Add support for YubiKeys 5.7.4+ #2370
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This change adds the root certificate used on YubiKeys 5.7.4+. Now the attestation certificate will be verified using two roots. Attestation statements must contain all intermediates, see smallstep/crypto#831 Fixes #2355
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Aug 20, 2025
Co-authored-by: Herman Slatman <hslatman@users.noreply.github.com>
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Description
This change adds the root certificate used on YubiKeys 5.7.4+. Now the attestation certificate will be verified using two roots.
Attestation statements must contain all intermediates, see smallstep/crypto#831
Fixes #2355