VERIFIED ON MAC Exam Environments

AI Overlay for Examity Live Proctor - Mac Setup

Updated October 2026 · 3 min read · Tested with LockDown Browser v2.1.6.01

Examity provides live, on-camera human proctoring for US universities and certification bodies. The proctor connects through a Chrome extension or the Examity desktop app, then opens a screen-sharing session over WebRTC.

Examity's tech stack is straightforward by proctor standards: a Chrome extension that requests getDisplayMedia or its OS-level equivalent, then pipes that stream over WebRTC to the live proctor's browser. There is no kernel hook and no kernel extension. macOS' getDisplayMedia respects window-level privacy by design (Apple ships the API that way). Fracture sets the privacy flag, so the proctor watches your exam screen without seeing the overlay window even when both are visible to you simultaneously.

A separate camera physically aimed at the screen sees pixels regardless of the privacy flag. The flag only protects against software capture APIs, not third-party photographs.

Yes, the recording is the same WebRTC stream. The recording also lacks the overlay because the source frames lacked it.

No. ID verification uses the webcam to compare your face to a stored photo. The webcam pipeline is separate from screen capture.

The Safe macOS Solution

Need reference access during your exam?

Fracture runs a native floating overlay that sets the macOS window privacy flag. It is 100% excluded from screen capture feeds, window lists, and proctor recordings.

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