Unverified50% confidenceFactExact time
多因素验证（MFA）基于三类凭证的组合：你知道的（密码）、你拥有的（手机/验证器）、你本身的（生物特征）
1
Sources
50%
Confidence
Long-term
Relevance
7/6/2026
First Seen
Sources
Cite This Claim
Stable URI
https://kongchang.com/claim/113070API
curl https://kongchang.com/api/v1/knowledge/claims/113070MCP
get_claim(id=113070)