No more typing reviews! Try our Samantha, our new voice AI agent.

Zscaler Cloud Firewall pros and cons

Vendor: Zscaler

4.1 out of 5

19 reviews
93% willing to recommend

Pros & Cons summary

Zscaler Cloud Firewall is highly configurable and flexible, facilitating easy deployment without licenses or procurement. It offers comprehensive security features such as IPS, DLP, and sandboxing, ensuring a safe environment against cyber threats. Scalable protection is achieved through effective IP blocking and advanced tech such as Cloud Sandbox. Inadequacies include lack of intra-site segmentation, limited rule flexibility, and issues with ID-based policies affecting internet access levels and traffic management within branch offices.

Buyer's Guide

Get pricing advice, tips, use cases and valuable features from real users of this product.

Prominent pros & cons

PROS

Zscaler Cloud Firewall is highly configurable and offers flexibility, making it easy to deploy and operate without dealing with licenses, quotes, or procurement.

Zscaler Cloud Firewall provides comprehensive security features like sandboxing, IPS, web security, CASB, DLP, and effective protection against various cyber threats, ensuring a safe environment.

Zscaler Cloud Firewall offers scalable protection, enabling blocking of malicious and unauthorized IPs and sites, and provides advanced tech protection such as Cloud Sandbox.

Zscaler Cloud Firewall ensures in-depth visibility into the network, effectively filtering and securing traffic through multiple layers of protection, which is valued for troubleshooting purposes.

Zscaler Cloud Firewall is recognized as a leading vendor in the cloud space, providing reliable and effective customer support, which positively impacts workflow and organizational security.

CONS

Because Zscaler Cloud Firewall operates on the cloud, it doesn't allow the application of extra settings.

Web browser isolation is not currently provided by Zscaler Cloud Firewall, unlike some other solutions like Menlo.

Zscaler Cloud Firewall's policy and package flexibility could be improved, particularly in rule creation and inspection visibility.

Zscaler Cloud Firewall does not provide intra-site segmentation, leading to inadequate traffic flow management within branch offices.

There are issues with organizational ID-based policies resulting in incorrect internet access levels.

Zscaler Cloud Firewall Pros review quotes

Director at Aquila ICT Solutions

Sep 19, 2025

The centralized management console, also referred to as the Zscaler dashboard, impacts the ability of my customers to respond to security incidents significantly, and clients are really happy with using it, which motivates them to keep using Zscaler Cloud Firewall because they enjoy the GUI.

Read full review

reviewer2641644

IT Security at a manufacturing company with 11-50 employees

Jan 13, 2025

Since it is really customizable, I can use it and avoid enabling access to the full network.

Read full review

KG

Cyber Security Architect at Accenture

Mar 27, 2025

The technical support from Zscaler was excellent.

Read full review

Zscaler Cloud Firewall

Free Report: Zscaler Cloud Firewall Reviews and More

Learn what your peers think about Zscaler Cloud Firewall. Get advice and tips from experienced pros sharing their opinions. Updated: April 2026.

893,221 professionals have used our research since 2012.

Network Manager Admin at Yamaha

May 27, 2024

If malicious traffic attacks our on-premises servers, then it gets blocked by Zscaler Cloud Firewall.

Read full review

Vikram Srirama.

Deputy General Manager at Sagility

Nov 9, 2023

Zscaler Cloud Firewall understands the applications in the current generation and adapts to the present generation cloud applications.

Read full review

Director at Aquila ICT Solutions

Oct 6, 2023

It provides in-depth visibility into your network, ensuring that traffic flowing into your organization, be it from offices or individual users, is effectively filtered and secured through multiple layers of protection.

Read full review

Shailesh Sachan

Security Operations Centre Lead at Syngenta

Aug 11, 2023

Zscaler provides effective protection against various cyber threats ensuring a safe environment

Read full review

PK

Prabhukumar-Karunanthi

Sr.technical consultant at Navigator Systems Prt. Ltd.

Nov 17, 2023

The product’s firewall and VPN package are fantastic compared to any other solution.

Read full review

Senior Consultant at OPTIV

Oct 27, 2023

The visibility and log availability offered are highly valued for troubleshooting purposes, and this is a key factor driving customer interest in the firewall module.

Read full review

CS

Java Software Engineer at a computer software company with 5,001-10,000 employees

Jul 4, 2023

It is a stable solution.

Read full review

Show 9 more reviews (out of 19)

Zscaler Cloud Firewall Cons review quotes

Director at Aquila ICT Solutions

Sep 19, 2025

One area for improvement lies in their customer service, which feels less ideal for a premium product. The response and support are sometimes inadequate, which detracts from the overall experience of an otherwise impressive solution.

