Best Intrusion Detection and Prevention Systems (IDPS) - Page 6

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)

Zscaler Zero Trust Firewall

Zscaler Zero Trust Firewall is a cloud-delivered security solution that extends firewall protection to all users, devices, and locations by implementing Zero Trust principles. Unlike traditional firewalls, this solution does not rely on physical appliances or network boundaries—instead, it integrates into the Zscaler Zero Trust Exchange, providing advanced, identity-based traffic filtering and protection for modern cloud and hybrid environments. This globally distributed firewall provides comprehensive Layer 7 inspection, enabling granular control, deep visibility, and real-time threat prevention across all internet and application traffic. By enforcing dynamic policies based on user identity, device posture, location, and context, Zscaler Zero Trust Firewall secures connections while eliminating risks like lateral movement and network exposure. Key Features and Benefits: • Cloud-Delivered Scalability: Provides enterprise-grade firewall protection without the limitations of legacy appliance-based firewalls. • Zero Trust Architecture: Enforces strict user and application segmentation to minimize the attack surface. • Layer 7 Inspection: Offers deep packet inspection to identify and block malicious application and internet traffic. • Integrated Threat Prevention: Leverages advanced security tools like intrusion detection/prevention (IDPS) and sandboxing to block sophisticated threats. • Dynamic Policies: Adapts access permissions and filtering rules based on identity, device posture, and real-time risk assessment. • Simplified Management: Reduces complexity with centralized cloud-based policy enforcement across global deployments. Designed for modern enterprises embracing digital transformation, Zscaler Zero Trust Firewall delivers robust, scalable security that protects users and applications seamlessly, wherever work happens. This solution is trusted by organizations worldwide to ensure safe connectivity while aligning with Zero Trust security strategies."

Who Is the Company Behind Zscaler Zero Trust Firewall?

  • Seller: Zscaler
  • Year Founded: 2008
  • HQ Location: San Jose, California
  • Twitter: @zscaler
    17,676 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    9,150 employees on LinkedIn®
  • Ownership: NASDAQ:ZS
Lauren Worth
LW
Researched and written by Lauren Worth
Updated October 3, 2024