* [Blog](https://www.paloaltonetworks.com/blog) * [Palo Alto Networks](https://www.paloaltonetworks.com/blog/corporate/) * [Firewall](https://www.paloaltonetworks.com/blog/category/firewall/) * Firewall Pro-Tip: Enforce... # Firewall Pro-Tip: Enforce Safe Search without Blocking Search Results [](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.paloaltonetworks.com%2Fblog%2F2015%2F01%2Ffirewall-pro-tip-enforce-safe-search-without-blocking-search-results%2F) [](https://twitter.com/share?text=Firewall+Pro-Tip%3A+Enforce+Safe+Search+without+Blocking+Search+Results&url=https%3A%2F%2Fwww.paloaltonetworks.com%2Fblog%2F2015%2F01%2Ffirewall-pro-tip-enforce-safe-search-without-blocking-search-results%2F) [](https://www.linkedin.com/shareArticle?mini=true&url=https%3A%2F%2Fwww.paloaltonetworks.com%2Fblog%2F2015%2F01%2Ffirewall-pro-tip-enforce-safe-search-without-blocking-search-results%2F&title=Firewall+Pro-Tip%3A+Enforce+Safe+Search+without+Blocking+Search+Results&summary=&source=) [](https://www.paloaltonetworks.com//www.reddit.com/submit?url=https://www.paloaltonetworks.com/blog/2015/01/firewall-pro-tip-enforce-safe-search-without-blocking-search-results/&ts=markdown) \[\](mailto:?subject=Firewall Pro-Tip: Enforce Safe Search without Blocking Search Results) Link copied By [Charissa Fleischer](https://www.paloaltonetworks.com/blog/author/charissa-fleischer/?ts=markdown "Posts by Charissa Fleischer") Jan 12, 2015 2 minutes [Firewall](https://www.paloaltonetworks.com/blog/category/firewall/?ts=markdown) [Technical Documentation](https://www.paloaltonetworks.com/blog/category/technical-documentation/?ts=markdown) [Safe Search](https://www.paloaltonetworks.com/blog/tag/safe-search/?ts=markdown) [URL filtering](https://www.paloaltonetworks.com/blog/tag/url-filtering/?ts=markdown) Many search engines have a safe search setting that filters out adult images and videos in search query return traffic. Starting in PAN-OS 6.0 or later with content release version 475, you can [Enable Safe Search Enforcement](https://www.paloaltonetworks.com/documentation/61/pan-os/pan-os/url-filtering/enable-safe-search-enforcement.html) so that the firewall will prevent end users from seeing search results that are not filtered with the strictest safe search settings. ![safe-search-enforcement](https://www.paloaltonetworks.com/blog/wp-content/uploads/2015/01/safe-search-enforcement-500x225.png) The firewall can enforce transparent safe search for the following search providers: Google, Yahoo, and Bing. This is a best-effort setting and is not guaranteed by the search providers to work with every website. With transparent safe search enforcement, when an end user attempts to perform a search without first enabling the strict safe search settings, the firewall blocks the search results with an HTTP 503 status code and redirects the search query to a URL that includes the safe search parameters. You enable this functionality by importing a new URL Filtering Safe Search Block Page containing the JavaScript for rewriting the search URL to include the strict safe search parameters. In addition, you must enable the Safe Search Enforcement option in the URL Filtering profile. In this configuration, users will not see the block page, but will instead be automatically redirected to a search query that enforces the strictest safe search options. This safe search enforcement method requires Content Release version 475 or later and is only supported for Google, Yahoo, and Bing searches. For instructions on configuring this feature, see [Enable Transparent Safe Search Enforcement](https://www.paloaltonetworks.com/documentation/61/pan-os/pan-os/url-filtering/enable-transparent-safe-search-enforcement.html). Also, because most search providers now use SSL to return search results, you must also configure a [Decryption](https://www.paloaltonetworks.com/documentation/61/pan-os/pan-os/decryption.html) policy for the search traffic to enable the firewall to inspect the search traffic and enforce safe search. For more information about the differences between search settings from different search providers, see [Safe Search Enforcement](https://www.paloaltonetworks.com/documentation/61/pan-os/pan-os/url-filtering/safe-search-enforcement.html). ### Want More Documentation About URL Filtering? Check out the [URL Filtering](https://www.paloaltonetworks.com/documentation/61/pan-os/pan-os/url-filtering.html) page on the Technical Documentation Portal, or select the URL Filtering facet (under Feature Category) on the [Document Search page](https://www.paloaltonetworks.com/documentation/document-search.html)! Happy reading! Your friendly Technical Publications team *** ** * ** *** ## Related Blogs ### [Firewall](https://www.paloaltonetworks.com/blog/category/firewall/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown), [Technical Documentation](https://www.paloaltonetworks.com/blog/category/technical-documentation/?ts=markdown) [#### Tech Docs: New Firewalls and Appliances with PAN-OS 8.1!](https://www.paloaltonetworks.com/blog/2018/03/tech-docs-new-firewalls-and-appliances-with-pan-os-8-1/) ### [Firewall](https://www.paloaltonetworks.com/blog/category/firewall/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown), [Technical Documentation](https://www.paloaltonetworks.com/blog/category/technical-documentation/?ts=markdown) [#### Tech Docs: Improve Your Remote Work Experience with GlobalProtect App 4.1!](https://www.paloaltonetworks.com/blog/2018/03/tech-docs-improve-remote-work-experience-globalprotect-app-4-1/) ### [Firewall](https://www.paloaltonetworks.com/blog/category/firewall/?ts=markdown), [Technical Documentation](https://www.paloaltonetworks.com/blog/category/technical-documentation/?ts=markdown) [#### Tech Docs: Close the Door on Threats to Your OpenStack Environment](https://www.paloaltonetworks.com/blog/2017/04/tech-docs-close-door-threats-openstack-environment/) ### [Cloud NGFW](https://www.paloaltonetworks.com/blog/network-security/category/cloud-ngfw/?ts=markdown), [Cloud Security](https://www.paloaltonetworks.com/blog/category/cloud-security/?ts=markdown), [Firewall](https://www.paloaltonetworks.com/blog/category/firewall/?ts=markdown) [#### Modernizing Security on AWS: From Firewall Ops to Security Intent](https://www.paloaltonetworks.com/blog/network-security/modernizing-security-on-aws-from-firewall-ops-to-security-intent/) ### [Firewall](https://www.paloaltonetworks.com/blog/category/firewall/?ts=markdown), [Strata Network Security Platform](https://www.paloaltonetworks.com/blog/network-security/category/strata-network-security-platform/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) [#### Powering the AI Enterprise with New Software Firewall Capabilities](https://www.paloaltonetworks.com/blog/network-security/powering-the-ai-enterprise-with-new-software-firewall-capabilities/) ### [AI Application Security](https://www.paloaltonetworks.com/blog/network-security/category/ai-application-security/?ts=markdown), [AI Governance](https://www.paloaltonetworks.com/blog/category/ai-governance/?ts=markdown), [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Firewall](https://www.paloaltonetworks.com/blog/category/firewall/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Partners](https://www.paloaltonetworks.com/blog/category/partners/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown) [#### Palo Alto Networks Announces Support for NVIDIA Enterprise AI Factory](https://www.paloaltonetworks.com/blog/2026/01/support-nvidia-enterprise-ai-factory/) ### Subscribe to the Blog! 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