: This article details how Lightspeed Filter uses AI to analyze browser behavior in real-time to block proxy bypass sites (like Ultraviolet or Rammerhead) that traditional URL filters miss.

The Lightspeed Agent is a local proxy that sends your browsing to a cloud filter – changing your browser’s proxy settings won’t bypass it because the agent reinstates its own settings every few minutes.

It uses a cloud-based database of millions of categorized sites. If a student tries to visit a new or unknown domain, the agent can block it by default until the site is analyzed by Lightspeed's AI. Key Features and Safety Benefits