Technical Review by
Laura Iannini
Web content filtering protects your network from malicious sites and enforces acceptable use policies, but the wrong tool either blocks legitimate business traffic or lets threats through. The market spans lightweight DNS-only filters, on-prem proxy appliances, and enterprise secure web gateways bundled into full SASE platforms.
The first decision is whether you need a standalone point solution or filtering built into a broader security platform. Organizations with hybrid workforces and distributed cloud infrastructure need different capabilities than teams managing a traditional corporate network from a single perimeter.
We evaluated 12 web content filtering solutions across cloud, on-prem, and hybrid deployments, looking at filtering accuracy, performance impact, deployment complexity, and integration with existing security stacks. We also reviewed customer feedback to see whether these platforms deliver without adding operational overhead. Performance impact, support quality, and ease of policy tuning varied widely across the field.
This guide matches each solution to the use cases where it performs best, so you can pick filtering that strengthens security without slowing your team down.
Web content filtering controls which websites your employees can access during work. It blocks dangerous sites that contain malware or phishing, and it restricts access to categories of content your organization considers inappropriate or risky. Filtering can happen at the DNS level (blocking domains before they load), at the proxy level (inspecting the actual traffic), or both. The goal is to protect your network from web-based threats while enforcing your acceptable use policies.
Web content filtering operates across multiple layers of the network stack. At the DNS layer, platforms intercept domain resolution requests and evaluate them against threat feeds and content category databases before returning the DNS response. At the proxy layer, full HTTP/HTTPS inspection analyzes the actual content of web requests, enabling deeper threat detection, application-level controls, and data loss prevention. SSL/TLS inspection is critical for proxy-based approaches since over 90% of web traffic is now encrypted. Modern platforms combine both approaches, using DNS filtering as a fast first layer and proxy inspection for deeper analysis of risky or uncategorized traffic. AI and machine learning classification have become essential for catching newly registered domains and zero-day phishing pages that static blocklists miss. Enterprise platforms increasingly converge content filtering with CASB, DLP, and ZTNA under the Security Service Edge (SSE) framework.
This table compares the 12 web content filtering platforms we reviewed across architecture and key capabilities.
| Product | Best For | Architecture | SSL/TLS Inspection | DLP Included | AI Classification |
|---|---|---|---|---|---|
|
ThreatLocker Web Control
|
DNS-free integrated endpoint filtering
|
Agent-based
|
No
|
No
|
Yes
|
|
Barracuda Web Security Gateway
|
SMBs needing granular policy controls
|
Appliance / Cloud
|
Yes
|
No
|
Yes
|
|
Broadcom Symantec WebFilter
|
Large enterprises needing deep URL categorization
|
Cloud / Appliance
|
Yes
|
No
|
Yes
|
|
Cisco Umbrella
|
DNS-layer threat prevention at scale
|
Cloud DNS + Proxy
|
Yes
|
No
|
Yes
|
|
Cloudflare Gateway
|
Low-latency distributed filtering
|
Cloud (Edge)
|
Yes
|
No
|
Yes
|
|
DNSFilter
|
MSPs and SMBs needing fast DNS filtering
|
Cloud DNS
|
No
|
No
|
Yes
|
|
Forcepoint ONE Web Security
|
Compliance-driven DLP with filtering
|
Cloud SSE
|
Yes
|
Yes
|
Yes
|
|
Fortinet FortiGuard
|
Fortinet ecosystem URL filtering
|
Firewall-integrated
|
Yes
|
No
|
Yes
|
|
Netskope Next Gen SWG
|
Enterprise SASE with deep category depth
|
Cloud SSE
|
Yes
|
Yes
|
Yes
|
|
Proofpoint Web Security
|
People-centric filtering with email integration
|
Cloud
|
Yes
|
Yes
|
No
|
|
TitanHQ, powered by CyberSentriq
|
SMBs, MSPs, and education environments
|
Cloud DNS
|
No
|
No
|
Yes
|
|
Zscaler Internet Access
|
Enterprise zero trust with full SSL inspection
|
Cloud Proxy
|
Yes
|
Yes
|
Yes
|
We evaluated 12 web filtering platforms across cloud, hybrid, and on-premises deployments, covering DNS filtering accuracy, policy granularity, encryption handling, reporting depth, and deployment complexity. This guide was researched and written by Alex Zawalnyski, with technical review by Laura Iannini. Read our full methodology
ThreatLocker Web Control is a web filtering solution within the ThreatLocker Zero Trust Endpoint Protection Platform. Unlike most web filters, it doesn’t rely on DNS, which means it avoids the certificate errors and frustrating error pages typically associated with DNS-based filtering. The platform simplifies access control, blocks malicious sites, and supports compliance without third-party tools.
