, trucks and cars.

Who Is the Company Behind RazorSecure?

Salvator

Who Is the Company Behind Salvator?

Sandfly Security

Sandfly Security offers an agentless Linux Endpoint Detection and Response (EDR platform designed to provide comprehensive protection across a wide range of Linux systems, from modern cloud deployments to legacy and embedded devices. By eliminating the need for endpoint agents, Sandfly ensures minimal performance impact and enhanced system stability. Its features include advanced threat detection, SSH key and password monitoring, drift detection, and seamless integration with existing security infrastructures. Sandfly's solution addresses the challenges of securing diverse Linux environments by offering instant deployment, broad compatibility, and proactive threat hunting capabilities. Key Features and Functionality: - Agentless Deployment: Provides security without installing agents on endpoints, ensuring system performance and stability. - Advanced Threat Detection: Targets attack tactics rather than relying solely on signature-based methods. - SSH Key and Password Monitoring: Tracks SSH credentials and audits for weak passwords to prevent unauthorized access. - Drift Detection: Alerts users to unauthorized changes on any Linux system, enhancing security posture. - Seamless Integration: Integrates with existing security stacks, including SIEMs, SOARs, and ticketing systems. Primary Value and Problem Solved: Sandfly Security addresses the critical need for effective Linux system protection without the drawbacks of traditional agent-based solutions. By offering an agentless approach, it ensures compatibility across various Linux distributions and architectures, minimizes performance impacts, and simplifies deployment. This solution empowers organizations to detect and respond to threats swiftly, safeguarding critical infrastructure and sensitive data.

Who Is the Company Behind Sandfly Security?

SNOK

Industrial cybersecurity. Secure-NOK provides innovative solutions to solve Industrial Cybersecurity needs.

Who Is the Company Behind SNOK?

  • Seller: SecureNok
  • Year Founded: 2010
  • HQ Location: Sandnes, NO
  • Twitter: @securenok
    71 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    17 employees on LinkedIn®

Syspeace

Syspeace is an intrusion detection and prevention system against brute force attacks on Microsoft Windows Servers. Syspeace is an intrusion protection software which most can afford regardless of business size, as well as easy to use regardless of computer experience. Syspeace is made for you, with the safety of every type of business in mind.

Who Is the Company Behind Syspeace?

  • Seller: Syspeace
  • Year Founded: 2012
  • HQ Location: Stockholm, SE
  • Twitter: @syspeace
    229 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Venusense Intrusion Prevention and Management System (IPS)

Venusense intrusion prevention system (IPS) can recognize and block attacks and viruses, such as the Web attack, worm, spy software, Trojan, overflow attack, database attack, advanced threat attack, and brute-force, which make up the deficiencies of deep prevention at the network layer.

Who Is the Company Behind Venusense Intrusion Prevention and Management System (IPS)?

Lauren Worth
LW
Researched and written by Lauren Worth
Updated October 3, 2024