Security keys are mature, but the best choice depends on the devices and recovery paths around them.

8.6out of 10

Test protocol

Five keys, three operating systems, twelve services and two account-recovery drills over 30 days. Setup time and failed authentication attempts were logged.

Verdict

A strong control for high-value accounts. Prefer broad connector support and register a separately stored backup key.

Sources and methodology

  1. FIDO Alliance — Certification Opens an external source