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Zscaler Internet Access Overview and Features

Apr 25, 2025

Zscaler Internet Access

Overview

  • AI-powered security service edge for all users, apps, and locations.
  • Prevents cyberthreats and data loss using AI, leveraging 500 trillion daily threat signals from a large security cloud.
  • Provides a fast internet and SaaS experience, boosting productivity and agility.
  • Offers 139% ROI by replacing costly appliances with a cloud-native zero trust platform.

Modern Security Challenges

  • Legacy hub-and-spoke security architectures are outdated in cloud- and mobile-first environments.
  • Current threats include ransomware, encrypted threats, and supply chain attacks.
  • Need for a cloud-native solution that reduces risk and complexity while enabling business flexibility.

Zscaler Internet Access Features

  • Part of the Zscaler Zero Trust Exchange, offering secure web gateway leadership.
  • Scalable, resilient SaaS cloud platform eliminating legacy network solutions.
  • Provides threat protection based on identity and context, with a direct-to-cloud architecture for a fast user experience.
  • Inline inspection of all traffic, including SSL decryption, using AI-powered services.
  • Simplified management with cloud-native solutions and automation.

Integrated Services

  • Secure Web Gateway: Protects against malware and advanced attacks.
  • Cloud Access Security Broker (CASB): Ensures compliance and protects data in SaaS and IaaS environments.
  • Data Loss Prevention (DLP): Protects data in motion with advanced inspection techniques.

Recognition

  • Zscaler named a Leader in the 2024 Gartner Magic Quadrant for Security Service Edge.

Additional Security Features

  • Firewall & Cloud IPS: Extends protection to all ports and protocols.
  • Sandboxing: AI-driven quarantine for new and elusive malware.
  • Cloud Browser Isolation: Prevents data loss by isolating web interactions.
  • DNS Security: Optimizes security and performance globally.

Key Components

  • Zero Trust Branch Connectivity: Connects users and devices securely without patchwork security tools.
  • DNS Filtering: Controls and blocks malicious DNS requests.
  • Web Isolation: Streams safe content to users' browsers.
  • Digital Experience Monitoring: Provides a unified view for troubleshooting performance issues.

Platform Features

  • Flexible Connectivity: Various options including Zscaler Client Connector, GRE/IPsec tunnels, and Cloud Browser Isolation.
  • Cloud-delivered Deployment: Fully cloud-native with role-based access control for data privacy.
  • Direct Peering: Ensures fast traffic paths with internet and SaaS providers.

Service Level Agreements

  • 99.999% availability, <100 ms proxy latency, 100% virus capture rate.

Supported Platforms

  • Broad support for major operating systems and virtualization platforms.

Zscaler Internet Access Editions

  • Multiple editions offering various levels of threat protection, data protection, and digital experience monitoring.
  • Licensing is per user with potential variability based on product specifics.

Part of Zero Trust Exchange

  • Provides fast, secure connections using a zero trust model, ensuring least-privileged access.

Notable Mention

  • Ken Athanasiou from AutoNation appreciates Zscaler for preventing ransomware impacts.