Symantec Web Security Service

Cloud-delivered network security service enforces comprehensive internet security and data compliance policies, regardless of location or device.

Increasing web use, rapid cloud adoption, and greater numbers of mobile and remote users are exposing your network to additional risk. Symantec Web Security Service (WSS) is an indispensable line of defense against modern day cyber threats. It provides secure web services, enables enterprises to control access, protects users from threats, and secures their sensitive data.

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Your Data and Apps Are Moving to the Cloud – So Can Your Security

Advanced cloud and web security services to protect applications like Office 365

Moving to the cloud introduces new security and compliance risks, but it also enables tremendous new defensive strategies. Cloud-delivered network security adds flexibility and boosts performance, while protecting users with consistent threat prevention and data compliance policies—wherever they go.

Symantec Web Security Service delivers a broad set of advanced capabilities—including a secure web gateway (SWG), software defined perimeter, anti-virus scanning, sandboxing, web isolation, data loss prevention (DLP), and email security. As your users directly access the web, you can extend consistent policies that follow your sensitive data wherever it goes.

  • Secure Access Cloud – Apply Zero Trust Access to your IaaS applications
  • Web Isolation—Prevent websites from delivering zero-day malware to employees.
  • Symantec SD-Cloud Connector—Simply connect branch office locations to the Symantec cloud.
  • Symantec Endpoint Integrations – Symantec Endpoint Protection (SEP) and Symantec Endpoint Protection Mobile (SEP Mobile) can be added for complete laptop and mobile device protection.


For the 12th time*, Symantec is a Leader in Gartner’s Magic Quadrant for Secure Web Gateways.

Learn more about the Web Security landscape, growth drivers and challenges. And find out who the 2019 Leaders, Challengers, and Visionaries are.


12 Years Running* –– Symantec is a Top Player in the Radicati Corporate Web Security Market Quadrant Report

Top Players in the Radicati Market Quadrant shape the market with their technology and strategic vision. Download a complimentary copy of the 2019 Radicati Group Corporate Web Security Market Quadrant.

Consolidate Your Security Stack

Simplify with our cloud-delivered network security service

Don't waste time and effort stitching together point products. Instead, select a complete web and cloud security service that gives you the protection, threat prevention and compliance capabilities your business needs to stay secure. Our full arsenal of WSS technologies offers broad and deep protection.

  • Broad network security service with SWG, web isolation, anti-virus scanning, sandboxing, DLP, CASB, email security, and SD-WAN capabilities.
  • Innovative threat prevention to block more threats and minimize false positives.
  • Unparalleled DLP/DRM service to prevent exfiltration of sensitive or proprietary data.
  • Strong SSL inspection capability to find malware hidden in encrypted traffic.
  • Shadow IT control for more than 30,000 applications; set proxy policies to govern access to cloud applications, extending to a full CASB service.
  • Office 365 security enforces DLP and threat prevention security policies.

Security At Cloud Speed

Cloud Security Engineered for Performance and Availability

Fast access to the web and cloud applications give users the experience they demand, while Web Security Service delivers the security you need. Built-in acceleration technologies, like Content Peering and Optimized Connection Scaling for apps like Office 365, along with 50+ globally distributed local points of presence (POPs), provide fast and efficient secure web and cloud access.

  • 50+ Global POPs universally available to all customer.
  • 300+ Content Peering partnerships with top cloud providers.
  • Advanced optimization and acceleration.
  • High Availability, fully redundant infrastructure (within and between POPs).
  • TCP scaling deliver optimal user experience.
  • A global telco-grade network backbone with 3rd party monitoring.
  • Proactive, intelligent self-healing capabilities built into monitoring systems.


Strong, Central Web and Cloud Access Governance

Consistently apply network security policies across web and cloud applications

Protect users with web and cloud security services that connect all devices to distributed, global data centers for reliable, high-performance, local service. Configure and enforce powerful web and cloud application access-control policies.

  • Set policies based on website content-based classifications and threat risk levels.
  • Classify URLs in 70 categories covering more than 55 languages.
  • Authenticate users and enforce user, group, and location-based security controls.
  • Control employee access to Shadow IT cloud apps (unsanctioned cloud applications).
  • Enable application-level point-to-point connectivity, cloaking all resources from the end-user devices and the internet

Protect Users from Threats Hiding in Encrypted Web and Cloud Traffic

Advanced proxy architecture delivers SWG and Advanced Threat Protection capabilities

Symantec Web Security Service protects your organization from cyber attacks using an advanced proxy architecture that terminates, inspects, and controls high volumes of web and cloud traffic, even when it's SSL/TLS encrypted. Our proxy architecture combats advanced threats, secures your information, and protects your users wherever they go. It's built to meet the challenges of the Cloud Generation.