We rate ThreatLocker Web Control highly for its integration within the wider ThreatLocker platform and the flexibility of agent or agentless deployment. The fact that it doesn’t rely on DNS filtering is a strong differentiator, avoiding the error pages that frustrate users with other solutions. We think it’s a strong fit for businesses looking for a unified, easy-to-deploy web filtering solution that protects against phishing and maintains compliance. A 30-day trial is available.
Best for SMBs needing granular policy control over internet access
Barracuda Web Security Gateway is a web content filtering and malware protection platform built for SMBs that need granular policy control over internet access. We think the policy engine is where this product stands out; admins can set internet access rules by user, group, time of day, and bandwidth usage, which gives you the specificity needed when different departments have different risk profiles. It ships as both a cloud-based and virtual appliance option.
Long-term customers in healthcare and enterprise environments praise the consistency of Barracuda’s filtering and the range of their product ecosystem. Several organizations started with one Barracuda product and expanded across the portfolio. The reporting tools get positive marks for providing clear visibility into user activity, which supports GDPR, PCI DSS, and HIPAA compliance requirements.
We think Barracuda fits SMBs that want strong web filtering with detailed reporting and don’t need a standalone cloud-native proxy. The remote user agent and Chromebook extension make it practical for distributed teams and education environments. Organizations looking to get the most value should consider the broader Barracuda product suite, as the ecosystem integration is where the platform really delivers.
Best for Large enterprises needing deep URL categorization at scale
Symantec, now part of Broadcom, is a Gartner Magic Quadrant leader in cloud-based web security and holds the largest market share among SWG vendors. Their Web Security Service combines a Secure Web Gateway with browser isolation in a single platform. URL filtering covers billions of websites across 80+ categories, including 12 security-specific ones, each with reputation ratings for precise policy enforcement. The service is compatible with Microsoft 365, with separate policies configurable per application. This is built for large organizations that need deep URL categorization and real-time threat intelligence at scale; it is not an SMB play.
Education and enterprise customers highlight the access control and background threat detection as practical daily tools. The platform runs continuously without requiring user interaction, which keeps disruption low for end users. Something to be aware of is that customers report system performance slows noticeably during reboots and background scanning activity. Some customer feedback also flags that customization options are limited, particularly for advanced policy and integration needs.
We think Symantec WebFilter fits large enterprises and education environments that need mature, scalable web filtering with a strong intelligence network behind it. The deployment flexibility across cloud, on-premises, and virtual appliance gives infrastructure teams options. If you need extensive customization or run resource-constrained endpoints, factor in the performance overhead and current customization limits before committing.
Best for Enterprise DNS-layer threat prevention at scale
Cisco is a global network and security vendor, and Cisco Umbrella is their cloud-based Secure Web Gateway. Umbrella is available across four tiers, DNS Essentials, DNS Advantage, SIG Essentials, and SIG Advantage, consolidating DNS security, a Secure Web Gateway, firewall as a service, and cloud access security broker functionality in a single console called the Umbrella Secure Internet Gateway. Admins can monitor and configure protection across all of these areas from one management portal. Umbrella also includes integrated threat response so that security teams can investigate the root cause of security incidents and reduce repeat attacks. It is worth noting that Cisco is actively transitioning Umbrella into Cisco Secure Access, its next-generation SSE platform, so buyers should clarify the product roadmap before committing.
Customers across banking, construction, and telecom consistently praise the DNS security and audit logging. Teams running distributed workforces highlight that the cloud-based model works equally well for remote and on-premises users without extra configuration. With that said, some customers flag that SSL inspection can cause connectivity issues in certain environments, and the management console feels dated with limited UI improvements over the years.
