Verified70% confidenceFactExact time
Passkey is based on the W3C WebAuthn standard and the FIDO Alliance's FIDO2 specification, with asymmetric key encryption at its core, where the private key is securely stored on the device and never leaves it.
4
Sources
70%
Confidence
Long-term
Relevance
7/14/2026
First Seen
Sources
Pocket ID获OIDC官方认证并支持OAuth 2.0授权体系
Related Claims
VerifiedThe FIDO2/WebAuthn protocol is based on asymmetric public-private key cryptography; the private key never leaves the hardware device, enabling resistance to phishing attacks.83% similarUnverifiedHardware security keys (such as YubiKey) implement the FIDO2/PIV protocol to ensure that private keys never leave the hardware device.77% similarVerifiedFIDO2 is a passwordless authentication standard jointly developed by the FIDO Alliance and W3C, operating on the principle of asymmetric encryption.73% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/503346API
curl https://kongchang.com/api/v1/knowledge/claims/503346MCP
get_claim(id=503346)