Read full review

reviewer2641644

IT Security at a manufacturing company with 11-50 employees

Jan 13, 2025

I don't have the visibility of a control dashboard or a network management system.

Read full review

KG

Cyber Security Architect at Accenture

Mar 27, 2025

There are several areas for improvement. Firstly, the GUI is outdated, with noticeable lags and delays, especially when generating reports for past transactions.

Read full review

Zscaler Cloud Firewall

Free Report: Zscaler Cloud Firewall Reviews and More

Learn what your peers think about Zscaler Cloud Firewall. Get advice and tips from experienced pros sharing their opinions. Updated: April 2026.

893,221 professionals have used our research since 2012.

Network Manager Admin at Yamaha

May 27, 2024

Apart from the issues associated with the product in areas like the DC performance issues and DC failover, Zscaler Cloud Firewall's IP should not have a proxy IP.

Read full review

Vikram Srirama.

Deputy General Manager at Sagility

Nov 9, 2023

Zscaler Cloud Firewall should have a better understanding of all dynamic cloud applications.

Read full review

Director at Aquila ICT Solutions

Oct 6, 2023

When it comes to customer support, there is room for improvement in Zscaler's service.

Read full review

Shailesh Sachan

Security Operations Centre Lead at Syngenta

Aug 11, 2023

They do not provide a few components that are fundamental to differentiate the products

Read full review

PK

Prabhukumar-Karunanthi

Sr.technical consultant at Navigator Systems Prt. Ltd.

Nov 17, 2023

Pricing is a challenge.

Read full review

Senior Consultant at OPTIV

Oct 27, 2023

Instead of the standard license, they should certainly provide customers with the visibility to access and view the logs.

Read full review

CS

Java Software Engineer at a computer software company with 5,001-10,000 employees

Jul 4, 2023

Its technical support services could be better.

Read full review

Show 9 more reviews (out of 19)

Product Categories

Product Categories

Popular Comparisons

Popular Comparisons

Fortinet FortiGate vs Zscaler Cloud Firewall

Netgate pfSense vs Zscaler Cloud Firewall

Sophos Firewall vs Zscaler Cloud Firewall

OPNsense vs Zscaler Cloud Firewall

Cisco Secure Firewall vs Zscaler Cloud Firewall

Palo Alto Networks NG Firewalls vs Zscaler Cloud Firewall

Check Point Quantum Force (NGFW) vs Zscaler Cloud Firewall

Check Point Harmony SASE (formerly Perimeter 81) vs Zscaler Cloud Firewall

Azure Firewall vs Zscaler Cloud Firewall

Check Point Cloud Firewall (formerly CloudGuard Network Security) vs Zscaler Cloud Firewall

Fortinet FortiGate-VM vs Zscaler Cloud Firewall

Palo Alto Networks VM-Series vs Zscaler Cloud Firewall

Forcepoint Next Generation Firewall vs Zscaler Cloud Firewall

Sangfor NGAF vs Zscaler Cloud Firewall

Untangle NG Firewall vs Zscaler Cloud Firewall

See all alternatives

Product Categories

Product Categories

Popular Comparisons

Popular Comparisons

Fortinet FortiGate vs Zscaler Cloud Firewall

Netgate pfSense vs Zscaler Cloud Firewall

Sophos Firewall vs Zscaler Cloud Firewall

OPNsense vs Zscaler Cloud Firewall

Cisco Secure Firewall vs Zscaler Cloud Firewall

Palo Alto Networks NG Firewalls vs Zscaler Cloud Firewall

Check Point Quantum Force (NGFW) vs Zscaler Cloud Firewall

Check Point Harmony SASE (formerly Perimeter 81) vs Zscaler Cloud Firewall

Azure Firewall vs Zscaler Cloud Firewall

Check Point Cloud Firewall (formerly CloudGuard Network Security) vs Zscaler Cloud Firewall

Fortinet FortiGate-VM vs Zscaler Cloud Firewall

Palo Alto Networks VM-Series vs Zscaler Cloud Firewall

Forcepoint Next Generation Firewall vs Zscaler Cloud Firewall

Sangfor NGAF vs Zscaler Cloud Firewall

Untangle NG Firewall vs Zscaler Cloud Firewall

See all alternatives

Related questions

139

What do you recommend for a corporate firewall implementation?

210

Comparison of Barracuda F800, SonicWall 5600 and Fortinet

225

Sophos XG 210 vs Fortigate FG 100E

154

Which is the best network firewall for a small retailer?

222

When evaluating Firewalls, what aspect do you think is the most important to look for?

169

Cyberoam or Fortinet?

536

Fortinet, Palo Alto or Check Point?

102

If you could go back, would you change your decision to buy that firewall and why?

111

Sophos XG vs Fortigate UTM

98

Can you recommend a solution to replace Cyberoam 200ing Firewall?