YubiKey 5 Series review
Updated October 14, 2026 · ShieldCue Editorial Team
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Our verdict
YubiKey 5 Series keys support multiple authentication protocols, including FIDO2, and use hardware-based public-key authentication.
Key facts
- Best for
- Organizations comparing standard YubiKey 5 Series protocol support.
Pros
Pros
- YubiKey 5 Series keys support multiple authentication protocols, including FIDO2, and use hardware-based public-key authentication.
- This is the standard 5 Series scope; do not assume that attributes of FIPS or Enterprise variants apply to every key.
Ready to try YubiKey 5 Series?
Who it suits
- Organizations comparing standard YubiKey 5 Series protocol support.
Security
YubiKey 5 Series keys support multiple authentication protocols, including FIDO2, and use hardware-based public-key authentication. This is the standard 5 Series scope; do not assume that attributes of FIPS or Enterprise variants apply to every key. Service compatibility depends on the protocols each site or application supports.
How YubiKey 5 Series compares
Not confirmed yet: Price, Protocols, Connectors.
Related by the facts
YubiKey 5 Series
Organizations comparing standard YubiKey 5 Series protocol support.