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Cambium Secure Browser

? – present Active
66

Custom browser from Cambium Assessment that locks down the student's workstation (no navigation buttons or URL bar) for online assessments in several US states.

Facts

Developer
Cambium Assessment
Website
www.cambiumlearning.com
Engine
Gecko
Derived from
Mozilla Firefox
Platforms
WindowsmacOSLinux
Details
Version 18.0 (2025-26) for Windows, macOS, Ubuntu and Fedora
Popularity
66/100 — Cambium platform: 15.3 million students and 100.6M tests in 2021-22 (desktop secure browser + Secure Test mobile/Chromebook app); desktop browser share estimated at a few million

Sources

  1. https://edu.wyoming.gov/sups-memo/07-14-2025-cambium-secure-browser-update/
  2. https://www.cambiumlearning.com/brands/cambium-assessment
  3. https://github.com/SmarterApp/SB_SecureBrowser7
  4. https://github.com/SmarterApp/SB_DesktopSecureBrowser