We think Umbrella fits mid-to-large enterprises that want DNS filtering, SWG, CASB, and ZTNA consolidated under one platform. If you already run Cisco networking infrastructure, the integration is a natural fit. Organizations looking for a standalone web content filter without the broader SASE features may find more platform than they need. Given the transition to Cisco Secure Access, we’d recommend confirming the migration timeline with your Cisco account team.
Best for Low-latency distributed filtering for SMBs and enterprises
Cloudflare Gateway is a cloud-native secure web gateway built into Cloudflare’s broader SSE and SASE platform, Cloudflare One. We think the performance story is what separates Gateway from the pack for content filtering; DNS and HTTP/HTTPS filtering runs at the edge across Cloudflare’s global network in over 330 cities, which keeps latency low even for distributed teams. A free tier is available for small teams, with paid plans starting at $7 per user per month.
Customers using the broader Cloudflare platform praise the consistency of policy enforcement across web and API traffic. Deployment is straightforward for teams already in the Cloudflare ecosystem, and the single-pane management view reduces tool sprawl. Something to be aware of is that advanced configurations require deeper platform knowledge, and documentation gaps exist for complex scenarios. That learning curve is worth factoring into your rollout timeline, especially if your team is new to Cloudflare.
We think Cloudflare Gateway fits two audiences: SMBs that want free or low-cost content filtering for small teams, and enterprises already investing in Cloudflare’s ecosystem. The global edge network and TLS inspection performance are the strongest differentiators. If you need a simple standalone web filter, this platform carries more complexity than necessary. For teams building a full SSE strategy, the integration depth is where the value sits.
Best for MSPs and SMBs needing fast, lightweight DNS-layer protection
DNSFilter is a cloud-based DNS filtering platform that blocks malicious content at the DNS layer in real time. We think this is one of the strongest options for MSPs and SMBs that need lightweight, fast DNS-layer protection without the overhead of a full SWG or SASE platform. The platform serves over 35 million monthly users through 2,100 MSP partners, including members of the Fortune 500, and 53% of customers get up and running within a single day. DNSFilter’s Global Anycast network makes the solution highly scalable, protecting organizations from SMBs through to large global enterprises.
MSP engineers consistently praise the multi-tenant management and global policy controls. Managing filtering across dozens of customer environments from one console saves significant operational time. The low false-positive rate means minimal end-user disruption once policies are tuned. Something to be aware of is that customer-level policy exceptions require workarounds that complicate global management, and multi-tenant switching for domain allow lists needs workflow improvements.
We think DNSFilter is a strong fit for MSPs and SMBs that need DNS-layer protection that deploys fast and stays out of the way. The ML-driven threat detection and deployment speed are the core strengths. If you need deep traffic inspection beyond DNS, this won’t replace a full secure web gateway. As a first line of defense that runs quietly and deploys in under an hour, it fills that role well.
Best for Enterprises where compliance and DLP are as important as threat prevention
Forcepoint ONE Web Security, formerly Websense, is a cloud-based Secure Web Gateway with built-in data loss prevention, zero trust network access, and remote browser isolation within the broader Forcepoint ONE platform. The solution is available as on-premises software, a cloud-based service, or a hybrid combination of the two, making it suitable for organizations at any stage of cloud migration. The management console supports reporting across all deployment environments. We think the integrated DLP is what sets this apart from other content filtering solutions; instead of layering separate tools for web filtering and data loss prevention, Forcepoint handles both in the same policy engine. This makes it a strong fit for enterprises where data protection is as important as threat prevention.
Customers in transportation, manufacturing, and IT services praise the modern interface and ease of initial setup. Teams highlight the value of consolidating multiple security services into one platform, reducing tool sprawl. With that said, customers note that the admin controls have a learning curve for new deployments, advanced data searches run slower than expected, and third-party integrations are more limited compared to other SWG platforms.
We think Forcepoint ONE Web Security works best for mid- to enterprise-sized organizations where compliance requirements around GDPR, HIPAA, or PCI DSS demand tight controls over what leaves your network. The integrated DLP approach and shadow IT discovery are strong differentiators. Organizations that only need basic web content filtering without data controls may find more platform than necessary.