  • Advanced proxy architecture—Enforce granular threat inspection policies for encrypted web traffic and traffic from cloud apps such as Box and Office 365.
  • Browsing threat prevention/web isolation—Use isolation to combat the latest generation of threats targeting users' email and web browsing.
  • File threat prevention—Block high-risk and advanced threats with multilayer file inspection and customizable sandboxing.
  • Threat Risk Levels—Set web access policies based on a URL’s relative level of threat risk.

Industry leading NGFW security controls for all internet traffic

Cloud Firewall Service extends protection to all internet traffic, covering all ports and protocols

Simple, add-on to Web Security Service enables customers to manage non-web internet traffic in the cloud for all users, regardless of where they are located. This ensures consistent policies are applied and provides easy-to-access, centralized visibility and reporting on internet use.

Symantec Cloud Firewall Service allows you to:

  • Configure policy to block traffic based any TCP/UDP port
  • Set policy (allow/deny) based on authenticated User/Groups, as well as Source and/or Destination criteria
  • Use dashboards and reports to monitor data connections and traffic volume details (such as applications and protocols)

Simplify Connectivity for Main Office, Branch and Roaming Users

Quickly protect your users with integrated, cloud-delivered Web Security Service

Symantec provides simplified on-ramps to the Web Security Service, enabling your users to have secure web access wherever they are.

  • SD-Cloud Connector, based on advanced SD-WAN technology, gets your branch connection up and running quickly, with no IT expertise required.
  • Firewall and bandwidth control capabilities are included.
  • Running Symantec Endpoint Protection (SEP) on your endpoints? Use the SEP agent to redirect traffic to the Web Security Service for network security policy enforcement.
  • Web Security Service Agent is also available for businesses not using SEP, to securely direct mobile and laptop traffic to the Symantec cloud service.

Symantec 2019 Internet Security Threat Report

Our 123 million sensors record thousands of threat events per second from 157 countries and block 142 million threats daily. Use intel from the world’s largest civilian threat network to your advantage—download ISTR 24 now.

Introducing Symantec Integrated Cyber Defense Exchange (ICDx)

Reduce complexity and cost with built-in integrations and streamlined interoperability.

ICDx simplifies product integrations and accelerates customer time to value across the Symantec enterprise portfolio and the industry’s largest partner ecosystem.

  • Remove the friction for security teams when integrating Symantec and third-party products
  • Enhance visibility from a unified view of events across Symantec products for searching, dashboards and reporting
  • Prepare higher quality cyber data to forward to SIEM and other SOC tools enhancing analytics and alerts
  • Speed responses to critical incidents with orchestrated actions targeting multiple Symantec products

Web Security Service Demo Videos

Watch these short videos to see key features and popular use cases in action.

Web Security Service Overview

Learn how Symantec’s cloud-based WSS solution enables advanced security and compliance without compromising application or network performance, or the experiences of your users.

Acceptable Use Policy

Now you can block visits to specific sites, block searches or site visits based on categories of sites, allow users to understand why they were blocked, and assign policies by user or user groups all through Web Security Service.

Threat Protection and Isolation

View this video for an overview of how Symantec WSS Threat Protection and Isolation capabilities help provide Web browser isolation, content analysis, malware analysis, and sandbox execution.

Symantec Endpoint Protection Redirect

See how seamless integration between Symantec Secure Endpoint Protection and WSS delivers unparalleled protection capabilities for your data and devices.

CloudSOC CASB Integration

By combining the power of Symantec CloudSOC and Symantec WSS, you can block or isolate questionable or unknown content, help protect your users from malware and scams, define policies to keep your network and users safe, and prevent detected Social Security numbers from being sent or received.

Web Security Service Reporting

Reporting capabilities embedded in Symantec WSS help you understand what’s going on throughout your network. See how you can select from pre-built reports and create and distribute customized reports.

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Additional Products

  • Malware Analysis Service

    Symantec’s cloud-delivered Malware Analysis Service uses threat intelligence, behavioral analysis, and sandboxing to provide scalable inline protection against zero-day, targeted, and advanced malware threats.

  • Mobile Device Security Service

    Symantec’s cloud-delivered Mobile Device Security Service brings enterprise-grade threat protection and policy controls to mobile devices, no matter where your employees are using them

  • Data Loss Prevention

    Discover, monitor and protect your sensitive data with the best-in-class data loss prevention (DLP).

  • Global Intelligence Network

    Symantec’s Global Intelligence Network delivers real-time threat information, content classification and comprehensive threat-blocking capabilities.

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