Unverified50% confidenceTradeoffExact time
纯本地2FA方案面临手机丢失或损坏后密钥恢复的挑战，这是隐私安全与使用便利之间的权衡
1
Sources
50%
Confidence
Long-term
Relevance
8/19/2026
First Seen
Sources
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https://kongchang.com/claim/772666API
curl https://kongchang.com/api/v1/knowledge/claims/772666MCP
get_claim(id=772666)