Best for Enterprises running FortiGate infrastructure
FortiGuard URL Filtering is a cloud-based web filtering service within Fortinet’s AI-powered security portfolio. We think the AI-driven behavioral analysis is the core differentiator here; instead of relying solely on static URL lists, FortiGuard uses threat correlation and AI analysis to block ransomware, phishing, and credential theft in real time. This is a strong fit for enterprises already running FortiGate infrastructure that want URL filtering and content controls delivered through the same ecosystem.
Long-term customers in healthcare, manufacturing, and retail praise the real-time threat protection and the value of having URL filtering integrated into their existing Fortinet stack. The user-friendly console and platform integration are highlighted as operational strengths. Something to be aware of is that configuration complexity is the main friction point; initial setup and policy tuning require significant effort, especially for advanced features like SSL inspection and application control.
We think FortiGuard URL Filtering is a strong fit for organizations already invested in the Fortinet ecosystem. The integration with FortiGate and the broader security fabric means URL filtering works as a native extension, not a bolt-on. If you’re not running Fortinet infrastructure, the value proposition weakens since much of the benefit comes from ecosystem integration.
Best for Enterprises building a full SASE strategy with deep category depth
Netskope Next Gen Secure Web Gateway is a cloud-based web filtering solution within the Netskope One SASE platform. We were impressed by the category coverage; filtering spans 120+ content categories across 200+ countries, with ML-driven classification handling new and unknown content in real time across 70+ categories and 16 languages. This global reach makes it a strong contender for enterprises with workforces that cross borders.
Enterprise customers in automotive, defense, and IT services praise the unified platform approach and role-based policy controls. SOC teams highlight the real-time threat protection and DLP capabilities in hybrid environments. With that said, initial deployment and policy configuration require significant time and dedicated expertise. Some UI elements make detailed log access and custom reporting harder than expected, and the Netskope client occasionally disconnects during high-traffic periods.
We think Netskope fits enterprises building a full SASE strategy that need web content filtering as one component of a larger platform. The ML-driven classification and 120+ category depth are hard to match for global organizations. If you only need basic URL filtering, the platform complexity and cost will outweigh the benefits. For security teams consolidating SWG, CASB, and ZTNA into one stack, this is well worth evaluating.
Best for Enterprises already running Proofpoint email security
Proofpoint Web Security is a cloud-based secure web gateway within Proofpoint’s broader security platform. We think the people-centric reporting is what sets Proofpoint apart from other content filtering solutions; instead of just showing blocked URLs, the platform highlights high-risk users with detailed alerts and behavioral insights. That gives your security team context about who is most exposed, not just what got blocked. It is a strong fit for enterprises already invested in Proofpoint’s email security ecosystem.
Proofpoint customers across healthcare, manufacturing, and insurance consistently praise the support team’s responsiveness. Organizations already running Proofpoint’s email security highlight the value of a unified threat protection approach across email and web channels. Something to be aware of is that dashboard navigation and portal quirks create friction in day-to-day admin workflows, and administrative complexity requires time investment to master across the full platform.
We think Proofpoint Web Security works best for enterprises already running Proofpoint email security. The people-centric model adds real value when web threat data enriches what you already see from email. The browser isolation and DLP controls are strong standalone capabilities. If you’re not running Proofpoint email, the ecosystem benefits weaken and other SWG options offer broader standalone feature sets.
Best for SMBs, MSPs, and education environments
CyberSentriq (WebTitan) is a cloud-based DNS filtering platform built for SMBs and MSPs that need effective web protection without enterprise-grade complexity or pricing. We think the Active Directory integration is the standout; granular policies filter by network, group, user, or device, which makes it practical for environments with mixed age groups or role-based access needs. Libraries and education environments benefit from CIPA compliance built in.
Customers across education, financial services, and small businesses consistently praise the support team’s responsiveness and willingness to resolve issues quickly. The web interface gets strong marks for clarity and ease of navigation. Something to be aware of is that the OTG roaming client lacks smartphone and Linux device support, which limits coverage for mobile workforces. Some customers flag occasional false positives that require manual whitelisting of legitimate business domains.
We think CyberSentriq fits SMBs, MSPs, and education environments that need reliable DNS filtering without the overhead of a full SWG or SASE platform. The AD integration, granular group policies, and responsive support make it a practical choice for mixed-user environments. If you need deep traffic inspection or mobile device coverage, look at fuller SWG options. For straightforward DNS-layer protection with strong policy controls, CyberSentriq delivers.
