Unverified50% confidenceFactExact time
两步验证（2FA）是一种在密码之外增加第二层身份验证的安全机制，基于你知道的和你拥有的双重因素
1
Sources
50%
Confidence
Long-term
Relevance
7/10/2026
First Seen
Sources
Beware the Gemini Free Membership Scam: The Account Security Risks of Leaked Backup Codes
bilibiliOpenclaw安装7/5/2026
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