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Zscaler Internet Access pros and cons

Vendor: Zscaler
4.2 out of 5
Badge Leader

Pros & Cons summary

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Prominent pros & cons

PROS

Zscaler Internet Access offers excellent website filtering, providing protection against malware in regions prone to web attacks.
This scalable and stable solution improves overall security posture, reducing cyberattacks and enhancing visibility into internet traffic.
The initial setup of Zscaler Internet Access is straightforward, and its cloud-based architecture eliminates the need for on-premises hardware, enhancing performance for remote users.
Zscaler Internet Access provides valuable data loss prevention features, effectively stopping sensitive information from being leaked unintentionally.
The cloud-native proxy architecture minimizes latency and consolidates multiple technologies, making Zscaler Internet Access cost-effective and enhancing ROI.

CONS

Zscaler Internet Access pricing is considered high, making it less affordable compared to other options in the market.
Integration with other applications is lacking and requires better development.
User-based or role-based access needs improvement for more adaptability in adopting Zscaler Internet Access.
Technical support and the response model need enhancements for resolving complex outages efficiently.
The performance is affected when additional controls are added, causing operational bottlenecks.
 

Zscaler Internet Access Pros review quotes

Mohan Janarthanan - PeerSpot reviewer
Associate Vice President at Novac Technology Solutions
Aug 26, 2025
Zscaler Internet Access has positively impacted our organization as we have noticed substantial outputs and income, improved our security environment control and endpoint protection, and it prevents numerous web attacks through its AI/ML incorporated capability which identifies malware, threats, and viruses.
VikasTiwari - PeerSpot reviewer
Senior Network Engineer at Anthology
Jan 7, 2026
Zscaler Internet Access has positively impacted my organization by reducing the dependency on on-premises hardware and improving security posture, enabling faster user onboarding, and providing better performance for remote users.
NK
Soc Analyst at a tech vendor with 10,001+ employees
Jun 17, 2026
Zscaler Internet Access has positively impacted our organization by improving our overall security posture, providing better visibility into the internet traffic our employees access, and protecting users from web-based threats such as phishing websites, malicious downloads, and suspicious sites.
Learn what your peers think about Zscaler Internet Access. Get advice and tips from experienced pros sharing their opinions. Updated: June 2026.
904,748 professionals have used our research since 2012.
FH
Product Owner at a financial services firm with 501-1,000 employees
Nov 27, 2025
Zscaler Internet Access gives visibility, which is important to have, and the fact that it is usable everywhere is a significant advantage.
reviewer1613577 - PeerSpot reviewer
Cloud Advisory Senior Manager at a tech consulting company with 10,001+ employees
Aug 4, 2025
The most valuable features of Zscaler Internet Access include its capacity to scale, the security implementation capabilities, the ability to integrate public IPs related to clients so traffic presents on the internet as a client, and the facility to interoperate with SSEs while maintaining the same security mechanisms from on-premises to cloud environments.
PG
Group IT Manager at a wholesaler/distributor with 10,001+ employees
Dec 12, 2024
The most valuable feature for me is the ability to see how my network and traffic looks with modules like analytics and insights.
TJ
Principle Cloud Architect at a tech services company with 11-50 employees
May 2, 2025
Zscaler Internet Access is less expensive than competitors like Palo Alto, offering a premium service justified by security enhancements and cost-effective scalability.
AshwaniTyagi - PeerSpot reviewer
Regional Manager at Orange
Sep 10, 2024
The solution's most valuable features are its reliability and availability, measured by the number of ports it offers.
ShanavasVK - PeerSpot reviewer
Consultant at Allwyn
May 22, 2024
The product's initial setup phase is a bit easy, as one doesn't need high technical expertise.
AA
Service And Contract Manager at Colt Technology Services
Aug 7, 2025
Zscaler Internet Access integrates effectively, especially with the high-level IP services.
 

Zscaler Internet Access Cons review quotes

Mohan Janarthanan - PeerSpot reviewer
Associate Vice President at Novac Technology Solutions
Aug 26, 2025
The admin console needs improvement as it loads slowly and sometimes takes two to five minutes to open.
VikasTiwari - PeerSpot reviewer
Senior Network Engineer at Anthology
Jan 7, 2026
The admin UI and documentation for Zscaler Internet Access could be more intuitive for new users, specifically during initial rollout and advanced policy design.
NK
Soc Analyst at a tech vendor with 10,001+ employees
Jun 17, 2026
Regarding improvements in Zscaler Internet Access, the admin console can sometimes be slow, particularly when navigating through reports or policy configuration.
Learn what your peers think about Zscaler Internet Access. Get advice and tips from experienced pros sharing their opinions. Updated: June 2026.
904,748 professionals have used our research since 2012.
FH
Product Owner at a financial services firm with 501-1,000 employees
Nov 27, 2025
With the pricing structure that they currently have, it is only for big customers.
reviewer1613577 - PeerSpot reviewer
Cloud Advisory Senior Manager at a tech consulting company with 10,001+ employees
Aug 4, 2025
The scalability of Zscaler Internet Access rates at 7-8 in the majority of cases. However, I am currently working with a client that requires very high internet throughput, which has been challenging.
PG
Group IT Manager at a wholesaler/distributor with 10,001+ employees
Dec 12, 2024
One feature I am missing is the ability to connect automatically to internal monitoring systems.
TJ
Principle Cloud Architect at a tech services company with 11-50 employees
May 2, 2025
The response time and engagement model for technical support could be improved to handle complex outages more efficiently.
AshwaniTyagi - PeerSpot reviewer
Regional Manager at Orange
Sep 10, 2024
The solution's technical support needs to be improved, especially by offering a better support structure for different geographical areas.
ShanavasVK - PeerSpot reviewer
Consultant at Allwyn
May 22, 2024
The deployment process of Zscaler Cloud Connector needs to be more user-friendly.
AA
Service And Contract Manager at Colt Technology Services
Aug 7, 2025
For the stability of Zscaler Internet Access, I would recommend it, but for the price, I think it's too expensive.