Best for Enterprises replacing legacy hardware with zero trust architecture
Zscaler is a market leader in cloud-based web security, and their Internet Access solution is a cloud-native Secure Web Gateway within the Zscaler SSE platform. Zscaler Internet Access (ZIA) proxies and filters web traffic from head offices, branch locations, and mobile devices. The solution is FedRAMP Authorized, making it suitable for public sector and compliance-sensitive deployments. We think ZIA is one of the strongest options for enterprises replacing legacy on-premises security hardware with zero trust architecture; the proxy architecture inspects 100% of TLS/SSL traffic, eliminating the blind spots encrypted traffic creates in traditional gateway setups.
SOC analysts and system administrators praise the centralized cloud console for consistent policy enforcement across remote and on-site users. The VPN-free approach simplifies secure internet access for hybrid work environments. With that said, customers flag regional latency during peak times as a recurring issue. Global deployments require one to two months for full policy implementation, and legacy applications sometimes need additional configuration and exceptions.
We think ZIA fits mid- to large-sized enterprises committed to a full zero trust SSE strategy and ready to move away from legacy hardware. The full SSL inspection and AI-driven threat engine processing 400 billion daily transactions are the strongest capabilities in this product set. For large distributed workforces, including those with offices in the Middle East, Africa, and other underserved regions, the cloud-native architecture and 150+ global points of presence are where ZIA earns its position. If your organization needs a simpler web content filter or operates on a tight budget, the platform complexity and cost will outweigh the benefits.
Web content filtering pricing varies by vendor, architecture, and whether the product is standalone or bundled into a broader security platform. The prices below reflect publicly available starting points; contact vendors for enterprise quotes where noted.
| Product | Starting Price | Billing | Link |
|---|---|---|---|
|
ThreatLocker Web Control
|
Contact for quote (add-on to platform)
|
Annual
|
|
|
Barracuda Web Security Gateway
|
From ~$2,470/year (appliance)
|
Annual
|
|
|
Broadcom Symantec WebFilter
|
Contact for quote
|
Annual
|
|
|
Cisco Umbrella
|
Contact for quote
|
Annual
|
|
|
Cloudflare Gateway
|
Free (50 users); from $7/user/month
|
Monthly / Annual
|
|
|
DNSFilter
|
From $1/user/month
|
Monthly / Annual
|
|
|
Forcepoint ONE Web Security
|
Contact for quote
|
Annual
|
|
|
Fortinet FortiGuard URL Filtering
|
Contact for quote (requires FortiGate)
|
Annual
|
|
|
Netskope Next Gen SWG
|
Contact for quote
|
Annual
|
|
|
Proofpoint Web Security
|
Contact for quote
|
Annual
|
|
|
TitanHQ, powered by CyberSentriq
|
From ~$1/user/month
|
Monthly / Annual
|
|
|
Zscaler Internet Access
|
Contact for quote
|
Annual
|
|
These are the steps we recommend when evaluating and deploying web content filtering for your organization.
DNS filtering deploys fast and adds minimal latency but only blocks at the domain level; proxy inspection catches threats inside encrypted traffic but requires more deployment effort.
Attackers create new domains constantly; platforms with AI-powered classification catch threats that static blocklists miss entirely.
SSL inspection is essential for catching threats in encrypted traffic but can degrade performance; test before committing to production deployment.
Default settings rarely match your acceptable use policy; configuring upfront prevents legitimate business traffic from being blocked.
Visibility into blocking activity helps you tune policies, identify compromised devices, and demonstrate compliance to auditors.
Filtering that only works on-premises leaves remote employees exposed; confirm the platform enforces policies regardless of user location.
Filtering that works natively with your firewalls, identity provider, and SIEM reduces operational overhead; bolting on a separate tool adds management complexity.
Some platforms integrate data loss prevention directly into the filtering policy engine; others require separate DLP tools, which adds cost and complexity.
Per-client dashboards, policy isolation, and margin-friendly licensing are critical for service providers managing filtering at scale.
Piloting catches false positives, performance issues, and policy conflicts before they affect your entire workforce.
