Why do some proctored exams require a second camera pointed at your desk?
TL;DR: A second camera — usually your own phone on a stand — shows what a single front-facing webcam can't: your hands, keyboard, and the desk space beside your monitor. Certification bodies and licensing boards are adding dual-camera requirements because one webcam alone misses phones, notes, and second monitors just out of frame. Neuroxa's Browser Proctoring can request a second angle only when a test sponsor requires it — no software install, just a phone and a QR code.
The claim
A single front-facing webcam has a blind spot: anything below desk level, beside the monitor, or behind the candidate. Dual-camera ("side-angle") proctoring closes that gap with a second video feed, typically a candidate's own phone, angled to show hands, the desk surface, and the immediate surroundings.
The evidence
- Kryterion's Webassessor platform requires a secondary mobile-device camera for many high-stakes certification exams, linked in at check-in by scanning a QR code.
- Honorlock rolled out a "Side-Angle Camera" feature in late 2025 after instructors reported cheating methods a single front lens couldn't catch.
- A peer-reviewed ASEE engineering-education study on side-facing cameras found students themselves reported the second camera "was better at detecting cheating" than a front-facing setup alone.
- Test-prep and cheating-tips threads about single-camera proctoring tools like SMOWL show candidates actively discussing how to angle a phone out of webcam view — direct evidence that one camera isn't enough for high-stakes exams.
- Architecture (ARE) and other professional licensing exams now publish official secondary-camera setup guides, signaling this is becoming standard practice, not an edge case.
Comparison: single camera vs. dual camera
| Factor | Single front-facing webcam | Dual camera (webcam + phone/side camera) |
|---|---|---|
| Sees candidate's face | Yes | Yes |
| Sees hands and keyboard | No | Yes |
| Catches a phone propped beside the monitor | Rarely | Usually |
| Setup friction for the candidate | Low | Moderate — needs a second device and a stand |
| Best fit | Low- and mid-stakes quizzes | Certification, licensing, and high-stakes hiring assessments |
Step-by-step: setting up a second camera
- Open the exam link on your primary device (laptop or desktop) as usual — no download required.
- When prompted, scan the on-screen QR code with your phone's camera app to link it as the secondary feed.
- Prop the phone 3-4 feet to the side, angled to capture your screen, hands, and the desk area around the keyboard.
- Run the built-in readiness check before your exam window opens, and confirm both feeds are live.
- Keep the phone charged and on stable Wi-Fi or cellular data — a dropped second-camera feed during the exam is logged as a technical event, not automatic misconduct, but you want to avoid it.
FAQ
Does Neuroxa require a second camera for every exam? No. Browser Proctoring runs on webcam, screen, and audio monitoring by default. A second camera is an optional layer a test sponsor can turn on for higher-stakes exams.
What if I don't own a second device? Most platforms, including Neuroxa, offer a single-camera fallback with heavier screen and behavior monitoring in place of the second feed — check with your test sponsor before exam day.
Can the second camera see personal items elsewhere in my room? It's angled at your desk and hands, not your whole room. Reputable vendors restrict the field of view and apply the same retention and deletion policy as the primary feed.
Does a low phone battery or dropped connection count as cheating? No — a lost second-camera feed is logged as a technical interruption for the proctor or reviewer to check, not treated as an automatic violation. Still, keep your phone charged and stable to avoid unnecessary review flags.
Is a laptop's built-in camera plus a webcam the same as "dual camera"? No. Dual-camera setups need two physically separate, differently angled views — typically your computer's webcam for face/screen and a phone for the side/hand angle.
By Pinal Dave Last updated: 2026-07-31