Your web filtering decision depends on whether you need lightweight DNS protection or thorough SWG capabilities bundled into broader security platforms.
For MSPs and smaller organizations, DNSFilter delivers fast deployment, multi-tenant management, and low false-positive rates without overwhelming complexity. Get running in under an hour.
If you’re managing diverse user populations and need granular policy controls, TitanHQ DNS Filtering, powered by CyberSentriq, stands out for Active Directory integration and responsive support. CIPA compliance makes it a natural fit for education environments.
For enterprises consolidating multiple security functions, Cisco Umbrella combines DNS filtering, secure web gateway, CASB, and ZTNA into one SASE platform powered by Talos intelligence. Netskope One offers similar consolidation with deeper category depth across 120+ classifications and 200+ countries.
If data protection is as important as threat prevention, Forcepoint ONE Web Security integrates DLP directly into filtering policies. Proofpoint Web Security pairs well if you’re already running Proofpoint email security.
For Fortinet environments, FortiGuard URL Filtering works as a native extension with AI-driven threat detection catching what static filters miss. For organizations at massive scale replacing legacy VPN hardware, Zscaler Internet Access delivers full SSL inspection and global performance with 150+ points of presence.
Read the individual reviews above to understand deployment specifics, performance trade-offs, and which solution matches your infrastructure and threat model.
Web Content Filtering solutions are designed to protect your accounts and users by identifying and blocking any harmful content from being granted access. They can block content based on a number of characteristics and identifiers, this includes content that is unsafe, inappropriate, or irrelevant to work or school-related tasks. Companies can deploy a web content filter to make sure that employees don’t visit any malicious websites, access adult or other inappropriate content, or spend time on sites that can hinder productivity such as forums and social media sites.
In practice, web content filters are delivered as hardware or software and are commonly integrated as a feature of a firewall solution. They work by scanning websites for
content that could violate any pre-configured policies. This may violate policies on the content level itself, i.e., explicit or irrelevant content. These platforms will, however, also look within images, texts, strings, downloads, and other areas where harmful code may be hidden. This ensures that a wider range of malicious or irrelevant content can be identified, thereby keeping your accounts safer. Most platforms also allow admins to set specific rules and identify specific key words, allowing them to tailor their content filtration for their organization.
When a user tries to visit a website or page that is deemed to be suspicious or dangerous, a web content filtering tool can completely block user access, or partially block access to specific parts of that site. Some tools will carry out screening, thereby giving user the ability to choose whether they want to view or interact with the content after being given a warning.
It can be difficult to understand which features are the most important when it comes to selecting an effective web content filtering solution for your organization. In this section we’ll identify some of the key features to look for, ensuring that you have the right solution for your needs.
Web Content Filtering solutions are important aspects of your digital security infrastructure as they deliver effective and comprehensive account protection against a range of threats. Rather than just providing static cover, web content filtering solutions can react dynamically, ensuring that you are protected against new and emerging threats.
The coverage offered by web content filtering solutions is very flexible. Admins are able to customize policies, identifying keywords and areas that should be blocked or limited. This ensures that your coverage is specific to your organization and delivers the protection that you need.
Further reading on web security from Expert Insights — buyers' guides, comparison articles, and platform-specific shortlists.
Alex is an experienced journalist and content editor. He researches, writes, factchecks and edits articles relating to B2B cyber security and technology solutions, working alongside software experts.
Alex was awarded a First Class MA (Hons) in English and Scottish Literature by the University of Edinburgh.
Laura Iannini is a Cybersecurity Analyst at Expert Insights. With deep cybersecurity knowledge and strong research skills, she leads Expert Insights’ product testing team, conducting thorough tests of product features and in-depth industry analysis to ensure that Expert Insights’ product reviews are definitive and insightful.
Laura also carries out wider analysis of vendor landscapes and industry trends to inform Expert Insights’ enterprise cybersecurity buyers’ guides, covering topics such as security awareness training, cloud backup and recovery, email security, and network monitoring. Prior to working at Expert Insights, Laura worked as a Senior Information Security Engineer at Constant Edge, where she tested cybersecurity solutions, carried out product demos, and provided high-quality ongoing technical support.
Laura holds a Bachelor’s degree in Cybersecurity from the University of West Florida.